[gentoo-commits] repo/gentoo:master commit in: x11-drivers/nvidia-drivers/, x11-drivers/nvidia-drivers/files/

["David Seifert" <soap@gentoo.org>]

commit:     477b1935411fdc4646c5ef49a1414faeda70058d
Author:     David Seifert <soap <AT> gentoo <DOT> org>
AuthorDate: Mon Dec  7 12:57:41 2020 +0000
Commit:     David Seifert <soap <AT> gentoo <DOT> org>
CommitDate: Mon Dec  7 12:57:41 2020 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=477b1935

x11-drivers/nvidia-drivers: Add patch for modesetting allocation failures

Bug: https://bugs.gentoo.org/755497
Package-Manager: Portage-3.0.12, Repoman-3.0.2
Suggested-by: Gregory Beauregard <gentoobugs <AT> gably.net>
Signed-off-by: David Seifert <soap <AT> gentoo.org>

 ...nvidia-drivers-455.45.01-reduce-kmalloc-limit.patch | 18 ++++++++++++++++++
 ...45.01.ebuild => nvidia-drivers-455.45.01-r1.ebuild} |  1 +
 2 files changed, 19 insertions(+)

diff --git a/x11-drivers/nvidia-drivers/files/nvidia-drivers-455.45.01-reduce-kmalloc-limit.patch b/x11-drivers/nvidia-drivers/files/nvidia-drivers-455.45.01-reduce-kmalloc-limit.patch
new file mode 100644
index 00000000000..c61033bf2a9
--- /dev/null
+++ b/x11-drivers/nvidia-drivers/files/nvidia-drivers-455.45.01-reduce-kmalloc-limit.patch
@@ -0,0 +1,18 @@
+Patch taken from
+  https://forums.developer.nvidia.com/t/455-23-04-page-allocation-failure-in-kernel-module-at-random-points/155250/55
+Bug: https://bugs.gentoo.org/755497
+Credits go to Gregory Beauregard for pointing this out
+
+--- a/kernel/nvidia-modeset/nvidia-modeset-linux.c
++++ b/kernel/nvidia-modeset/nvidia-modeset-linux.c
+@@ -282,8 +282,8 @@
+  * are called while nvkms_lock is held.
+  *************************************************************************/
+ 
+-/* Don't use kmalloc for allocations larger than 128k */
+-#define KMALLOC_LIMIT (128 * 1024)
++/* Don't use kmalloc for allocations larger than one page */
++#define KMALLOC_LIMIT PAGE_SIZE
+ 
+ void* NVKMS_API_CALL nvkms_alloc(size_t size, NvBool zero)
+ {

diff --git a/x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01.ebuild b/x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01-r1.ebuild
similarity index 99%
rename from x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01.ebuild
rename to x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01-r1.ebuild
index 836ce3fa124..f549e169c64 100644
--- a/x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01.ebuild
+++ b/x11-drivers/nvidia-drivers/nvidia-drivers-455.45.01-r1.ebuild
@@ -78,6 +78,7 @@ QA_PREBUILT="opt/* usr/lib*"
 S=${WORKDIR}/
 PATCHES=(
 	"${FILESDIR}"/${PN}-440.26-locale.patch
+	"${FILESDIR}"/${PN}-455.45.01-reduce-kmalloc-limit.patch
 )
 NV_KV_MAX_PLUS="5.10"
 CONFIG_CHECK="