Re: Old: i810 reclaim buffers deadlock

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On Mon, Oct 14, 2013 at 6:41 PM, Paul Rogers <paulgrogers@xxxxxxxxxxx> wrote:
> On Mon, Oct 14, 2013, at 12:22 AM, Daniel Vetter wrote:
>> On Sun, Oct 13, 2013 at 8:50 PM, Paul Rogers
>> <paulgrogers@xxxxxxxxxxx> wrote:
>> > Arguments: i815, kernel 2.6.34.14, XOrg-7.2, driver xf86-video-i810-
>> > 1.6.5/1.7.4
>>
>> I've "fixed" this in
>>
>> commit 87499ffdcb1c70f66988cd8febc4ead0ba2f9118 which is in v3.3
>> and later.
>
> Ahh, that clarifies things.  Thank you for responding.
>
> Google turned up your patches. I have them here.  But when I compared
> them to my 2.6.34 kernel driver, there were too many discrepancies to
> apply.  But I couldn't work out when they applied.  For now I'll just
> have to ignore the log messages (or maybe comment them out) and rely on
> the workaround.  I fear upgrading the kernel from this point will break
> the X-7.2 drivers, dragging in a whole chain of dependencies. Not now.
> Maybe on my next upgrade go 'round.
>
> Thanks again!  Knowing it's a problem up to 3.3 tells me what I
> can do now.

I'm running my i830M on latest kernels (well 3.10 or so) and things
still work. Generally the kernel will keep the ABI stable for
essentially forever, so upgrading should work without upgrading any
piece in userspace at all. Worst case you need to downgrade to the old
kernel again ;-)

Also, please don't drop mailing lists when replying.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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