Bug 34281

Summary:	[r300g] Approx 50% drop in FPS when playing World of Warcraft on RV350
Product:	Mesa	Reporter:	Chris Rankin <rankincj>
Component:	Drivers/Gallium/r300	Assignee:	Default DRI bug account <dri-devel>
Status:	RESOLVED FIXED	QA Contact:
Severity:	normal
Priority:	medium
Version:	git
Hardware:	x86 (IA32)
OS:	Linux (All)
Whiteboard:
i915 platform:		i915 features:

Description Chris Rankin 2011-02-14 17:47:40 UTC

My fps has suddenly dropped from ~11 fps to ~5 fps. According to git bisect:

a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9 is the first bad commit
commit a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9
Author: Marek Olšák <maraeo@gmail.com>
Date:   Sun Feb 13 09:39:52 2011 +0100

    r300g: implement pb_manager::is_buffer_busy

:040000 040000 23e49f4f83e2714bfbcb4282b51206d950ca1b2d
4f05d99096cdb2583e4ad5e0c752efc81cec1550 M	src

This is with my RV350 card, xf96-video-ati from git, and a 2.6.36.3 kernel.

Comment 1 Marek Olšák 2011-02-14 19:04:05 UTC

The commit 333d3daf472485b247101932d95ccb798cb55f7b should fix it. Can you test?

Comment 2 Chris Rankin 2011-02-15 12:41:57 UTC

(In reply to comment #1)
> The commit 333d3daf472485b247101932d95ccb798cb55f7b should fix it. Can you
> test?

Yes, it does. Thanks.

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