From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:3.16 commit in: /
Date: Wed, 15 Oct 2014 12:42:45 +0000 (UTC) [thread overview]
Message-ID: <1413376957.10da52d34f75c039a20e3e60cb9dc3e05bc1cbb7.mpagano@gentoo> (raw)
commit: 10da52d34f75c039a20e3e60cb9dc3e05bc1cbb7
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Wed Oct 15 12:42:37 2014 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Wed Oct 15 12:42:37 2014 +0000
URL: http://sources.gentoo.org/gitweb/?p=proj/linux-patches.git;a=commit;h=10da52d3
Linux patch 3.16.6
---
0000_README | 4 +
1005_linux-3.16.6.patch | 2652 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 2656 insertions(+)
diff --git a/0000_README b/0000_README
index ede03f9..a7526a7 100644
--- a/0000_README
+++ b/0000_README
@@ -62,6 +62,10 @@ Patch: 1004_linux-3.16.5.patch
From: http://www.kernel.org
Desc: Linux 3.16.5
+Patch: 1005_linux-3.16.6.patch
+From: http://www.kernel.org
+Desc: Linux 3.16.6
+
Patch: 1500_XATTR_USER_PREFIX.patch
From: https://bugs.gentoo.org/show_bug.cgi?id=470644
Desc: Support for namespace user.pax.* on tmpfs.
diff --git a/1005_linux-3.16.6.patch b/1005_linux-3.16.6.patch
new file mode 100644
index 0000000..422fde0
--- /dev/null
+++ b/1005_linux-3.16.6.patch
@@ -0,0 +1,2652 @@
+diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
+index f896f68a3ba3..c4da64b525b2 100644
+--- a/Documentation/kernel-parameters.txt
++++ b/Documentation/kernel-parameters.txt
+@@ -3459,6 +3459,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
+ READ_DISC_INFO command);
+ e = NO_READ_CAPACITY_16 (don't use
+ READ_CAPACITY_16 command);
++ f = NO_REPORT_OPCODES (don't use report opcodes
++ command, uas only);
+ h = CAPACITY_HEURISTICS (decrease the
+ reported device capacity by one
+ sector if the number is odd);
+@@ -3478,6 +3480,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
+ bogus residue values);
+ s = SINGLE_LUN (the device has only one
+ Logical Unit);
++ t = NO_ATA_1X (don't allow ATA(12) and ATA(16)
++ commands, uas only);
+ u = IGNORE_UAS (don't bind to the uas driver);
+ w = NO_WP_DETECT (don't test whether the
+ medium is write-protected).
+diff --git a/Makefile b/Makefile
+index 41efc3d9f2e0..5c4bc3fc18c0 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 3
+ PATCHLEVEL = 16
+-SUBLEVEL = 5
++SUBLEVEL = 6
+ EXTRAVERSION =
+ NAME = Museum of Fishiegoodies
+
+diff --git a/drivers/base/node.c b/drivers/base/node.c
+index 8f7ed9933a7c..40e4585f110a 100644
+--- a/drivers/base/node.c
++++ b/drivers/base/node.c
+@@ -603,7 +603,6 @@ void unregister_one_node(int nid)
+ return;
+
+ unregister_node(node_devices[nid]);
+- kfree(node_devices[nid]);
+ node_devices[nid] = NULL;
+ }
+
+diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c
+index 0d9284ef96a8..42e41f3b5cf1 100644
+--- a/drivers/crypto/caam/caamhash.c
++++ b/drivers/crypto/caam/caamhash.c
+@@ -1338,9 +1338,9 @@ static int ahash_update_first(struct ahash_request *req)
+ struct device *jrdev = ctx->jrdev;
+ gfp_t flags = (req->base.flags & (CRYPTO_TFM_REQ_MAY_BACKLOG |
+ CRYPTO_TFM_REQ_MAY_SLEEP)) ? GFP_KERNEL : GFP_ATOMIC;
+- u8 *next_buf = state->buf_0 + state->current_buf *
+- CAAM_MAX_HASH_BLOCK_SIZE;
+- int *next_buflen = &state->buflen_0 + state->current_buf;
++ u8 *next_buf = state->current_buf ? state->buf_1 : state->buf_0;
++ int *next_buflen = state->current_buf ?
++ &state->buflen_1 : &state->buflen_0;
+ int to_hash;
+ u32 *sh_desc = ctx->sh_desc_update_first, *desc;
+ dma_addr_t ptr = ctx->sh_desc_update_first_dma;
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index 701f86cd5993..5f29c9a9a316 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -3667,8 +3667,14 @@ static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev
+ else
+ bond_xmit_slave_id(bond, skb, 0);
+ } else {
+- slave_id = bond_rr_gen_slave_id(bond);
+- bond_xmit_slave_id(bond, skb, slave_id % bond->slave_cnt);
++ int slave_cnt = ACCESS_ONCE(bond->slave_cnt);
++
++ if (likely(slave_cnt)) {
++ slave_id = bond_rr_gen_slave_id(bond);
++ bond_xmit_slave_id(bond, skb, slave_id % slave_cnt);
++ } else {
++ dev_kfree_skb_any(skb);
++ }
+ }
+
+ return NETDEV_TX_OK;
+@@ -3699,8 +3705,13 @@ static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_d
+ static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev)
+ {
+ struct bonding *bond = netdev_priv(bond_dev);
++ int slave_cnt = ACCESS_ONCE(bond->slave_cnt);
+
+- bond_xmit_slave_id(bond, skb, bond_xmit_hash(bond, skb) % bond->slave_cnt);
++ if (likely(slave_cnt))
++ bond_xmit_slave_id(bond, skb,
++ bond_xmit_hash(bond, skb) % slave_cnt);
++ else
++ dev_kfree_skb_any(skb);
+
+ return NETDEV_TX_OK;
+ }
+diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
+index 5776e503e4c5..6e4a6bddf56e 100644
+--- a/drivers/net/ethernet/broadcom/bcmsysport.c
++++ b/drivers/net/ethernet/broadcom/bcmsysport.c
+@@ -757,7 +757,8 @@ static irqreturn_t bcm_sysport_tx_isr(int irq, void *dev_id)
+ return IRQ_HANDLED;
+ }
+
+-static int bcm_sysport_insert_tsb(struct sk_buff *skb, struct net_device *dev)
++static struct sk_buff *bcm_sysport_insert_tsb(struct sk_buff *skb,
++ struct net_device *dev)
+ {
+ struct sk_buff *nskb;
+ struct bcm_tsb *tsb;
+@@ -773,7 +774,7 @@ static int bcm_sysport_insert_tsb(struct sk_buff *skb, struct net_device *dev)
+ if (!nskb) {
+ dev->stats.tx_errors++;
+ dev->stats.tx_dropped++;
+- return -ENOMEM;
++ return NULL;
+ }
+ skb = nskb;
+ }
+@@ -792,7 +793,7 @@ static int bcm_sysport_insert_tsb(struct sk_buff *skb, struct net_device *dev)
+ ip_proto = ipv6_hdr(skb)->nexthdr;
+ break;
+ default:
+- return 0;
++ return skb;
+ }
+
+ /* Get the checksum offset and the L4 (transport) offset */
+@@ -810,7 +811,7 @@ static int bcm_sysport_insert_tsb(struct sk_buff *skb, struct net_device *dev)
+ tsb->l4_ptr_dest_map = csum_info;
+ }
+
+- return 0;
++ return skb;
+ }
+
+ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb,
+@@ -844,8 +845,8 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb,
+
+ /* Insert TSB and checksum infos */
+ if (priv->tsb_en) {
+- ret = bcm_sysport_insert_tsb(skb, dev);
+- if (ret) {
++ skb = bcm_sysport_insert_tsb(skb, dev);
++ if (!skb) {
+ ret = NETDEV_TX_OK;
+ goto out;
+ }
+diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+index 6a8b1453a1b9..73cfb21899a7 100644
+--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
++++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+@@ -10044,6 +10044,8 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp,
+ }
+
+ #define BNX2X_PREV_UNDI_PROD_ADDR(p) (BAR_TSTRORM_INTMEM + 0x1508 + ((p) << 4))
++#define BNX2X_PREV_UNDI_PROD_ADDR_H(f) (BAR_TSTRORM_INTMEM + \
++ 0x1848 + ((f) << 4))
+ #define BNX2X_PREV_UNDI_RCQ(val) ((val) & 0xffff)
+ #define BNX2X_PREV_UNDI_BD(val) ((val) >> 16 & 0xffff)
+ #define BNX2X_PREV_UNDI_PROD(rcq, bd) ((bd) << 16 | (rcq))
+@@ -10051,8 +10053,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp,
+ #define BCM_5710_UNDI_FW_MF_MAJOR (0x07)
+ #define BCM_5710_UNDI_FW_MF_MINOR (0x08)
+ #define BCM_5710_UNDI_FW_MF_VERS (0x05)
+-#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4))
+-#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4))
+
+ static bool bnx2x_prev_is_after_undi(struct bnx2x *bp)
+ {
+@@ -10071,72 +10071,25 @@ static bool bnx2x_prev_is_after_undi(struct bnx2x *bp)
+ return false;
+ }
+
+-static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp)
+-{
+- u8 major, minor, version;
+- u32 fw;
+-
+- /* Must check that FW is loaded */
+- if (!(REG_RD(bp, MISC_REG_RESET_REG_1) &
+- MISC_REGISTERS_RESET_REG_1_RST_XSEM)) {
+- BNX2X_DEV_INFO("XSEM is reset - UNDI MF FW is not loaded\n");
+- return false;
+- }
+-
+- /* Read Currently loaded FW version */
+- fw = REG_RD(bp, XSEM_REG_PRAM);
+- major = fw & 0xff;
+- minor = (fw >> 0x8) & 0xff;
+- version = (fw >> 0x10) & 0xff;
+- BNX2X_DEV_INFO("Loaded FW: 0x%08x: Major 0x%02x Minor 0x%02x Version 0x%02x\n",
+- fw, major, minor, version);
+-
+- if (major > BCM_5710_UNDI_FW_MF_MAJOR)
+- return true;
+-
+- if ((major == BCM_5710_UNDI_FW_MF_MAJOR) &&
+- (minor > BCM_5710_UNDI_FW_MF_MINOR))
+- return true;
+-
+- if ((major == BCM_5710_UNDI_FW_MF_MAJOR) &&
+- (minor == BCM_5710_UNDI_FW_MF_MINOR) &&
+- (version >= BCM_5710_UNDI_FW_MF_VERS))
+- return true;
+-
+- return false;
+-}
+-
+-static void bnx2x_prev_unload_undi_mf(struct bnx2x *bp)
+-{
+- int i;
+-
+- /* Due to legacy (FW) code, the first function on each engine has a
+- * different offset macro from the rest of the functions.
+- * Setting this for all 8 functions is harmless regardless of whether
+- * this is actually a multi-function device.
+- */
+- for (i = 0; i < 2; i++)
+- REG_WR(bp, BNX2X_PREV_UNDI_MF_PORT(i), 1);
+-
+- for (i = 2; i < 8; i++)
+- REG_WR(bp, BNX2X_PREV_UNDI_MF_FUNC(i - 2), 1);
+-
+- BNX2X_DEV_INFO("UNDI FW (MF) set to discard\n");
+-}
+-
+-static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 port, u8 inc)
++static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 inc)
+ {
+ u16 rcq, bd;
+- u32 tmp_reg = REG_RD(bp, BNX2X_PREV_UNDI_PROD_ADDR(port));
++ u32 addr, tmp_reg;
+
++ if (BP_FUNC(bp) < 2)
++ addr = BNX2X_PREV_UNDI_PROD_ADDR(BP_PORT(bp));
++ else
++ addr = BNX2X_PREV_UNDI_PROD_ADDR_H(BP_FUNC(bp) - 2);
++
++ tmp_reg = REG_RD(bp, addr);
+ rcq = BNX2X_PREV_UNDI_RCQ(tmp_reg) + inc;
+ bd = BNX2X_PREV_UNDI_BD(tmp_reg) + inc;
+
+ tmp_reg = BNX2X_PREV_UNDI_PROD(rcq, bd);
+- REG_WR(bp, BNX2X_PREV_UNDI_PROD_ADDR(port), tmp_reg);
++ REG_WR(bp, addr, tmp_reg);
+
+- BNX2X_DEV_INFO("UNDI producer [%d] rings bd -> 0x%04x, rcq -> 0x%04x\n",
+- port, bd, rcq);
++ BNX2X_DEV_INFO("UNDI producer [%d/%d][%08x] rings bd -> 0x%04x, rcq -> 0x%04x\n",
++ BP_PORT(bp), BP_FUNC(bp), addr, bd, rcq);
+ }
+
+ static int bnx2x_prev_mcp_done(struct bnx2x *bp)
+@@ -10375,7 +10328,6 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp)
+ /* Reset should be performed after BRB is emptied */
+ if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) {
+ u32 timer_count = 1000;
+- bool need_write = true;
+
+ /* Close the MAC Rx to prevent BRB from filling up */
+ bnx2x_prev_unload_close_mac(bp, &mac_vals);
+@@ -10412,20 +10364,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp)
+ else
+ timer_count--;
+
+- /* New UNDI FW supports MF and contains better
+- * cleaning methods - might be redundant but harmless.
+- */
+- if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) {
+- if (need_write) {
+- bnx2x_prev_unload_undi_mf(bp);
+- need_write = false;
+- }
+- } else if (prev_undi) {
+- /* If UNDI resides in memory,
+- * manually increment it
+- */
+- bnx2x_prev_unload_undi_inc(bp, BP_PORT(bp), 1);
+- }
++ /* If UNDI resides in memory, manually increment it */
++ if (prev_undi)
++ bnx2x_prev_unload_undi_inc(bp, 1);
++
+ udelay(10);
+ }
+
+diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
+index a3dd5dc64f4c..8345c6523799 100644
+--- a/drivers/net/ethernet/broadcom/tg3.c
++++ b/drivers/net/ethernet/broadcom/tg3.c
+@@ -6918,7 +6918,8 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
+ skb->protocol = eth_type_trans(skb, tp->dev);
+
+ if (len > (tp->dev->mtu + ETH_HLEN) &&
+- skb->protocol != htons(ETH_P_8021Q)) {
++ skb->protocol != htons(ETH_P_8021Q) &&
++ skb->protocol != htons(ETH_P_8021AD)) {
+ dev_kfree_skb_any(skb);
+ goto drop_it_no_recycle;
+ }
+@@ -7914,8 +7915,6 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
+
+ entry = tnapi->tx_prod;
+ base_flags = 0;
+- if (skb->ip_summed == CHECKSUM_PARTIAL)
+- base_flags |= TXD_FLAG_TCPUDP_CSUM;
+
+ mss = skb_shinfo(skb)->gso_size;
+ if (mss) {
+@@ -7929,6 +7928,13 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
+
+ hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb) - ETH_HLEN;
+
++ /* HW/FW can not correctly segment packets that have been
++ * vlan encapsulated.
++ */
++ if (skb->protocol == htons(ETH_P_8021Q) ||
++ skb->protocol == htons(ETH_P_8021AD))
++ return tg3_tso_bug(tp, tnapi, txq, skb);
++
+ if (!skb_is_gso_v6(skb)) {
+ if (unlikely((ETH_HLEN + hdr_len) > 80) &&
+ tg3_flag(tp, TSO_BUG))
+@@ -7979,6 +7985,17 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
+ base_flags |= tsflags << 12;
+ }
+ }
++ } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
++ /* HW/FW can not correctly checksum packets that have been
++ * vlan encapsulated.
++ */
++ if (skb->protocol == htons(ETH_P_8021Q) ||
++ skb->protocol == htons(ETH_P_8021AD)) {
++ if (skb_checksum_help(skb))
++ goto drop;
++ } else {
++ base_flags |= TXD_FLAG_TCPUDP_CSUM;
++ }
+ }
+
+ if (tg3_flag(tp, USE_JUMBO_BDFLAG) &&
+diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
+index e9daa072ebb4..45b13fda6bed 100644
+--- a/drivers/net/ethernet/cadence/macb.c
++++ b/drivers/net/ethernet/cadence/macb.c
+@@ -30,7 +30,6 @@
+ #include <linux/of_device.h>
+ #include <linux/of_mdio.h>
+ #include <linux/of_net.h>
+-#include <linux/pinctrl/consumer.h>
+
+ #include "macb.h"
+
+@@ -1803,7 +1802,6 @@ static int __init macb_probe(struct platform_device *pdev)
+ struct phy_device *phydev;
+ u32 config;
+ int err = -ENXIO;
+- struct pinctrl *pinctrl;
+ const char *mac;
+
+ regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+@@ -1812,15 +1810,6 @@ static int __init macb_probe(struct platform_device *pdev)
+ goto err_out;
+ }
+
+- pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+- if (IS_ERR(pinctrl)) {
+- err = PTR_ERR(pinctrl);
+- if (err == -EPROBE_DEFER)
+- goto err_out;
+-
+- dev_warn(&pdev->dev, "No pinctrl provided\n");
+- }
+-
+ err = -ENOMEM;
+ dev = alloc_etherdev(sizeof(*bp));
+ if (!dev)
+diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
+index 5d940a26055c..c9d2988e364d 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
++++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
+@@ -2380,6 +2380,22 @@ struct mlx4_slaves_pport mlx4_phys_to_slaves_pport_actv(
+ }
+ EXPORT_SYMBOL_GPL(mlx4_phys_to_slaves_pport_actv);
+
++static int mlx4_slaves_closest_port(struct mlx4_dev *dev, int slave, int port)
++{
++ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
++ int min_port = find_first_bit(actv_ports.ports, dev->caps.num_ports)
++ + 1;
++ int max_port = min_port +
++ bitmap_weight(actv_ports.ports, dev->caps.num_ports);
++
++ if (port < min_port)
++ port = min_port;
++ else if (port >= max_port)
++ port = max_port - 1;
++
++ return port;
++}
++
+ int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac)
+ {
+ struct mlx4_priv *priv = mlx4_priv(dev);
+@@ -2393,6 +2409,7 @@ int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac)
+ if (slave < 0)
+ return -EINVAL;
+
++ port = mlx4_slaves_closest_port(dev, slave, port);
+ s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
+ s_info->mac = mac;
+ mlx4_info(dev, "default mac on vf %d port %d to %llX will take afect only after vf restart\n",
+@@ -2419,6 +2436,7 @@ int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos)
+ if (slave < 0)
+ return -EINVAL;
+
++ port = mlx4_slaves_closest_port(dev, slave, port);
+ vf_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
+
+ if ((0 == vlan) && (0 == qos))
+@@ -2446,6 +2464,7 @@ bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
+ struct mlx4_priv *priv;
+
+ priv = mlx4_priv(dev);
++ port = mlx4_slaves_closest_port(dev, slave, port);
+ vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
+
+ if (MLX4_VGT != vp_oper->state.default_vlan) {
+@@ -2473,6 +2492,7 @@ int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting)
+ if (slave < 0)
+ return -EINVAL;
+
++ port = mlx4_slaves_closest_port(dev, slave, port);
+ s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
+ s_info->spoofchk = setting;
+
+@@ -2526,6 +2546,7 @@ int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_stat
+ if (slave < 0)
+ return -EINVAL;
+
++ port = mlx4_slaves_closest_port(dev, slave, port);
+ switch (link_state) {
+ case IFLA_VF_LINK_STATE_AUTO:
+ /* get current link state */
+diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
+index 82ab427290c3..3bdc11e44ec3 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/main.c
++++ b/drivers/net/ethernet/mellanox/mlx4/main.c
+@@ -78,13 +78,13 @@ MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero");
+ #endif /* CONFIG_PCI_MSI */
+
+ static uint8_t num_vfs[3] = {0, 0, 0};
+-static int num_vfs_argc = 3;
++static int num_vfs_argc;
+ module_param_array(num_vfs, byte , &num_vfs_argc, 0444);
+ MODULE_PARM_DESC(num_vfs, "enable #num_vfs functions if num_vfs > 0\n"
+ "num_vfs=port1,port2,port1+2");
+
+ static uint8_t probe_vf[3] = {0, 0, 0};
+-static int probe_vfs_argc = 3;
++static int probe_vfs_argc;
+ module_param_array(probe_vf, byte, &probe_vfs_argc, 0444);
+ MODULE_PARM_DESC(probe_vf, "number of vfs to probe by pf driver (num_vfs > 0)\n"
+ "probe_vf=port1,port2,port1+2");
+diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+index f3d5d79f1cd1..a173c985aa73 100644
+--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
++++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+@@ -872,6 +872,10 @@ static int myri10ge_dma_test(struct myri10ge_priv *mgp, int test_type)
+ return -ENOMEM;
+ dmatest_bus = pci_map_page(mgp->pdev, dmatest_page, 0, PAGE_SIZE,
+ DMA_BIDIRECTIONAL);
++ if (unlikely(pci_dma_mapping_error(mgp->pdev, dmatest_bus))) {
++ __free_page(dmatest_page);
++ return -ENOMEM;
++ }
+
+ /* Run a small DMA test.
+ * The magic multipliers to the length tell the firmware
+@@ -1293,6 +1297,7 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx,
+ int bytes, int watchdog)
+ {
+ struct page *page;
++ dma_addr_t bus;
+ int idx;
+ #if MYRI10GE_ALLOC_SIZE > 4096
+ int end_offset;
+@@ -1317,11 +1322,21 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx,
+ rx->watchdog_needed = 1;
+ return;
+ }
++
++ bus = pci_map_page(mgp->pdev, page, 0,
++ MYRI10GE_ALLOC_SIZE,
++ PCI_DMA_FROMDEVICE);
++ if (unlikely(pci_dma_mapping_error(mgp->pdev, bus))) {
++ __free_pages(page, MYRI10GE_ALLOC_ORDER);
++ if (rx->fill_cnt - rx->cnt < 16)
++ rx->watchdog_needed = 1;
++ return;
++ }
++
+ rx->page = page;
+ rx->page_offset = 0;
+- rx->bus = pci_map_page(mgp->pdev, page, 0,
+- MYRI10GE_ALLOC_SIZE,
+- PCI_DMA_FROMDEVICE);
++ rx->bus = bus;
++
+ }
+ rx->info[idx].page = rx->page;
+ rx->info[idx].page_offset = rx->page_offset;
+@@ -2763,6 +2778,35 @@ myri10ge_submit_req(struct myri10ge_tx_buf *tx, struct mcp_kreq_ether_send *src,
+ mb();
+ }
+
++static void myri10ge_unmap_tx_dma(struct myri10ge_priv *mgp,
++ struct myri10ge_tx_buf *tx, int idx)
++{
++ unsigned int len;
++ int last_idx;
++
++ /* Free any DMA resources we've alloced and clear out the skb slot */
++ last_idx = (idx + 1) & tx->mask;
++ idx = tx->req & tx->mask;
++ do {
++ len = dma_unmap_len(&tx->info[idx], len);
++ if (len) {
++ if (tx->info[idx].skb != NULL)
++ pci_unmap_single(mgp->pdev,
++ dma_unmap_addr(&tx->info[idx],
++ bus), len,
++ PCI_DMA_TODEVICE);
++ else
++ pci_unmap_page(mgp->pdev,
++ dma_unmap_addr(&tx->info[idx],
++ bus), len,
++ PCI_DMA_TODEVICE);
++ dma_unmap_len_set(&tx->info[idx], len, 0);
++ tx->info[idx].skb = NULL;
++ }
++ idx = (idx + 1) & tx->mask;
++ } while (idx != last_idx);
++}
++
+ /*
+ * Transmit a packet. We need to split the packet so that a single
+ * segment does not cross myri10ge->tx_boundary, so this makes segment
+@@ -2786,7 +2830,7 @@ static netdev_tx_t myri10ge_xmit(struct sk_buff *skb,
+ u32 low;
+ __be32 high_swapped;
+ unsigned int len;
+- int idx, last_idx, avail, frag_cnt, frag_idx, count, mss, max_segments;
++ int idx, avail, frag_cnt, frag_idx, count, mss, max_segments;
+ u16 pseudo_hdr_offset, cksum_offset, queue;
+ int cum_len, seglen, boundary, rdma_count;
+ u8 flags, odd_flag;
+@@ -2883,9 +2927,12 @@ again:
+
+ /* map the skb for DMA */
+ len = skb_headlen(skb);
++ bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE);
++ if (unlikely(pci_dma_mapping_error(mgp->pdev, bus)))
++ goto drop;
++
+ idx = tx->req & tx->mask;
+ tx->info[idx].skb = skb;
+- bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE);
+ dma_unmap_addr_set(&tx->info[idx], bus, bus);
+ dma_unmap_len_set(&tx->info[idx], len, len);
+
+@@ -2984,12 +3031,16 @@ again:
+ break;
+
+ /* map next fragment for DMA */
+- idx = (count + tx->req) & tx->mask;
+ frag = &skb_shinfo(skb)->frags[frag_idx];
+ frag_idx++;
+ len = skb_frag_size(frag);
+ bus = skb_frag_dma_map(&mgp->pdev->dev, frag, 0, len,
+ DMA_TO_DEVICE);
++ if (unlikely(pci_dma_mapping_error(mgp->pdev, bus))) {
++ myri10ge_unmap_tx_dma(mgp, tx, idx);
++ goto drop;
++ }
++ idx = (count + tx->req) & tx->mask;
+ dma_unmap_addr_set(&tx->info[idx], bus, bus);
+ dma_unmap_len_set(&tx->info[idx], len, len);
+ }
+@@ -3020,31 +3071,8 @@ again:
+ return NETDEV_TX_OK;
+
+ abort_linearize:
+- /* Free any DMA resources we've alloced and clear out the skb
+- * slot so as to not trip up assertions, and to avoid a
+- * double-free if linearizing fails */
++ myri10ge_unmap_tx_dma(mgp, tx, idx);
+
+- last_idx = (idx + 1) & tx->mask;
+- idx = tx->req & tx->mask;
+- tx->info[idx].skb = NULL;
+- do {
+- len = dma_unmap_len(&tx->info[idx], len);
+- if (len) {
+- if (tx->info[idx].skb != NULL)
+- pci_unmap_single(mgp->pdev,
+- dma_unmap_addr(&tx->info[idx],
+- bus), len,
+- PCI_DMA_TODEVICE);
+- else
+- pci_unmap_page(mgp->pdev,
+- dma_unmap_addr(&tx->info[idx],
+- bus), len,
+- PCI_DMA_TODEVICE);
+- dma_unmap_len_set(&tx->info[idx], len, 0);
+- tx->info[idx].skb = NULL;
+- }
+- idx = (idx + 1) & tx->mask;
+- } while (idx != last_idx);
+ if (skb_is_gso(skb)) {
+ netdev_err(mgp->dev, "TSO but wanted to linearize?!?!?\n");
+ goto drop;
+diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
+index d97d5f39a04e..7edf976ecfa0 100644
+--- a/drivers/net/hyperv/netvsc.c
++++ b/drivers/net/hyperv/netvsc.c
+@@ -708,6 +708,7 @@ int netvsc_send(struct hv_device *device,
+ unsigned int section_index = NETVSC_INVALID_INDEX;
+ u32 msg_size = 0;
+ struct sk_buff *skb;
++ u16 q_idx = packet->q_idx;
+
+
+ net_device = get_outbound_net_device(device);
+@@ -772,24 +773,24 @@ int netvsc_send(struct hv_device *device,
+
+ if (ret == 0) {
+ atomic_inc(&net_device->num_outstanding_sends);
+- atomic_inc(&net_device->queue_sends[packet->q_idx]);
++ atomic_inc(&net_device->queue_sends[q_idx]);
+
+ if (hv_ringbuf_avail_percent(&out_channel->outbound) <
+ RING_AVAIL_PERCENT_LOWATER) {
+ netif_tx_stop_queue(netdev_get_tx_queue(
+- ndev, packet->q_idx));
++ ndev, q_idx));
+
+ if (atomic_read(&net_device->
+- queue_sends[packet->q_idx]) < 1)
++ queue_sends[q_idx]) < 1)
+ netif_tx_wake_queue(netdev_get_tx_queue(
+- ndev, packet->q_idx));
++ ndev, q_idx));
+ }
+ } else if (ret == -EAGAIN) {
+ netif_tx_stop_queue(netdev_get_tx_queue(
+- ndev, packet->q_idx));
+- if (atomic_read(&net_device->queue_sends[packet->q_idx]) < 1) {
++ ndev, q_idx));
++ if (atomic_read(&net_device->queue_sends[q_idx]) < 1) {
+ netif_tx_wake_queue(netdev_get_tx_queue(
+- ndev, packet->q_idx));
++ ndev, q_idx));
+ ret = -ENOSPC;
+ }
+ } else {
+diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
+index 4fd71b75e666..f15297201777 100644
+--- a/drivers/net/hyperv/netvsc_drv.c
++++ b/drivers/net/hyperv/netvsc_drv.c
+@@ -387,6 +387,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
+ int hdr_offset;
+ u32 net_trans_info;
+ u32 hash;
++ u32 skb_length = skb->len;
+
+
+ /* We will atmost need two pages to describe the rndis
+@@ -562,7 +563,7 @@ do_send:
+
+ drop:
+ if (ret == 0) {
+- net->stats.tx_bytes += skb->len;
++ net->stats.tx_bytes += skb_length;
+ net->stats.tx_packets++;
+ } else {
+ kfree(packet);
+diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
+index ef8a5c20236a..f3008e3cf118 100644
+--- a/drivers/net/macvlan.c
++++ b/drivers/net/macvlan.c
+@@ -36,6 +36,7 @@
+ #include <linux/netpoll.h>
+
+ #define MACVLAN_HASH_SIZE (1 << BITS_PER_BYTE)
++#define MACVLAN_BC_QUEUE_LEN 1000
+
+ struct macvlan_port {
+ struct net_device *dev;
+@@ -45,10 +46,9 @@ struct macvlan_port {
+ struct sk_buff_head bc_queue;
+ struct work_struct bc_work;
+ bool passthru;
++ int count;
+ };
+
+-#define MACVLAN_PORT_IS_EMPTY(port) list_empty(&port->vlans)
+-
+ struct macvlan_skb_cb {
+ const struct macvlan_dev *src;
+ };
+@@ -249,7 +249,7 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port,
+ goto err;
+
+ spin_lock(&port->bc_queue.lock);
+- if (skb_queue_len(&port->bc_queue) < skb->dev->tx_queue_len) {
++ if (skb_queue_len(&port->bc_queue) < MACVLAN_BC_QUEUE_LEN) {
+ __skb_queue_tail(&port->bc_queue, nskb);
+ err = 0;
+ }
+@@ -667,7 +667,8 @@ static void macvlan_uninit(struct net_device *dev)
+
+ free_percpu(vlan->pcpu_stats);
+
+- if (MACVLAN_PORT_IS_EMPTY(port))
++ port->count -= 1;
++ if (!port->count)
+ macvlan_port_destroy(port->dev);
+ }
+
+@@ -800,6 +801,7 @@ static netdev_features_t macvlan_fix_features(struct net_device *dev,
+ features,
+ mask);
+ features |= ALWAYS_ON_FEATURES;
++ features &= ~NETIF_F_NETNS_LOCAL;
+
+ return features;
+ }
+@@ -1020,12 +1022,13 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
+ vlan->flags = nla_get_u16(data[IFLA_MACVLAN_FLAGS]);
+
+ if (vlan->mode == MACVLAN_MODE_PASSTHRU) {
+- if (!MACVLAN_PORT_IS_EMPTY(port))
++ if (port->count)
+ return -EINVAL;
+ port->passthru = true;
+ eth_hw_addr_inherit(dev, lowerdev);
+ }
+
++ port->count += 1;
+ err = register_netdevice(dev);
+ if (err < 0)
+ goto destroy_port;
+@@ -1043,7 +1046,8 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
+ unregister_netdev:
+ unregister_netdevice(dev);
+ destroy_port:
+- if (MACVLAN_PORT_IS_EMPTY(port))
++ port->count -= 1;
++ if (!port->count)
+ macvlan_port_destroy(lowerdev);
+
+ return err;
+diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
+index 3381c4f91a8c..0c6adaaf898c 100644
+--- a/drivers/net/macvtap.c
++++ b/drivers/net/macvtap.c
+@@ -112,17 +112,15 @@ out:
+ return err;
+ }
+
++/* Requires RTNL */
+ static int macvtap_set_queue(struct net_device *dev, struct file *file,
+ struct macvtap_queue *q)
+ {
+ struct macvlan_dev *vlan = netdev_priv(dev);
+- int err = -EBUSY;
+
+- rtnl_lock();
+ if (vlan->numqueues == MAX_MACVTAP_QUEUES)
+- goto out;
++ return -EBUSY;
+
+- err = 0;
+ rcu_assign_pointer(q->vlan, vlan);
+ rcu_assign_pointer(vlan->taps[vlan->numvtaps], q);
+ sock_hold(&q->sk);
+@@ -136,9 +134,7 @@ static int macvtap_set_queue(struct net_device *dev, struct file *file,
+ vlan->numvtaps++;
+ vlan->numqueues++;
+
+-out:
+- rtnl_unlock();
+- return err;
++ return 0;
+ }
+
+ static int macvtap_disable_queue(struct macvtap_queue *q)
+@@ -454,11 +450,12 @@ static void macvtap_sock_destruct(struct sock *sk)
+ static int macvtap_open(struct inode *inode, struct file *file)
+ {
+ struct net *net = current->nsproxy->net_ns;
+- struct net_device *dev = dev_get_by_macvtap_minor(iminor(inode));
++ struct net_device *dev;
+ struct macvtap_queue *q;
+- int err;
++ int err = -ENODEV;
+
+- err = -ENODEV;
++ rtnl_lock();
++ dev = dev_get_by_macvtap_minor(iminor(inode));
+ if (!dev)
+ goto out;
+
+@@ -498,6 +495,7 @@ out:
+ if (dev)
+ dev_put(dev);
+
++ rtnl_unlock();
+ return err;
+ }
+
+diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
+index 180c49479c42..a4b08198fb9f 100644
+--- a/drivers/net/phy/smsc.c
++++ b/drivers/net/phy/smsc.c
+@@ -43,6 +43,22 @@ static int smsc_phy_ack_interrupt(struct phy_device *phydev)
+
+ static int smsc_phy_config_init(struct phy_device *phydev)
+ {
++ int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
++
++ if (rc < 0)
++ return rc;
++
++ /* Enable energy detect mode for this SMSC Transceivers */
++ rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
++ rc | MII_LAN83C185_EDPWRDOWN);
++ if (rc < 0)
++ return rc;
++
++ return smsc_phy_ack_interrupt(phydev);
++}
++
++static int smsc_phy_reset(struct phy_device *phydev)
++{
+ int rc = phy_read(phydev, MII_LAN83C185_SPECIAL_MODES);
+ if (rc < 0)
+ return rc;
+@@ -66,18 +82,7 @@ static int smsc_phy_config_init(struct phy_device *phydev)
+ rc = phy_read(phydev, MII_BMCR);
+ } while (rc & BMCR_RESET);
+ }
+-
+- rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
+- if (rc < 0)
+- return rc;
+-
+- /* Enable energy detect mode for this SMSC Transceivers */
+- rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
+- rc | MII_LAN83C185_EDPWRDOWN);
+- if (rc < 0)
+- return rc;
+-
+- return smsc_phy_ack_interrupt (phydev);
++ return 0;
+ }
+
+ static int lan911x_config_init(struct phy_device *phydev)
+@@ -142,6 +147,7 @@ static struct phy_driver smsc_phy_driver[] = {
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .config_init = smsc_phy_config_init,
++ .soft_reset = smsc_phy_reset,
+
+ /* IRQ related */
+ .ack_interrupt = smsc_phy_ack_interrupt,
+@@ -164,6 +170,7 @@ static struct phy_driver smsc_phy_driver[] = {
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .config_init = smsc_phy_config_init,
++ .soft_reset = smsc_phy_reset,
+
+ /* IRQ related */
+ .ack_interrupt = smsc_phy_ack_interrupt,
+@@ -186,6 +193,7 @@ static struct phy_driver smsc_phy_driver[] = {
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .config_init = smsc_phy_config_init,
++ .soft_reset = smsc_phy_reset,
+
+ /* IRQ related */
+ .ack_interrupt = smsc_phy_ack_interrupt,
+@@ -230,6 +238,7 @@ static struct phy_driver smsc_phy_driver[] = {
+ .config_aneg = genphy_config_aneg,
+ .read_status = lan87xx_read_status,
+ .config_init = smsc_phy_config_init,
++ .soft_reset = smsc_phy_reset,
+
+ /* IRQ related */
+ .ack_interrupt = smsc_phy_ack_interrupt,
+diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
+index b4958c7ffa84..cb2a00e1d95a 100644
+--- a/drivers/net/team/team.c
++++ b/drivers/net/team/team.c
+@@ -647,7 +647,7 @@ static void team_notify_peers(struct team *team)
+ {
+ if (!team->notify_peers.count || !netif_running(team->dev))
+ return;
+- atomic_set(&team->notify_peers.count_pending, team->notify_peers.count);
++ atomic_add(team->notify_peers.count, &team->notify_peers.count_pending);
+ schedule_delayed_work(&team->notify_peers.dw, 0);
+ }
+
+@@ -687,7 +687,7 @@ static void team_mcast_rejoin(struct team *team)
+ {
+ if (!team->mcast_rejoin.count || !netif_running(team->dev))
+ return;
+- atomic_set(&team->mcast_rejoin.count_pending, team->mcast_rejoin.count);
++ atomic_add(team->mcast_rejoin.count, &team->mcast_rejoin.count_pending);
+ schedule_delayed_work(&team->mcast_rejoin.dw, 0);
+ }
+
+diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
+index 9f79192c9aa0..31a7ad0d7d5f 100644
+--- a/drivers/net/vxlan.c
++++ b/drivers/net/vxlan.c
+@@ -1325,7 +1325,7 @@ static int arp_reduce(struct net_device *dev, struct sk_buff *skb)
+ } else if (vxlan->flags & VXLAN_F_L3MISS) {
+ union vxlan_addr ipa = {
+ .sin.sin_addr.s_addr = tip,
+- .sa.sa_family = AF_INET,
++ .sin.sin_family = AF_INET,
+ };
+
+ vxlan_ip_miss(dev, &ipa);
+@@ -1486,7 +1486,7 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb)
+ } else if (vxlan->flags & VXLAN_F_L3MISS) {
+ union vxlan_addr ipa = {
+ .sin6.sin6_addr = msg->target,
+- .sa.sa_family = AF_INET6,
++ .sin6.sin6_family = AF_INET6,
+ };
+
+ vxlan_ip_miss(dev, &ipa);
+@@ -1519,7 +1519,7 @@ static bool route_shortcircuit(struct net_device *dev, struct sk_buff *skb)
+ if (!n && (vxlan->flags & VXLAN_F_L3MISS)) {
+ union vxlan_addr ipa = {
+ .sin.sin_addr.s_addr = pip->daddr,
+- .sa.sa_family = AF_INET,
++ .sin.sin_family = AF_INET,
+ };
+
+ vxlan_ip_miss(dev, &ipa);
+@@ -1540,7 +1540,7 @@ static bool route_shortcircuit(struct net_device *dev, struct sk_buff *skb)
+ if (!n && (vxlan->flags & VXLAN_F_L3MISS)) {
+ union vxlan_addr ipa = {
+ .sin6.sin6_addr = pip6->daddr,
+- .sa.sa_family = AF_INET6,
++ .sin6.sin6_family = AF_INET6,
+ };
+
+ vxlan_ip_miss(dev, &ipa);
+diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
+index 33137b3ba94d..370f6e46caf5 100644
+--- a/drivers/tty/serial/8250/8250_pci.c
++++ b/drivers/tty/serial/8250/8250_pci.c
+@@ -1790,6 +1790,7 @@ pci_wch_ch353_setup(struct serial_private *priv,
+ #define PCI_DEVICE_ID_COMMTECH_4222PCIE 0x0022
+ #define PCI_DEVICE_ID_BROADCOM_TRUMANAGE 0x160a
+ #define PCI_DEVICE_ID_AMCC_ADDIDATA_APCI7800 0x818e
++#define PCI_DEVICE_ID_INTEL_QRK_UART 0x0936
+
+ #define PCI_VENDOR_ID_SUNIX 0x1fd4
+ #define PCI_DEVICE_ID_SUNIX_1999 0x1999
+@@ -1900,6 +1901,13 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
+ .subdevice = PCI_ANY_ID,
+ .setup = byt_serial_setup,
+ },
++ {
++ .vendor = PCI_VENDOR_ID_INTEL,
++ .device = PCI_DEVICE_ID_INTEL_QRK_UART,
++ .subvendor = PCI_ANY_ID,
++ .subdevice = PCI_ANY_ID,
++ .setup = pci_default_setup,
++ },
+ /*
+ * ITE
+ */
+@@ -2742,6 +2750,7 @@ enum pci_board_num_t {
+ pbn_ADDIDATA_PCIe_8_3906250,
+ pbn_ce4100_1_115200,
+ pbn_byt,
++ pbn_qrk,
+ pbn_omegapci,
+ pbn_NETMOS9900_2s_115200,
+ pbn_brcm_trumanage,
+@@ -3492,6 +3501,12 @@ static struct pciserial_board pci_boards[] = {
+ .uart_offset = 0x80,
+ .reg_shift = 2,
+ },
++ [pbn_qrk] = {
++ .flags = FL_BASE0,
++ .num_ports = 1,
++ .base_baud = 2764800,
++ .reg_shift = 2,
++ },
+ [pbn_omegapci] = {
+ .flags = FL_BASE0,
+ .num_ports = 8,
+@@ -5194,6 +5209,12 @@ static struct pci_device_id serial_pci_tbl[] = {
+ pbn_byt },
+
+ /*
++ * Intel Quark x1000
++ */
++ { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_QRK_UART,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_qrk },
++ /*
+ * Cronyx Omega PCI
+ */
+ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_CRONYX_OMEGA,
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
+index 50e854509f55..ba2a8f3b8059 100644
+--- a/drivers/usb/core/hub.c
++++ b/drivers/usb/core/hub.c
+@@ -1983,8 +1983,10 @@ void usb_set_device_state(struct usb_device *udev,
+ || new_state == USB_STATE_SUSPENDED)
+ ; /* No change to wakeup settings */
+ else if (new_state == USB_STATE_CONFIGURED)
+- wakeup = udev->actconfig->desc.bmAttributes
+- & USB_CONFIG_ATT_WAKEUP;
++ wakeup = (udev->quirks &
++ USB_QUIRK_IGNORE_REMOTE_WAKEUP) ? 0 :
++ udev->actconfig->desc.bmAttributes &
++ USB_CONFIG_ATT_WAKEUP;
+ else
+ wakeup = 0;
+ }
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index 739ee8e8bdfd..5144d11d032c 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -160,6 +160,10 @@ static const struct usb_device_id usb_interface_quirk_list[] = {
+ { USB_VENDOR_AND_INTERFACE_INFO(0x046d, USB_CLASS_VIDEO, 1, 0),
+ .driver_info = USB_QUIRK_RESET_RESUME },
+
++ /* ASUS Base Station(T100) */
++ { USB_DEVICE(0x0b05, 0x17e0), .driver_info =
++ USB_QUIRK_IGNORE_REMOTE_WAKEUP },
++
+ { } /* terminating entry must be last */
+ };
+
+diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
+index 09529f94e72d..6983e805147b 100644
+--- a/drivers/usb/musb/musb_dsps.c
++++ b/drivers/usb/musb/musb_dsps.c
+@@ -780,6 +780,7 @@ static int dsps_suspend(struct device *dev)
+ struct musb *musb = platform_get_drvdata(glue->musb);
+ void __iomem *mbase = musb->ctrl_base;
+
++ del_timer_sync(&glue->timer);
+ glue->context.control = dsps_readl(mbase, wrp->control);
+ glue->context.epintr = dsps_readl(mbase, wrp->epintr_set);
+ glue->context.coreintr = dsps_readl(mbase, wrp->coreintr_set);
+@@ -805,6 +806,7 @@ static int dsps_resume(struct device *dev)
+ dsps_writel(mbase, wrp->mode, glue->context.mode);
+ dsps_writel(mbase, wrp->tx_mode, glue->context.tx_mode);
+ dsps_writel(mbase, wrp->rx_mode, glue->context.rx_mode);
++ setup_timer(&glue->timer, otg_timer, (unsigned long) musb);
+
+ return 0;
+ }
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index 330df5ce435b..63b2af2a87c0 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -122,6 +122,7 @@ static const struct usb_device_id id_table[] = {
+ { USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
+ { USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
+ { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
++ { USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */
+ { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
+ { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
+ { USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
+@@ -155,6 +156,7 @@ static const struct usb_device_id id_table[] = {
+ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */
+ { USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */
+ { USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */
++ { USB_DEVICE(0x1D6F, 0x0010) }, /* Seluxit ApS RF Dongle */
+ { USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */
+ { USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */
+ { USB_DEVICE(0x1FB9, 0x0100) }, /* Lake Shore Model 121 Current Source */
+diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
+index 3f42785f653c..27136935fec3 100644
+--- a/drivers/usb/storage/uas.c
++++ b/drivers/usb/storage/uas.c
+@@ -28,6 +28,7 @@
+ #include <scsi/scsi_tcq.h>
+
+ #include "uas-detect.h"
++#include "scsiglue.h"
+
+ /*
+ * The r00-r01c specs define this version of the SENSE IU data structure.
+@@ -49,6 +50,7 @@ struct uas_dev_info {
+ struct usb_anchor cmd_urbs;
+ struct usb_anchor sense_urbs;
+ struct usb_anchor data_urbs;
++ unsigned long flags;
+ int qdepth, resetting;
+ struct response_iu response;
+ unsigned cmd_pipe, status_pipe, data_in_pipe, data_out_pipe;
+@@ -714,6 +716,15 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd,
+
+ BUILD_BUG_ON(sizeof(struct uas_cmd_info) > sizeof(struct scsi_pointer));
+
++ if ((devinfo->flags & US_FL_NO_ATA_1X) &&
++ (cmnd->cmnd[0] == ATA_12 || cmnd->cmnd[0] == ATA_16)) {
++ memcpy(cmnd->sense_buffer, usb_stor_sense_invalidCDB,
++ sizeof(usb_stor_sense_invalidCDB));
++ cmnd->result = SAM_STAT_CHECK_CONDITION;
++ cmnd->scsi_done(cmnd);
++ return 0;
++ }
++
+ spin_lock_irqsave(&devinfo->lock, flags);
+
+ if (devinfo->resetting) {
+@@ -950,6 +961,10 @@ static int uas_slave_alloc(struct scsi_device *sdev)
+ static int uas_slave_configure(struct scsi_device *sdev)
+ {
+ struct uas_dev_info *devinfo = sdev->hostdata;
++
++ if (devinfo->flags & US_FL_NO_REPORT_OPCODES)
++ sdev->no_report_opcodes = 1;
++
+ scsi_set_tag_type(sdev, MSG_ORDERED_TAG);
+ scsi_activate_tcq(sdev, devinfo->qdepth - 2);
+ return 0;
+@@ -1080,6 +1095,8 @@ static int uas_probe(struct usb_interface *intf, const struct usb_device_id *id)
+ devinfo->resetting = 0;
+ devinfo->running_task = 0;
+ devinfo->shutdown = 0;
++ devinfo->flags = id->driver_info;
++ usb_stor_adjust_quirks(udev, &devinfo->flags);
+ init_usb_anchor(&devinfo->cmd_urbs);
+ init_usb_anchor(&devinfo->sense_urbs);
+ init_usb_anchor(&devinfo->data_urbs);
+diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
+index 7244444df8ee..8511b54a65d9 100644
+--- a/drivers/usb/storage/unusual_uas.h
++++ b/drivers/usb/storage/unusual_uas.h
+@@ -40,13 +40,38 @@
+ * and don't forget to CC: the USB development list <linux-usb@vger.kernel.org>
+ */
+
+-/*
+- * This is an example entry for the US_FL_IGNORE_UAS flag. Once we have an
+- * actual entry using US_FL_IGNORE_UAS this entry should be removed.
+- *
+- * UNUSUAL_DEV( 0xabcd, 0x1234, 0x0100, 0x0100,
+- * "Example",
+- * "Storage with broken UAS",
+- * USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+- * US_FL_IGNORE_UAS),
+- */
++/* https://bugzilla.kernel.org/show_bug.cgi?id=79511 */
++UNUSUAL_DEV(0x0bc2, 0x2312, 0x0000, 0x9999,
++ "Seagate",
++ "Expansion Desk",
++ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
++ US_FL_NO_ATA_1X),
++
++/* https://bbs.archlinux.org/viewtopic.php?id=183190 */
++UNUSUAL_DEV(0x0bc2, 0x3312, 0x0000, 0x9999,
++ "Seagate",
++ "Expansion Desk",
++ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
++ US_FL_NO_ATA_1X),
++
++/* https://bbs.archlinux.org/viewtopic.php?id=183190 */
++UNUSUAL_DEV(0x0bc2, 0xab20, 0x0000, 0x9999,
++ "Seagate",
++ "Backup+ BK",
++ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
++ US_FL_NO_ATA_1X),
++
++/* Reported-by: Claudio Bizzarri <claudio.bizzarri@gmail.com> */
++UNUSUAL_DEV(0x152d, 0x0567, 0x0000, 0x9999,
++ "JMicron",
++ "JMS567",
++ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
++ US_FL_NO_REPORT_OPCODES),
++
++/* Most ASM1051 based devices have issues with uas, blacklist them all */
++/* Reported-by: Hans de Goede <hdegoede@redhat.com> */
++UNUSUAL_DEV(0x174c, 0x5106, 0x0000, 0x9999,
++ "ASMedia",
++ "ASM1051",
++ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
++ US_FL_IGNORE_UAS),
+diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
+index f1c96261a501..20c5bcc6d3df 100644
+--- a/drivers/usb/storage/usb.c
++++ b/drivers/usb/storage/usb.c
+@@ -476,7 +476,8 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
+ US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
+ US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT |
+ US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 |
+- US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE);
++ US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE |
++ US_FL_NO_ATA_1X | US_FL_NO_REPORT_OPCODES);
+
+ p = quirks;
+ while (*p) {
+@@ -514,6 +515,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
+ case 'e':
+ f |= US_FL_NO_READ_CAPACITY_16;
+ break;
++ case 'f':
++ f |= US_FL_NO_REPORT_OPCODES;
++ break;
+ case 'h':
+ f |= US_FL_CAPACITY_HEURISTICS;
+ break;
+@@ -541,6 +545,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
+ case 's':
+ f |= US_FL_SINGLE_LUN;
+ break;
++ case 't':
++ f |= US_FL_NO_ATA_1X;
++ break;
+ case 'u':
+ f |= US_FL_IGNORE_UAS;
+ break;
+diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
+index 4967916fe4ac..d69f0577a319 100644
+--- a/include/linux/if_vlan.h
++++ b/include/linux/if_vlan.h
+@@ -187,7 +187,6 @@ vlan_dev_get_egress_qos_mask(struct net_device *dev, u32 skprio)
+ }
+
+ extern bool vlan_do_receive(struct sk_buff **skb);
+-extern struct sk_buff *vlan_untag(struct sk_buff *skb);
+
+ extern int vlan_vid_add(struct net_device *dev, __be16 proto, u16 vid);
+ extern void vlan_vid_del(struct net_device *dev, __be16 proto, u16 vid);
+@@ -241,11 +240,6 @@ static inline bool vlan_do_receive(struct sk_buff **skb)
+ return false;
+ }
+
+-static inline struct sk_buff *vlan_untag(struct sk_buff *skb)
+-{
+- return skb;
+-}
+-
+ static inline int vlan_vid_add(struct net_device *dev, __be16 proto, u16 vid)
+ {
+ return 0;
+diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
+index ec89301ada41..6bb6bd86b0dc 100644
+--- a/include/linux/skbuff.h
++++ b/include/linux/skbuff.h
+@@ -2549,6 +2549,7 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen);
+ void skb_scrub_packet(struct sk_buff *skb, bool xnet);
+ unsigned int skb_gso_transport_seglen(const struct sk_buff *skb);
+ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features);
++struct sk_buff *skb_vlan_untag(struct sk_buff *skb);
+
+ struct skb_checksum_ops {
+ __wsum (*update)(const void *mem, int len, __wsum wsum);
+diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
+index 52f944dfe2fd..49587dc22f5d 100644
+--- a/include/linux/usb/quirks.h
++++ b/include/linux/usb/quirks.h
+@@ -30,4 +30,7 @@
+ descriptor */
+ #define USB_QUIRK_DELAY_INIT 0x00000040
+
++/* device generates spurious wakeup, ignore remote wakeup capability */
++#define USB_QUIRK_IGNORE_REMOTE_WAKEUP 0x00000200
++
+ #endif /* __LINUX_USB_QUIRKS_H */
+diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h
+index 9b7de1b46437..a7f2604c5f25 100644
+--- a/include/linux/usb_usual.h
++++ b/include/linux/usb_usual.h
+@@ -73,6 +73,10 @@
+ /* Device advertises UAS but it is broken */ \
+ US_FLAG(BROKEN_FUA, 0x01000000) \
+ /* Cannot handle FUA in WRITE or READ CDBs */ \
++ US_FLAG(NO_ATA_1X, 0x02000000) \
++ /* Cannot handle ATA_12 or ATA_16 CDBs */ \
++ US_FLAG(NO_REPORT_OPCODES, 0x04000000) \
++ /* Cannot handle MI_REPORT_SUPPORTED_OPERATION_CODES */ \
+
+ #define US_FLAG(name, value) US_FL_##name = value ,
+ enum { US_DO_ALL_FLAGS };
+diff --git a/include/net/dst.h b/include/net/dst.h
+index 71c60f42be48..a8ae4e760778 100644
+--- a/include/net/dst.h
++++ b/include/net/dst.h
+@@ -480,6 +480,7 @@ void dst_init(void);
+ /* Flags for xfrm_lookup flags argument. */
+ enum {
+ XFRM_LOOKUP_ICMP = 1 << 0,
++ XFRM_LOOKUP_QUEUE = 1 << 1,
+ };
+
+ struct flowi;
+@@ -490,7 +491,16 @@ static inline struct dst_entry *xfrm_lookup(struct net *net,
+ int flags)
+ {
+ return dst_orig;
+-}
++}
++
++static inline struct dst_entry *xfrm_lookup_route(struct net *net,
++ struct dst_entry *dst_orig,
++ const struct flowi *fl,
++ struct sock *sk,
++ int flags)
++{
++ return dst_orig;
++}
+
+ static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
+ {
+@@ -502,6 +512,10 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
+ const struct flowi *fl, struct sock *sk,
+ int flags);
+
++struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
++ const struct flowi *fl, struct sock *sk,
++ int flags);
++
+ /* skb attached with this dst needs transformation if dst->xfrm is valid */
+ static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
+ {
+diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
+index 7a4313887568..5fbe6568c3cf 100644
+--- a/include/net/inet_connection_sock.h
++++ b/include/net/inet_connection_sock.h
+@@ -62,6 +62,7 @@ struct inet_connection_sock_af_ops {
+ void (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
+ int (*bind_conflict)(const struct sock *sk,
+ const struct inet_bind_bucket *tb, bool relax);
++ void (*mtu_reduced)(struct sock *sk);
+ };
+
+ /** inet_connection_sock - INET connection oriented sock
+diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
+index 9bcb220bd4ad..cf485f9aa563 100644
+--- a/include/net/ip6_fib.h
++++ b/include/net/ip6_fib.h
+@@ -114,16 +114,13 @@ struct rt6_info {
+ u32 rt6i_flags;
+ struct rt6key rt6i_src;
+ struct rt6key rt6i_prefsrc;
+- u32 rt6i_metric;
+
+ struct inet6_dev *rt6i_idev;
+ unsigned long _rt6i_peer;
+
+- u32 rt6i_genid;
+-
++ u32 rt6i_metric;
+ /* more non-fragment space at head required */
+ unsigned short rt6i_nfheader_len;
+-
+ u8 rt6i_protocol;
+ };
+
+diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
+index 361d26077196..e0d64667a4b3 100644
+--- a/include/net/net_namespace.h
++++ b/include/net/net_namespace.h
+@@ -352,26 +352,12 @@ static inline void rt_genid_bump_ipv4(struct net *net)
+ atomic_inc(&net->ipv4.rt_genid);
+ }
+
+-#if IS_ENABLED(CONFIG_IPV6)
+-static inline int rt_genid_ipv6(struct net *net)
+-{
+- return atomic_read(&net->ipv6.rt_genid);
+-}
+-
+-static inline void rt_genid_bump_ipv6(struct net *net)
+-{
+- atomic_inc(&net->ipv6.rt_genid);
+-}
+-#else
+-static inline int rt_genid_ipv6(struct net *net)
+-{
+- return 0;
+-}
+-
++extern void (*__fib6_flush_trees)(struct net *net);
+ static inline void rt_genid_bump_ipv6(struct net *net)
+ {
++ if (__fib6_flush_trees)
++ __fib6_flush_trees(net);
+ }
+-#endif
+
+ #if IS_ENABLED(CONFIG_IEEE802154_6LOWPAN)
+ static inline struct netns_ieee802154_lowpan *
+diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
+index 4b7cd695e431..cfcbc3f627bd 100644
+--- a/include/net/sctp/command.h
++++ b/include/net/sctp/command.h
+@@ -115,7 +115,7 @@ typedef enum {
+ * analysis of the state functions, but in reality just taken from
+ * thin air in the hopes othat we don't trigger a kernel panic.
+ */
+-#define SCTP_MAX_NUM_COMMANDS 14
++#define SCTP_MAX_NUM_COMMANDS 20
+
+ typedef union {
+ __s32 i32;
+diff --git a/include/net/sock.h b/include/net/sock.h
+index 156350745700..6cc7944d65bf 100644
+--- a/include/net/sock.h
++++ b/include/net/sock.h
+@@ -971,7 +971,6 @@ struct proto {
+ struct sk_buff *skb);
+
+ void (*release_cb)(struct sock *sk);
+- void (*mtu_reduced)(struct sock *sk);
+
+ /* Keeping track of sk's, looking them up, and port selection methods. */
+ void (*hash)(struct sock *sk);
+diff --git a/include/net/tcp.h b/include/net/tcp.h
+index 7286db80e8b8..d587ff0f8828 100644
+--- a/include/net/tcp.h
++++ b/include/net/tcp.h
+@@ -448,6 +448,7 @@ const u8 *tcp_parse_md5sig_option(const struct tcphdr *th);
+ */
+
+ void tcp_v4_send_check(struct sock *sk, struct sk_buff *skb);
++void tcp_v4_mtu_reduced(struct sock *sk);
+ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb);
+ struct sock *tcp_create_openreq_child(struct sock *sk,
+ struct request_sock *req,
+@@ -718,8 +719,10 @@ struct tcp_skb_cb {
+ #define TCPCB_SACKED_RETRANS 0x02 /* SKB retransmitted */
+ #define TCPCB_LOST 0x04 /* SKB is lost */
+ #define TCPCB_TAGBITS 0x07 /* All tag bits */
++#define TCPCB_REPAIRED 0x10 /* SKB repaired (no skb_mstamp) */
+ #define TCPCB_EVER_RETRANS 0x80 /* Ever retransmitted frame */
+-#define TCPCB_RETRANS (TCPCB_SACKED_RETRANS|TCPCB_EVER_RETRANS)
++#define TCPCB_RETRANS (TCPCB_SACKED_RETRANS|TCPCB_EVER_RETRANS| \
++ TCPCB_REPAIRED)
+
+ __u8 ip_dsfield; /* IPv4 tos or IPv6 dsfield */
+ /* 1 byte hole */
+diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
+index 75d427763992..90cc2bdd4064 100644
+--- a/net/8021q/vlan_core.c
++++ b/net/8021q/vlan_core.c
+@@ -112,59 +112,6 @@ __be16 vlan_dev_vlan_proto(const struct net_device *dev)
+ }
+ EXPORT_SYMBOL(vlan_dev_vlan_proto);
+
+-static struct sk_buff *vlan_reorder_header(struct sk_buff *skb)
+-{
+- if (skb_cow(skb, skb_headroom(skb)) < 0) {
+- kfree_skb(skb);
+- return NULL;
+- }
+-
+- memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN);
+- skb->mac_header += VLAN_HLEN;
+- return skb;
+-}
+-
+-struct sk_buff *vlan_untag(struct sk_buff *skb)
+-{
+- struct vlan_hdr *vhdr;
+- u16 vlan_tci;
+-
+- if (unlikely(vlan_tx_tag_present(skb))) {
+- /* vlan_tci is already set-up so leave this for another time */
+- return skb;
+- }
+-
+- skb = skb_share_check(skb, GFP_ATOMIC);
+- if (unlikely(!skb))
+- goto err_free;
+-
+- if (unlikely(!pskb_may_pull(skb, VLAN_HLEN)))
+- goto err_free;
+-
+- vhdr = (struct vlan_hdr *) skb->data;
+- vlan_tci = ntohs(vhdr->h_vlan_TCI);
+- __vlan_hwaccel_put_tag(skb, skb->protocol, vlan_tci);
+-
+- skb_pull_rcsum(skb, VLAN_HLEN);
+- vlan_set_encap_proto(skb, vhdr);
+-
+- skb = vlan_reorder_header(skb);
+- if (unlikely(!skb))
+- goto err_free;
+-
+- skb_reset_network_header(skb);
+- skb_reset_transport_header(skb);
+- skb_reset_mac_len(skb);
+-
+- return skb;
+-
+-err_free:
+- kfree_skb(skb);
+- return NULL;
+-}
+-EXPORT_SYMBOL(vlan_untag);
+-
+-
+ /*
+ * vlan info and vid list
+ */
+diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
+index 23caf5b0309e..4fd47a1a0e9a 100644
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -309,6 +309,9 @@ struct br_input_skb_cb {
+ int igmp;
+ int mrouters_only;
+ #endif
++#ifdef CONFIG_BRIDGE_VLAN_FILTERING
++ bool vlan_filtered;
++#endif
+ };
+
+ #define BR_INPUT_SKB_CB(__skb) ((struct br_input_skb_cb *)(__skb)->cb)
+diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
+index 2b2774fe0703..b03e884fba3e 100644
+--- a/net/bridge/br_vlan.c
++++ b/net/bridge/br_vlan.c
+@@ -127,7 +127,8 @@ struct sk_buff *br_handle_vlan(struct net_bridge *br,
+ {
+ u16 vid;
+
+- if (!br->vlan_enabled)
++ /* If this packet was not filtered at input, let it pass */
++ if (!BR_INPUT_SKB_CB(skb)->vlan_filtered)
+ goto out;
+
+ /* Vlan filter table must be configured at this point. The
+@@ -166,8 +167,10 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
+ /* If VLAN filtering is disabled on the bridge, all packets are
+ * permitted.
+ */
+- if (!br->vlan_enabled)
++ if (!br->vlan_enabled) {
++ BR_INPUT_SKB_CB(skb)->vlan_filtered = false;
+ return true;
++ }
+
+ /* If there are no vlan in the permitted list, all packets are
+ * rejected.
+@@ -175,6 +178,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
+ if (!v)
+ goto drop;
+
++ BR_INPUT_SKB_CB(skb)->vlan_filtered = true;
+ proto = br->vlan_proto;
+
+ /* If vlan tx offload is disabled on bridge device and frame was
+@@ -183,7 +187,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
+ */
+ if (unlikely(!vlan_tx_tag_present(skb) &&
+ skb->protocol == proto)) {
+- skb = vlan_untag(skb);
++ skb = skb_vlan_untag(skb);
+ if (unlikely(!skb))
+ return false;
+ }
+@@ -253,7 +257,8 @@ bool br_allowed_egress(struct net_bridge *br,
+ {
+ u16 vid;
+
+- if (!br->vlan_enabled)
++ /* If this packet was not filtered at input, let it pass */
++ if (!BR_INPUT_SKB_CB(skb)->vlan_filtered)
+ return true;
+
+ if (!v)
+@@ -272,6 +277,7 @@ bool br_should_learn(struct net_bridge_port *p, struct sk_buff *skb, u16 *vid)
+ struct net_bridge *br = p->br;
+ struct net_port_vlans *v;
+
++ /* If filtering was disabled at input, let it pass. */
+ if (!br->vlan_enabled)
+ return true;
+
+diff --git a/net/core/dev.c b/net/core/dev.c
+index 367a586d0c8a..2647b508eb4d 100644
+--- a/net/core/dev.c
++++ b/net/core/dev.c
+@@ -2576,13 +2576,19 @@ netdev_features_t netif_skb_features(struct sk_buff *skb)
+ return harmonize_features(skb, features);
+ }
+
+- features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_CTAG_TX |
+- NETIF_F_HW_VLAN_STAG_TX);
++ features = netdev_intersect_features(features,
++ skb->dev->vlan_features |
++ NETIF_F_HW_VLAN_CTAG_TX |
++ NETIF_F_HW_VLAN_STAG_TX);
+
+ if (protocol == htons(ETH_P_8021Q) || protocol == htons(ETH_P_8021AD))
+- features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST |
+- NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_CTAG_TX |
+- NETIF_F_HW_VLAN_STAG_TX;
++ features = netdev_intersect_features(features,
++ NETIF_F_SG |
++ NETIF_F_HIGHDMA |
++ NETIF_F_FRAGLIST |
++ NETIF_F_GEN_CSUM |
++ NETIF_F_HW_VLAN_CTAG_TX |
++ NETIF_F_HW_VLAN_STAG_TX);
+
+ return harmonize_features(skb, features);
+ }
+@@ -3588,7 +3594,7 @@ another_round:
+
+ if (skb->protocol == cpu_to_be16(ETH_P_8021Q) ||
+ skb->protocol == cpu_to_be16(ETH_P_8021AD)) {
+- skb = vlan_untag(skb);
++ skb = skb_vlan_untag(skb);
+ if (unlikely(!skb))
+ goto unlock;
+ }
+diff --git a/net/core/filter.c b/net/core/filter.c
+index 1dbf6462f766..3139f966a178 100644
+--- a/net/core/filter.c
++++ b/net/core/filter.c
+@@ -1318,6 +1318,7 @@ static int sk_store_orig_filter(struct sk_filter *fp,
+ fkprog->filter = kmemdup(fp->insns, fsize, GFP_KERNEL);
+ if (!fkprog->filter) {
+ kfree(fp->orig_prog);
++ fp->orig_prog = NULL;
+ return -ENOMEM;
+ }
+
+diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
+index 1063996f8317..e0b5ca349049 100644
+--- a/net/core/rtnetlink.c
++++ b/net/core/rtnetlink.c
+@@ -799,7 +799,8 @@ static inline int rtnl_vfinfo_size(const struct net_device *dev,
+ (nla_total_size(sizeof(struct ifla_vf_mac)) +
+ nla_total_size(sizeof(struct ifla_vf_vlan)) +
+ nla_total_size(sizeof(struct ifla_vf_spoofchk)) +
+- nla_total_size(sizeof(struct ifla_vf_rate)));
++ nla_total_size(sizeof(struct ifla_vf_rate)) +
++ nla_total_size(sizeof(struct ifla_vf_link_state)));
+ return size;
+ } else
+ return 0;
+diff --git a/net/core/skbuff.c b/net/core/skbuff.c
+index 58ff88edbefd..f5f14d54d6a2 100644
+--- a/net/core/skbuff.c
++++ b/net/core/skbuff.c
+@@ -62,6 +62,7 @@
+ #include <linux/scatterlist.h>
+ #include <linux/errqueue.h>
+ #include <linux/prefetch.h>
++#include <linux/if_vlan.h>
+
+ #include <net/protocol.h>
+ #include <net/dst.h>
+@@ -3151,6 +3152,9 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
+ NAPI_GRO_CB(skb)->free = NAPI_GRO_FREE_STOLEN_HEAD;
+ goto done;
+ }
++ /* switch back to head shinfo */
++ pinfo = skb_shinfo(p);
++
+ if (pinfo->frag_list)
+ goto merge;
+ if (skb_gro_len(p) != pinfo->gso_size)
+@@ -3959,3 +3963,55 @@ unsigned int skb_gso_transport_seglen(const struct sk_buff *skb)
+ return shinfo->gso_size;
+ }
+ EXPORT_SYMBOL_GPL(skb_gso_transport_seglen);
++
++static struct sk_buff *skb_reorder_vlan_header(struct sk_buff *skb)
++{
++ if (skb_cow(skb, skb_headroom(skb)) < 0) {
++ kfree_skb(skb);
++ return NULL;
++ }
++
++ memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN);
++ skb->mac_header += VLAN_HLEN;
++ return skb;
++}
++
++struct sk_buff *skb_vlan_untag(struct sk_buff *skb)
++{
++ struct vlan_hdr *vhdr;
++ u16 vlan_tci;
++
++ if (unlikely(vlan_tx_tag_present(skb))) {
++ /* vlan_tci is already set-up so leave this for another time */
++ return skb;
++ }
++
++ skb = skb_share_check(skb, GFP_ATOMIC);
++ if (unlikely(!skb))
++ goto err_free;
++
++ if (unlikely(!pskb_may_pull(skb, VLAN_HLEN)))
++ goto err_free;
++
++ vhdr = (struct vlan_hdr *)skb->data;
++ vlan_tci = ntohs(vhdr->h_vlan_TCI);
++ __vlan_hwaccel_put_tag(skb, skb->protocol, vlan_tci);
++
++ skb_pull_rcsum(skb, VLAN_HLEN);
++ vlan_set_encap_proto(skb, vhdr);
++
++ skb = skb_reorder_vlan_header(skb);
++ if (unlikely(!skb))
++ goto err_free;
++
++ skb_reset_network_header(skb);
++ skb_reset_transport_header(skb);
++ skb_reset_mac_len(skb);
++
++ return skb;
++
++err_free:
++ kfree_skb(skb);
++ return NULL;
++}
++EXPORT_SYMBOL(skb_vlan_untag);
+diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
+index 45920d928341..6c2719373bc5 100644
+--- a/net/ipv4/ip_tunnel.c
++++ b/net/ipv4/ip_tunnel.c
+@@ -764,9 +764,14 @@ int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd)
+
+ t = ip_tunnel_find(itn, p, itn->fb_tunnel_dev->type);
+
+- if (!t && (cmd == SIOCADDTUNNEL)) {
+- t = ip_tunnel_create(net, itn, p);
+- err = PTR_ERR_OR_ZERO(t);
++ if (cmd == SIOCADDTUNNEL) {
++ if (!t) {
++ t = ip_tunnel_create(net, itn, p);
++ err = PTR_ERR_OR_ZERO(t);
++ break;
++ }
++
++ err = -EEXIST;
+ break;
+ }
+ if (dev != itn->fb_tunnel_dev && cmd == SIOCCHGTUNNEL) {
+diff --git a/net/ipv4/route.c b/net/ipv4/route.c
+index 190199851c9a..4b340c30a037 100644
+--- a/net/ipv4/route.c
++++ b/net/ipv4/route.c
+@@ -2267,9 +2267,9 @@ struct rtable *ip_route_output_flow(struct net *net, struct flowi4 *flp4,
+ return rt;
+
+ if (flp4->flowi4_proto)
+- rt = (struct rtable *) xfrm_lookup(net, &rt->dst,
+- flowi4_to_flowi(flp4),
+- sk, 0);
++ rt = (struct rtable *)xfrm_lookup_route(net, &rt->dst,
++ flowi4_to_flowi(flp4),
++ sk, 0);
+
+ return rt;
+ }
+diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
+index 9d2118e5fbc7..0717f45b5171 100644
+--- a/net/ipv4/tcp.c
++++ b/net/ipv4/tcp.c
+@@ -1175,13 +1175,6 @@ new_segment:
+ goto wait_for_memory;
+
+ /*
+- * All packets are restored as if they have
+- * already been sent.
+- */
+- if (tp->repair)
+- TCP_SKB_CB(skb)->when = tcp_time_stamp;
+-
+- /*
+ * Check whether we can use HW checksum.
+ */
+ if (sk->sk_route_caps & NETIF_F_ALL_CSUM)
+@@ -1190,6 +1183,13 @@ new_segment:
+ skb_entail(sk, skb);
+ copy = size_goal;
+ max = size_goal;
++
++ /* All packets are restored as if they have
++ * already been sent. skb_mstamp isn't set to
++ * avoid wrong rtt estimation.
++ */
++ if (tp->repair)
++ TCP_SKB_CB(skb)->sacked |= TCPCB_REPAIRED;
+ }
+
+ /* Try to append data to the end of skb. */
+diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
+index 40639c288dc2..a1bbebb03490 100644
+--- a/net/ipv4/tcp_input.c
++++ b/net/ipv4/tcp_input.c
+@@ -2680,7 +2680,6 @@ static void tcp_enter_recovery(struct sock *sk, bool ece_ack)
+ */
+ static void tcp_process_loss(struct sock *sk, int flag, bool is_dupack)
+ {
+- struct inet_connection_sock *icsk = inet_csk(sk);
+ struct tcp_sock *tp = tcp_sk(sk);
+ bool recovered = !before(tp->snd_una, tp->high_seq);
+
+@@ -2706,12 +2705,9 @@ static void tcp_process_loss(struct sock *sk, int flag, bool is_dupack)
+
+ if (recovered) {
+ /* F-RTO RFC5682 sec 3.1 step 2.a and 1st part of step 3.a */
+- icsk->icsk_retransmits = 0;
+ tcp_try_undo_recovery(sk);
+ return;
+ }
+- if (flag & FLAG_DATA_ACKED)
+- icsk->icsk_retransmits = 0;
+ if (tcp_is_reno(tp)) {
+ /* A Reno DUPACK means new data in F-RTO step 2.b above are
+ * delivered. Lower inflight to clock out (re)tranmissions.
+@@ -3393,8 +3389,10 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
+ icsk->icsk_pending == ICSK_TIME_LOSS_PROBE)
+ tcp_rearm_rto(sk);
+
+- if (after(ack, prior_snd_una))
++ if (after(ack, prior_snd_una)) {
+ flag |= FLAG_SND_UNA_ADVANCED;
++ icsk->icsk_retransmits = 0;
++ }
+
+ prior_fackets = tp->fackets_out;
+
+diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
+index 77cccda1ad0c..f63c524de5d9 100644
+--- a/net/ipv4/tcp_ipv4.c
++++ b/net/ipv4/tcp_ipv4.c
+@@ -269,7 +269,7 @@ EXPORT_SYMBOL(tcp_v4_connect);
+ * It can be called through tcp_release_cb() if socket was owned by user
+ * at the time tcp_v4_err() was called to handle ICMP message.
+ */
+-static void tcp_v4_mtu_reduced(struct sock *sk)
++void tcp_v4_mtu_reduced(struct sock *sk)
+ {
+ struct dst_entry *dst;
+ struct inet_sock *inet = inet_sk(sk);
+@@ -300,6 +300,7 @@ static void tcp_v4_mtu_reduced(struct sock *sk)
+ tcp_simple_retransmit(sk);
+ } /* else let the usual retransmit timer handle it */
+ }
++EXPORT_SYMBOL(tcp_v4_mtu_reduced);
+
+ static void do_redirect(struct sk_buff *skb, struct sock *sk)
+ {
+@@ -1880,6 +1881,7 @@ const struct inet_connection_sock_af_ops ipv4_specific = {
+ .compat_setsockopt = compat_ip_setsockopt,
+ .compat_getsockopt = compat_ip_getsockopt,
+ #endif
++ .mtu_reduced = tcp_v4_mtu_reduced,
+ };
+ EXPORT_SYMBOL(ipv4_specific);
+
+@@ -2499,7 +2501,6 @@ struct proto tcp_prot = {
+ .sendpage = tcp_sendpage,
+ .backlog_rcv = tcp_v4_do_rcv,
+ .release_cb = tcp_release_cb,
+- .mtu_reduced = tcp_v4_mtu_reduced,
+ .hash = inet_hash,
+ .unhash = inet_unhash,
+ .get_port = inet_csk_get_port,
+diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
+index 179b51e6bda3..4e4932b5079b 100644
+--- a/net/ipv4/tcp_output.c
++++ b/net/ipv4/tcp_output.c
+@@ -800,7 +800,7 @@ void tcp_release_cb(struct sock *sk)
+ __sock_put(sk);
+ }
+ if (flags & (1UL << TCP_MTU_REDUCED_DEFERRED)) {
+- sk->sk_prot->mtu_reduced(sk);
++ inet_csk(sk)->icsk_af_ops->mtu_reduced(sk);
+ __sock_put(sk);
+ }
+ }
+@@ -1916,8 +1916,11 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
+ tso_segs = tcp_init_tso_segs(sk, skb, mss_now);
+ BUG_ON(!tso_segs);
+
+- if (unlikely(tp->repair) && tp->repair_queue == TCP_SEND_QUEUE)
++ if (unlikely(tp->repair) && tp->repair_queue == TCP_SEND_QUEUE) {
++ /* "when" is used as a start point for the retransmit timer */
++ TCP_SKB_CB(skb)->when = tcp_time_stamp;
+ goto repair; /* Skip network transmission */
++ }
+
+ cwnd_quota = tcp_cwnd_test(tp, skb);
+ if (!cwnd_quota) {
+diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
+index 5667b3003af9..4a9a34954923 100644
+--- a/net/ipv6/addrconf.c
++++ b/net/ipv6/addrconf.c
+@@ -1679,14 +1679,12 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
+ addrconf_mod_dad_work(ifp, 0);
+ }
+
+-/* Join to solicited addr multicast group. */
+-
++/* Join to solicited addr multicast group.
++ * caller must hold RTNL */
+ void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
+ {
+ struct in6_addr maddr;
+
+- ASSERT_RTNL();
+-
+ if (dev->flags&(IFF_LOOPBACK|IFF_NOARP))
+ return;
+
+@@ -1694,12 +1692,11 @@ void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
+ ipv6_dev_mc_inc(dev, &maddr);
+ }
+
++/* caller must hold RTNL */
+ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
+ {
+ struct in6_addr maddr;
+
+- ASSERT_RTNL();
+-
+ if (idev->dev->flags&(IFF_LOOPBACK|IFF_NOARP))
+ return;
+
+@@ -1707,12 +1704,11 @@ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
+ __ipv6_dev_mc_dec(idev, &maddr);
+ }
+
++/* caller must hold RTNL */
+ static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
+ {
+ struct in6_addr addr;
+
+- ASSERT_RTNL();
+-
+ if (ifp->prefix_len >= 127) /* RFC 6164 */
+ return;
+ ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
+@@ -1721,12 +1717,11 @@ static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
+ ipv6_dev_ac_inc(ifp->idev->dev, &addr);
+ }
+
++/* caller must hold RTNL */
+ static void addrconf_leave_anycast(struct inet6_ifaddr *ifp)
+ {
+ struct in6_addr addr;
+
+- ASSERT_RTNL();
+-
+ if (ifp->prefix_len >= 127) /* RFC 6164 */
+ return;
+ ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
+@@ -4751,10 +4746,11 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
+
+ if (ip6_del_rt(ifp->rt))
+ dst_free(&ifp->rt->dst);
++
++ rt_genid_bump_ipv6(net);
+ break;
+ }
+ atomic_inc(&net->ipv6.dev_addr_genid);
+- rt_genid_bump_ipv6(net);
+ }
+
+ static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
+diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
+index e6960457f625..98cc4cd570e2 100644
+--- a/net/ipv6/addrconf_core.c
++++ b/net/ipv6/addrconf_core.c
+@@ -8,6 +8,13 @@
+ #include <net/addrconf.h>
+ #include <net/ip.h>
+
++/* if ipv6 module registers this function is used by xfrm to force all
++ * sockets to relookup their nodes - this is fairly expensive, be
++ * careful
++ */
++void (*__fib6_flush_trees)(struct net *);
++EXPORT_SYMBOL(__fib6_flush_trees);
++
+ #define IPV6_ADDR_SCOPE_TYPE(scope) ((scope) << 16)
+
+ static inline unsigned int ipv6_addr_scope2type(unsigned int scope)
+diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
+index 210183244689..ff2de7d9d8e6 100644
+--- a/net/ipv6/anycast.c
++++ b/net/ipv6/anycast.c
+@@ -77,6 +77,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+ pac->acl_next = NULL;
+ pac->acl_addr = *addr;
+
++ rtnl_lock();
+ rcu_read_lock();
+ if (ifindex == 0) {
+ struct rt6_info *rt;
+@@ -137,6 +138,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+
+ error:
+ rcu_read_unlock();
++ rtnl_unlock();
+ if (pac)
+ sock_kfree_s(sk, pac, sizeof(*pac));
+ return err;
+@@ -171,11 +173,13 @@ int ipv6_sock_ac_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
+
+ spin_unlock_bh(&ipv6_sk_ac_lock);
+
++ rtnl_lock();
+ rcu_read_lock();
+ dev = dev_get_by_index_rcu(net, pac->acl_ifindex);
+ if (dev)
+ ipv6_dev_ac_dec(dev, &pac->acl_addr);
+ rcu_read_unlock();
++ rtnl_unlock();
+
+ sock_kfree_s(sk, pac, sizeof(*pac));
+ return 0;
+@@ -198,6 +202,7 @@ void ipv6_sock_ac_close(struct sock *sk)
+ spin_unlock_bh(&ipv6_sk_ac_lock);
+
+ prev_index = 0;
++ rtnl_lock();
+ rcu_read_lock();
+ while (pac) {
+ struct ipv6_ac_socklist *next = pac->acl_next;
+@@ -212,6 +217,7 @@ void ipv6_sock_ac_close(struct sock *sk)
+ pac = next;
+ }
+ rcu_read_unlock();
++ rtnl_unlock();
+ }
+
+ static void aca_put(struct ifacaddr6 *ac)
+@@ -233,6 +239,8 @@ int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr)
+ struct rt6_info *rt;
+ int err;
+
++ ASSERT_RTNL();
++
+ idev = in6_dev_get(dev);
+
+ if (idev == NULL)
+@@ -302,6 +310,8 @@ int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr)
+ {
+ struct ifacaddr6 *aca, *prev_aca;
+
++ ASSERT_RTNL();
++
+ write_lock_bh(&idev->lock);
+ prev_aca = NULL;
+ for (aca = idev->ac_list; aca; aca = aca->aca_next) {
+diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
+index cb4459bd1d29..97b9fa8de377 100644
+--- a/net/ipv6/ip6_fib.c
++++ b/net/ipv6/ip6_fib.c
+@@ -643,7 +643,7 @@ static int fib6_commit_metrics(struct dst_entry *dst,
+ if (dst->flags & DST_HOST) {
+ mp = dst_metrics_write_ptr(dst);
+ } else {
+- mp = kzalloc(sizeof(u32) * RTAX_MAX, GFP_KERNEL);
++ mp = kzalloc(sizeof(u32) * RTAX_MAX, GFP_ATOMIC);
+ if (!mp)
+ return -ENOMEM;
+ dst_init_metrics(dst, mp, 0);
+@@ -1605,6 +1605,24 @@ static void fib6_prune_clones(struct net *net, struct fib6_node *fn)
+ fib6_clean_tree(net, fn, fib6_prune_clone, 1, NULL);
+ }
+
++static int fib6_update_sernum(struct rt6_info *rt, void *arg)
++{
++ __u32 sernum = *(__u32 *)arg;
++
++ if (rt->rt6i_node &&
++ rt->rt6i_node->fn_sernum != sernum)
++ rt->rt6i_node->fn_sernum = sernum;
++
++ return 0;
++}
++
++static void fib6_flush_trees(struct net *net)
++{
++ __u32 new_sernum = fib6_new_sernum();
++
++ fib6_clean_all(net, fib6_update_sernum, &new_sernum);
++}
++
+ /*
+ * Garbage collection
+ */
+@@ -1788,6 +1806,8 @@ int __init fib6_init(void)
+ NULL);
+ if (ret)
+ goto out_unregister_subsys;
++
++ __fib6_flush_trees = fib6_flush_trees;
+ out:
+ return ret;
+
+diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
+index 3873181ed856..43bc1fc24621 100644
+--- a/net/ipv6/ip6_gre.c
++++ b/net/ipv6/ip6_gre.c
+@@ -778,7 +778,7 @@ static inline int ip6gre_xmit_ipv4(struct sk_buff *skb, struct net_device *dev)
+ encap_limit = t->parms.encap_limit;
+
+ memcpy(&fl6, &t->fl.u.ip6, sizeof(fl6));
+- fl6.flowi6_proto = IPPROTO_IPIP;
++ fl6.flowi6_proto = IPPROTO_GRE;
+
+ dsfield = ipv4_get_dsfield(iph);
+
+@@ -828,7 +828,7 @@ static inline int ip6gre_xmit_ipv6(struct sk_buff *skb, struct net_device *dev)
+ encap_limit = t->parms.encap_limit;
+
+ memcpy(&fl6, &t->fl.u.ip6, sizeof(fl6));
+- fl6.flowi6_proto = IPPROTO_IPV6;
++ fl6.flowi6_proto = IPPROTO_GRE;
+
+ dsfield = ipv6_get_dsfield(ipv6h);
+ if (t->parms.flags & IP6_TNL_F_USE_ORIG_TCLASS)
+diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
+index 45702b8cd141..59345af6d3a7 100644
+--- a/net/ipv6/ip6_output.c
++++ b/net/ipv6/ip6_output.c
+@@ -1008,7 +1008,7 @@ struct dst_entry *ip6_dst_lookup_flow(struct sock *sk, struct flowi6 *fl6,
+ if (final_dst)
+ fl6->daddr = *final_dst;
+
+- return xfrm_lookup(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
++ return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
+ }
+ EXPORT_SYMBOL_GPL(ip6_dst_lookup_flow);
+
+@@ -1040,7 +1040,7 @@ struct dst_entry *ip6_sk_dst_lookup_flow(struct sock *sk, struct flowi6 *fl6,
+ if (final_dst)
+ fl6->daddr = *final_dst;
+
+- return xfrm_lookup(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
++ return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
+ }
+ EXPORT_SYMBOL_GPL(ip6_sk_dst_lookup_flow);
+
+diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
+index 617f0958e164..a23b655a7627 100644
+--- a/net/ipv6/mcast.c
++++ b/net/ipv6/mcast.c
+@@ -172,6 +172,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+ mc_lst->next = NULL;
+ mc_lst->addr = *addr;
+
++ rtnl_lock();
+ rcu_read_lock();
+ if (ifindex == 0) {
+ struct rt6_info *rt;
+@@ -185,6 +186,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+
+ if (dev == NULL) {
+ rcu_read_unlock();
++ rtnl_unlock();
+ sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
+ return -ENODEV;
+ }
+@@ -202,6 +204,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+
+ if (err) {
+ rcu_read_unlock();
++ rtnl_unlock();
+ sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
+ return err;
+ }
+@@ -212,6 +215,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
+ spin_unlock(&ipv6_sk_mc_lock);
+
+ rcu_read_unlock();
++ rtnl_unlock();
+
+ return 0;
+ }
+@@ -229,6 +233,7 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
+ if (!ipv6_addr_is_multicast(addr))
+ return -EINVAL;
+
++ rtnl_lock();
+ spin_lock(&ipv6_sk_mc_lock);
+ for (lnk = &np->ipv6_mc_list;
+ (mc_lst = rcu_dereference_protected(*lnk,
+@@ -252,12 +257,15 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
+ } else
+ (void) ip6_mc_leave_src(sk, mc_lst, NULL);
+ rcu_read_unlock();
++ rtnl_unlock();
++
+ atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
+ kfree_rcu(mc_lst, rcu);
+ return 0;
+ }
+ }
+ spin_unlock(&ipv6_sk_mc_lock);
++ rtnl_unlock();
+
+ return -EADDRNOTAVAIL;
+ }
+@@ -302,6 +310,7 @@ void ipv6_sock_mc_close(struct sock *sk)
+ if (!rcu_access_pointer(np->ipv6_mc_list))
+ return;
+
++ rtnl_lock();
+ spin_lock(&ipv6_sk_mc_lock);
+ while ((mc_lst = rcu_dereference_protected(np->ipv6_mc_list,
+ lockdep_is_held(&ipv6_sk_mc_lock))) != NULL) {
+@@ -328,6 +337,7 @@ void ipv6_sock_mc_close(struct sock *sk)
+ spin_lock(&ipv6_sk_mc_lock);
+ }
+ spin_unlock(&ipv6_sk_mc_lock);
++ rtnl_unlock();
+ }
+
+ int ip6_mc_source(int add, int omode, struct sock *sk,
+@@ -845,6 +855,8 @@ int ipv6_dev_mc_inc(struct net_device *dev, const struct in6_addr *addr)
+ struct ifmcaddr6 *mc;
+ struct inet6_dev *idev;
+
++ ASSERT_RTNL();
++
+ /* we need to take a reference on idev */
+ idev = in6_dev_get(dev);
+
+@@ -916,6 +928,8 @@ int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr)
+ {
+ struct ifmcaddr6 *ma, **map;
+
++ ASSERT_RTNL();
++
+ write_lock_bh(&idev->lock);
+ for (map = &idev->mc_list; (ma=*map) != NULL; map = &ma->next) {
+ if (ipv6_addr_equal(&ma->mca_addr, addr)) {
+diff --git a/net/ipv6/route.c b/net/ipv6/route.c
+index f23fbd28a501..bafde82324c5 100644
+--- a/net/ipv6/route.c
++++ b/net/ipv6/route.c
+@@ -314,7 +314,6 @@ static inline struct rt6_info *ip6_dst_alloc(struct net *net,
+
+ memset(dst + 1, 0, sizeof(*rt) - sizeof(*dst));
+ rt6_init_peer(rt, table ? &table->tb6_peers : net->ipv6.peers);
+- rt->rt6i_genid = rt_genid_ipv6(net);
+ INIT_LIST_HEAD(&rt->rt6i_siblings);
+ }
+ return rt;
+@@ -1098,9 +1097,6 @@ static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie)
+ * DST_OBSOLETE_FORCE_CHK which forces validation calls down
+ * into this function always.
+ */
+- if (rt->rt6i_genid != rt_genid_ipv6(dev_net(rt->dst.dev)))
+- return NULL;
+-
+ if (!rt->rt6i_node || (rt->rt6i_node->fn_sernum != cookie))
+ return NULL;
+
+diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
+index 4f408176dc64..9906535ce9de 100644
+--- a/net/ipv6/sit.c
++++ b/net/ipv6/sit.c
+@@ -101,19 +101,19 @@ static struct ip_tunnel *ipip6_tunnel_lookup(struct net *net,
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_r_l[h0 ^ h1]) {
+ if (local == t->parms.iph.saddr &&
+ remote == t->parms.iph.daddr &&
+- (!dev || !t->parms.link || dev->iflink == t->parms.link) &&
++ (!dev || !t->parms.link || dev->ifindex == t->parms.link) &&
+ (t->dev->flags & IFF_UP))
+ return t;
+ }
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_r[h0]) {
+ if (remote == t->parms.iph.daddr &&
+- (!dev || !t->parms.link || dev->iflink == t->parms.link) &&
++ (!dev || !t->parms.link || dev->ifindex == t->parms.link) &&
+ (t->dev->flags & IFF_UP))
+ return t;
+ }
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_l[h1]) {
+ if (local == t->parms.iph.saddr &&
+- (!dev || !t->parms.link || dev->iflink == t->parms.link) &&
++ (!dev || !t->parms.link || dev->ifindex == t->parms.link) &&
+ (t->dev->flags & IFF_UP))
+ return t;
+ }
+diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
+index 229239ad96b1..cb5125c5328d 100644
+--- a/net/ipv6/tcp_ipv6.c
++++ b/net/ipv6/tcp_ipv6.c
+@@ -1681,6 +1681,7 @@ static const struct inet_connection_sock_af_ops ipv6_specific = {
+ .compat_setsockopt = compat_ipv6_setsockopt,
+ .compat_getsockopt = compat_ipv6_getsockopt,
+ #endif
++ .mtu_reduced = tcp_v6_mtu_reduced,
+ };
+
+ #ifdef CONFIG_TCP_MD5SIG
+@@ -1711,6 +1712,7 @@ static const struct inet_connection_sock_af_ops ipv6_mapped = {
+ .compat_setsockopt = compat_ipv6_setsockopt,
+ .compat_getsockopt = compat_ipv6_getsockopt,
+ #endif
++ .mtu_reduced = tcp_v4_mtu_reduced,
+ };
+
+ #ifdef CONFIG_TCP_MD5SIG
+@@ -1950,7 +1952,6 @@ struct proto tcpv6_prot = {
+ .sendpage = tcp_sendpage,
+ .backlog_rcv = tcp_v6_do_rcv,
+ .release_cb = tcp_release_cb,
+- .mtu_reduced = tcp_v6_mtu_reduced,
+ .hash = tcp_v6_hash,
+ .unhash = inet_unhash,
+ .get_port = inet_csk_get_port,
+diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
+index 13752d96275e..b704a9356208 100644
+--- a/net/l2tp/l2tp_ppp.c
++++ b/net/l2tp/l2tp_ppp.c
+@@ -755,7 +755,8 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
+ /* If PMTU discovery was enabled, use the MTU that was discovered */
+ dst = sk_dst_get(tunnel->sock);
+ if (dst != NULL) {
+- u32 pmtu = dst_mtu(__sk_dst_get(tunnel->sock));
++ u32 pmtu = dst_mtu(dst);
++
+ if (pmtu != 0)
+ session->mtu = session->mru = pmtu -
+ PPPOL2TP_HEADER_OVERHEAD;
+diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
+index e6fac7e3db52..48fc607a211e 100644
+--- a/net/netlink/af_netlink.c
++++ b/net/netlink/af_netlink.c
+@@ -205,7 +205,7 @@ static int __netlink_deliver_tap_skb(struct sk_buff *skb,
+ nskb->protocol = htons((u16) sk->sk_protocol);
+ nskb->pkt_type = netlink_is_kernel(sk) ?
+ PACKET_KERNEL : PACKET_USER;
+-
++ skb_reset_network_header(nskb);
+ ret = dev_queue_xmit(nskb);
+ if (unlikely(ret > 0))
+ ret = net_xmit_errno(ret);
+diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
+index e70d8b18e962..10736e6b192b 100644
+--- a/net/openvswitch/actions.c
++++ b/net/openvswitch/actions.c
+@@ -42,6 +42,9 @@ static int do_execute_actions(struct datapath *dp, struct sk_buff *skb,
+
+ static int make_writable(struct sk_buff *skb, int write_len)
+ {
++ if (!pskb_may_pull(skb, write_len))
++ return -ENOMEM;
++
+ if (!skb_cloned(skb) || skb_clone_writable(skb, write_len))
+ return 0;
+
+@@ -70,6 +73,8 @@ static int __pop_vlan_tci(struct sk_buff *skb, __be16 *current_tci)
+
+ vlan_set_encap_proto(skb, vhdr);
+ skb->mac_header += VLAN_HLEN;
++ if (skb_network_offset(skb) < ETH_HLEN)
++ skb_set_network_header(skb, ETH_HLEN);
+ skb_reset_mac_len(skb);
+
+ return 0;
+diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
+index b85c67ccb797..3eb786fd3f22 100644
+--- a/net/packet/af_packet.c
++++ b/net/packet/af_packet.c
+@@ -636,6 +636,7 @@ static void init_prb_bdqc(struct packet_sock *po,
+ p1->tov_in_jiffies = msecs_to_jiffies(p1->retire_blk_tov);
+ p1->blk_sizeof_priv = req_u->req3.tp_sizeof_priv;
+
++ p1->max_frame_len = p1->kblk_size - BLK_PLUS_PRIV(p1->blk_sizeof_priv);
+ prb_init_ft_ops(p1, req_u);
+ prb_setup_retire_blk_timer(po, tx_ring);
+ prb_open_block(p1, pbd);
+@@ -1946,6 +1947,18 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
+ if ((int)snaplen < 0)
+ snaplen = 0;
+ }
++ } else if (unlikely(macoff + snaplen >
++ GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len)) {
++ u32 nval;
++
++ nval = GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len - macoff;
++ pr_err_once("tpacket_rcv: packet too big, clamped from %u to %u. macoff=%u\n",
++ snaplen, nval, macoff);
++ snaplen = nval;
++ if (unlikely((int)snaplen < 0)) {
++ snaplen = 0;
++ macoff = GET_PBDQC_FROM_RB(&po->rx_ring)->max_frame_len;
++ }
+ }
+ spin_lock(&sk->sk_receive_queue.lock);
+ h.raw = packet_current_rx_frame(po, skb,
+@@ -3789,6 +3802,10 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
+ goto out;
+ if (unlikely(req->tp_block_size & (PAGE_SIZE - 1)))
+ goto out;
++ if (po->tp_version >= TPACKET_V3 &&
++ (int)(req->tp_block_size -
++ BLK_PLUS_PRIV(req_u->req3.tp_sizeof_priv)) <= 0)
++ goto out;
+ if (unlikely(req->tp_frame_size < po->tp_hdrlen +
+ po->tp_reserve))
+ goto out;
+diff --git a/net/packet/internal.h b/net/packet/internal.h
+index eb9580a6b25f..cdddf6a30399 100644
+--- a/net/packet/internal.h
++++ b/net/packet/internal.h
+@@ -29,6 +29,7 @@ struct tpacket_kbdq_core {
+ char *pkblk_start;
+ char *pkblk_end;
+ int kblk_size;
++ unsigned int max_frame_len;
+ unsigned int knum_blocks;
+ uint64_t knxt_seq_num;
+ char *prev;
+diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
+index 45527e6b52db..3b2617aa6bcd 100644
+--- a/net/sched/cls_api.c
++++ b/net/sched/cls_api.c
+@@ -549,6 +549,7 @@ void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
+ tcf_tree_lock(tp);
+ list_splice_init(&dst->actions, &tmp);
+ list_splice(&src->actions, &dst->actions);
++ dst->type = src->type;
+ tcf_tree_unlock(tp);
+ tcf_action_destroy(&tmp, TCA_ACT_UNBIND);
+ #endif
+diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
+index 5170a1ff95a1..7194fe8589b0 100644
+--- a/net/sctp/sm_statefuns.c
++++ b/net/sctp/sm_statefuns.c
+@@ -1775,9 +1775,22 @@ static sctp_disposition_t sctp_sf_do_dupcook_a(struct net *net,
+ /* Update the content of current association. */
+ sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
+ sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
+- sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
+- SCTP_STATE(SCTP_STATE_ESTABLISHED));
+- sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
++ if (sctp_state(asoc, SHUTDOWN_PENDING) &&
++ (sctp_sstate(asoc->base.sk, CLOSING) ||
++ sock_flag(asoc->base.sk, SOCK_DEAD))) {
++ /* if were currently in SHUTDOWN_PENDING, but the socket
++ * has been closed by user, don't transition to ESTABLISHED.
++ * Instead trigger SHUTDOWN bundled with COOKIE_ACK.
++ */
++ sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
++ return sctp_sf_do_9_2_start_shutdown(net, ep, asoc,
++ SCTP_ST_CHUNK(0), NULL,
++ commands);
++ } else {
++ sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
++ SCTP_STATE(SCTP_STATE_ESTABLISHED));
++ sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
++ }
+ return SCTP_DISPOSITION_CONSUME;
+
+ nomem_ev:
+diff --git a/net/tipc/port.h b/net/tipc/port.h
+index cf4ca5b1d9a4..3f34cac07a2c 100644
+--- a/net/tipc/port.h
++++ b/net/tipc/port.h
+@@ -229,9 +229,12 @@ static inline int tipc_port_importance(struct tipc_port *port)
+ return msg_importance(&port->phdr);
+ }
+
+-static inline void tipc_port_set_importance(struct tipc_port *port, int imp)
++static inline int tipc_port_set_importance(struct tipc_port *port, int imp)
+ {
++ if (imp > TIPC_CRITICAL_IMPORTANCE)
++ return -EINVAL;
+ msg_set_importance(&port->phdr, (u32)imp);
++ return 0;
+ }
+
+ #endif
+diff --git a/net/tipc/socket.c b/net/tipc/socket.c
+index ef0475568f9e..4093fd81edd5 100644
+--- a/net/tipc/socket.c
++++ b/net/tipc/socket.c
+@@ -1841,7 +1841,7 @@ static int tipc_setsockopt(struct socket *sock, int lvl, int opt,
+
+ switch (opt) {
+ case TIPC_IMPORTANCE:
+- tipc_port_set_importance(port, value);
++ res = tipc_port_set_importance(port, value);
+ break;
+ case TIPC_SRC_DROPPABLE:
+ if (sock->type != SOCK_STREAM)
+diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
+index 0525d78ba328..93e755b97486 100644
+--- a/net/xfrm/xfrm_policy.c
++++ b/net/xfrm/xfrm_policy.c
+@@ -39,6 +39,11 @@
+ #define XFRM_QUEUE_TMO_MAX ((unsigned)(60*HZ))
+ #define XFRM_MAX_QUEUE_LEN 100
+
++struct xfrm_flo {
++ struct dst_entry *dst_orig;
++ u8 flags;
++};
++
+ static DEFINE_SPINLOCK(xfrm_policy_afinfo_lock);
+ static struct xfrm_policy_afinfo __rcu *xfrm_policy_afinfo[NPROTO]
+ __read_mostly;
+@@ -1877,13 +1882,14 @@ static int xdst_queue_output(struct sock *sk, struct sk_buff *skb)
+ }
+
+ static struct xfrm_dst *xfrm_create_dummy_bundle(struct net *net,
+- struct dst_entry *dst,
++ struct xfrm_flo *xflo,
+ const struct flowi *fl,
+ int num_xfrms,
+ u16 family)
+ {
+ int err;
+ struct net_device *dev;
++ struct dst_entry *dst;
+ struct dst_entry *dst1;
+ struct xfrm_dst *xdst;
+
+@@ -1891,9 +1897,12 @@ static struct xfrm_dst *xfrm_create_dummy_bundle(struct net *net,
+ if (IS_ERR(xdst))
+ return xdst;
+
+- if (net->xfrm.sysctl_larval_drop || num_xfrms <= 0)
++ if (!(xflo->flags & XFRM_LOOKUP_QUEUE) ||
++ net->xfrm.sysctl_larval_drop ||
++ num_xfrms <= 0)
+ return xdst;
+
++ dst = xflo->dst_orig;
+ dst1 = &xdst->u.dst;
+ dst_hold(dst);
+ xdst->route = dst;
+@@ -1935,7 +1944,7 @@ static struct flow_cache_object *
+ xfrm_bundle_lookup(struct net *net, const struct flowi *fl, u16 family, u8 dir,
+ struct flow_cache_object *oldflo, void *ctx)
+ {
+- struct dst_entry *dst_orig = (struct dst_entry *)ctx;
++ struct xfrm_flo *xflo = (struct xfrm_flo *)ctx;
+ struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX];
+ struct xfrm_dst *xdst, *new_xdst;
+ int num_pols = 0, num_xfrms = 0, i, err, pol_dead;
+@@ -1976,7 +1985,8 @@ xfrm_bundle_lookup(struct net *net, const struct flowi *fl, u16 family, u8 dir,
+ goto make_dummy_bundle;
+ }
+
+- new_xdst = xfrm_resolve_and_create_bundle(pols, num_pols, fl, family, dst_orig);
++ new_xdst = xfrm_resolve_and_create_bundle(pols, num_pols, fl, family,
++ xflo->dst_orig);
+ if (IS_ERR(new_xdst)) {
+ err = PTR_ERR(new_xdst);
+ if (err != -EAGAIN)
+@@ -2010,7 +2020,7 @@ make_dummy_bundle:
+ /* We found policies, but there's no bundles to instantiate:
+ * either because the policy blocks, has no transformations or
+ * we could not build template (no xfrm_states).*/
+- xdst = xfrm_create_dummy_bundle(net, dst_orig, fl, num_xfrms, family);
++ xdst = xfrm_create_dummy_bundle(net, xflo, fl, num_xfrms, family);
+ if (IS_ERR(xdst)) {
+ xfrm_pols_put(pols, num_pols);
+ return ERR_CAST(xdst);
+@@ -2104,13 +2114,18 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
+ }
+
+ if (xdst == NULL) {
++ struct xfrm_flo xflo;
++
++ xflo.dst_orig = dst_orig;
++ xflo.flags = flags;
++
+ /* To accelerate a bit... */
+ if ((dst_orig->flags & DST_NOXFRM) ||
+ !net->xfrm.policy_count[XFRM_POLICY_OUT])
+ goto nopol;
+
+ flo = flow_cache_lookup(net, fl, family, dir,
+- xfrm_bundle_lookup, dst_orig);
++ xfrm_bundle_lookup, &xflo);
+ if (flo == NULL)
+ goto nopol;
+ if (IS_ERR(flo)) {
+@@ -2138,7 +2153,7 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
+ xfrm_pols_put(pols, drop_pols);
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTNOSTATES);
+
+- return make_blackhole(net, family, dst_orig);
++ return ERR_PTR(-EREMOTE);
+ }
+
+ err = -EAGAIN;
+@@ -2195,6 +2210,23 @@ dropdst:
+ }
+ EXPORT_SYMBOL(xfrm_lookup);
+
++/* Callers of xfrm_lookup_route() must ensure a call to dst_output().
++ * Otherwise we may send out blackholed packets.
++ */
++struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
++ const struct flowi *fl,
++ struct sock *sk, int flags)
++{
++ struct dst_entry *dst = xfrm_lookup(net, dst_orig, fl, sk,
++ flags | XFRM_LOOKUP_QUEUE);
++
++ if (IS_ERR(dst) && PTR_ERR(dst) == -EREMOTE)
++ return make_blackhole(net, dst_orig->ops->family, dst_orig);
++
++ return dst;
++}
++EXPORT_SYMBOL(xfrm_lookup_route);
++
+ static inline int
+ xfrm_secpath_reject(int idx, struct sk_buff *skb, const struct flowi *fl)
+ {
+@@ -2460,7 +2492,7 @@ int __xfrm_route_forward(struct sk_buff *skb, unsigned short family)
+
+ skb_dst_force(skb);
+
+- dst = xfrm_lookup(net, skb_dst(skb), &fl, NULL, 0);
++ dst = xfrm_lookup(net, skb_dst(skb), &fl, NULL, XFRM_LOOKUP_QUEUE);
+ if (IS_ERR(dst)) {
+ res = 0;
+ dst = NULL;
next reply other threads:[~2014-10-15 12:42 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-15 12:42 Mike Pagano [this message]
-- strict thread matches above, loose matches on Subject: below --
2014-12-16 17:29 [gentoo-commits] proj/linux-patches:3.16 commit in: / Mike Pagano
2014-11-29 18:11 Mike Pagano
2014-11-29 18:05 Mike Pagano
2014-11-29 18:05 Mike Pagano
2014-11-29 18:05 Mike Pagano
2014-10-30 19:29 Mike Pagano
2014-10-09 19:54 Mike Pagano
2014-10-07 1:34 Anthony G. Basile
2014-10-07 1:28 Anthony G. Basile
2014-10-06 11:39 Mike Pagano
2014-10-06 11:38 Mike Pagano
2014-10-06 11:16 Anthony G. Basile
2014-10-06 11:16 Anthony G. Basile
2014-09-27 13:37 Mike Pagano
2014-09-26 19:40 Mike Pagano
2014-09-22 23:37 Mike Pagano
2014-09-17 22:19 Anthony G. Basile
2014-09-09 21:38 Vlastimil Babka
2014-08-26 12:16 Mike Pagano
2014-08-19 11:44 Mike Pagano
2014-08-14 11:51 ` Mike Pagano
2014-08-08 19:48 Mike Pagano
2014-08-19 11:44 ` Mike Pagano
2014-07-15 12:23 Mike Pagano
2014-07-15 12:18 Mike Pagano
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1413376957.10da52d34f75c039a20e3e60cb9dc3e05bc1cbb7.mpagano@gentoo \
--to=mpagano@gentoo.org \
--cc=gentoo-commits@lists.gentoo.org \
--cc=gentoo-dev@lists.gentoo.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox