From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Dave Airlie <airlied@gmail.com>
Cc: Bret Towe <magnade@gmail.com>, linux-kernel@vger.kernel.org
Subject: Re: 2.6.23-rc1 regression: mm: fix fault vs invalidate race for linear mappings
Date: Wed, 25 Jul 2007 15:43:10 +1000 [thread overview]
Message-ID: <46A6E2EE.4040207@yahoo.com.au> (raw)
In-Reply-To: <21d7e9970707242137x51ca8a64wadfb06c7b543af38@mail.gmail.com>
Dave Airlie wrote:
>>
>> Is this with a binary-only module? We saw an issue with that in SLES9
>> where the module is returning a locked page from its nopage handler
>> when it isn't really supposed to. It might be fixed in latest drivers,
>> have you tried them?
>
>
> Doesn't sound like it he mentions radeon drm module which is open...
OK. Well from the task trace, X is getting stuck on a locked page. And
as it is never getting unlocked, I'd be almost positive it comes from
a driver's nopage. I know some ATI driver did that in the past. Would
the radeon drm module do anything similar?
--
SUSE Labs, Novell Inc.
next prev parent reply other threads:[~2007-07-25 5:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-24 17:27 2.6.23-rc1 regression: mm: fix fault vs invalidate race for linear mappings Bret Towe
2007-07-24 17:44 ` Bret Towe
2007-07-25 3:44 ` Nick Piggin
2007-07-25 4:37 ` Dave Airlie
2007-07-25 5:43 ` Nick Piggin [this message]
2007-07-25 14:54 ` Bret Towe
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