xf86-video-intel 2.6.2

[Colin Guthrie]

'Twas brillig, and Eric Anholt at 28/02/09 05:21 did gyre and gimble:
> On Wed, 2009-02-25 at 19:13 +0100, Brice Goglin wrote:
>> Eric Anholt wrote:
>>> On Wed, 2009-02-25 at 14:10 +0100, Jacek Luczak wrote:
>>>> this release is totally unusable while running in UXA. System eats lot of
>>>> memory, including swapping. Is this that, reported earlier, ,,memory leak''? As
>>>> a result X are really slow and lot of lockups occur (everything freeze for a few
>>>> seconds). At the end I can't even switch to text console, but system reacts on
>>>> power button and it goes down successfully. With EXA there's no such issue:
>>>> total system memory usage around 40%, no lockups.
>>>>
>>>> If it's not know issue I will try to bisect it down.
>>>>
>>>> -Jacek
>>>>
>>>> ------------------
>>>> Details:
>>>> 	1. X.Org X Server 1.5.99.903 (1.6.0 RC 3)
>>>> 	2. Linux Kernel 2.6.29-rc6
>>> Can you give me exact steps to reproduce this leak?
>> Same problem here with libdrm 2.4.5, intel 2.6.2, Xserver 1.6-rc2,
>> Mesa 7.3 on
>> Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated
>> Graphics Controller [8086:27a2] (rev 03)
>>
>> Nothing specific needed to reproduce the problem, just use X :)
>> As soon as I start a big application such as firefox ou thunderbird,
>> my 1GB RAM is entirely used after a couple seconds and the system
>> becomes verrrry slow.
>>
>> Only downgrade intel to 2.6.1 => 200MB used, no problem.
> 
> I think the problem here was the DRI2 tiling fix, which was great for
> the 915-class 3D performance regression but bad for 915-class 2D.  I've
> pushed a fix to master that should help.  If it does, I'll try to get a
> 2.6.3 out soon.
> 
> commit 5bfd73cd31ba197a62f549cdbad1a1270b571027
> Author: Eric Anholt <eric at anholt.net>
> Date:   Fri Feb 27 19:09:49 2009 -0800
> 
>     Only allocate pixmaps aligned for tiling when requested by DRI2 GetBuffers.
>     
>     This saves massive quantities of memory on pre-965 since the DRI2 tiling
>     enable caused the minimum size of any pixmap to be 1MB.


I've applied this fix to the Mandriva cooker package and will try and 
let you know if it fixes issues. I can't really test myself sadly due to 
other issues (http://bugs.freedesktop.org/show_bug.cgi?id=19873)

Oh, and you probably want to remove the announce list from your replies...

Col

-- 

Colin Guthrie
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http://colin.guthr.ie/

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