From: Volker Armin Hemmann <volkerarmin@googlemail.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Intermittent USB device failures
Date: Tue, 19 Aug 2014 02:00:31 +0200 [thread overview]
Message-ID: <53F2939F.7030000@googlemail.com> (raw)
In-Reply-To: <201408171133.11036.michaelkintzios@gmail.com>
Am 17.08.2014 um 12:33 schrieb Mick:
> On Sunday 17 Aug 2014 02:56:58 Mike Edenfield wrote:
>
>> When I `modprobe -r ochi_pci` while the system is operating normally, I see
>> all four modules (ohci-pci, ohci-hcd, ehci-pci, and ehci-hcd) unloading
>> properly:
>>
>> [25603.370000] ohci-pci 0000:00:0b.0: remove, state 1
>> [25603.370395] usb usb2: USB disconnect, device number 1
>> [25603.370414] usb 2-6: USB disconnect, device number 2
>> [25603.383451] usb 2-7: USB disconnect, device number 3
>> [25603.384217] ohci-pci 0000:00:0b.0: USB bus 2 deregistered
>> [25603.384597] ehci-pci 0000:00:0b.1: remove, state 1
>> [25603.384611] usb usb1: USB disconnect, device number 1
>> [25603.386306] ehci-pci 0000:00:0b.1: USB bus 1 deregistered
>>
>> If I try to do the same thing after the mouse has locked up, modprobe
>> stalls trying to unload the first module:
>>
>> wombat kutulu # modprobe -r -v ohci_pci
>> rmmod ohci_pci
>>
>> wombat kutulu # dmesg
>> [38091.627389] ohci-pci 0000:00:0b.0: remove, state 1
>> [38091.627400] usb usb2: USB disconnect, device number 1
>>
>> Any ideas what's going wrong here? Any chance I can salvage this hardware?
> Do you need ohci-pci? Have you tried running a kernel without it and check if
> your hardware still works as intended?
>
I would try that too,,,
next prev parent reply other threads:[~2014-08-19 0:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-14 1:52 [gentoo-user] Intermittent USB device failures Mike Edenfield
2014-08-15 23:53 ` Volker Armin Hemmann
2014-08-17 1:56 ` Mike Edenfield
2014-08-17 10:33 ` Mick
2014-08-19 0:00 ` Volker Armin Hemmann [this message]
2014-08-20 0:28 ` Mike Edenfield
2014-08-20 16:54 ` Volker Armin Hemmann
2014-08-20 21:02 ` Mike Edenfield
2014-08-21 16:40 ` Volker Armin Hemmann
2014-08-22 0:05 ` Mike Edenfield
2014-08-25 15:59 ` Volker Armin Hemmann
2014-08-26 21:23 ` Mike Edenfield
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