Re: [Intel-gfx] Performance regression using Firefox between 2.14 and 2.15

2011-09-29 Thread Clemens Eisserer
Hi, > We think we've fixed all the related bugs in the kernel, so you can try > flipping the switch and see what happens. Manuelle re-enabling relaxedfencing brings speed back to normal, quite a few pages that scrolled slow in firefox are now as snappy as before 2.15 :) > However, I think your s

Re: [Intel-gfx] Performance regression using Firefox between 2.14 and 2.15

2011-09-29 Thread Chris Wilson
On Thu, 29 Sep 2011 16:42:39 +0200, Clemens Eisserer wrote: > I was able to bisect the performance regression, the commit which > introduced it was: > > commit 686018f283f1d131073ef5917213e6a8ac013f26 > Author: Chris Wilson > Date: Tue Apr 12 08:23:04 2011 +0100 > > Turn relaxed-fencing

Re: [Intel-gfx] Performance regression using Firefox between 2.14 and 2.15

2011-09-29 Thread Daniel Vetter
On Thu, Sep 29, 2011 at 04:42:39PM +0200, Clemens Eisserer wrote: > I was able to bisect the performance regression, the commit which > introduced it was: > > commit 686018f283f1d131073ef5917213e6a8ac013f26 > Author: Chris Wilson > Date: Tue Apr 12 08:23:04 2011 +0100 > > Turn relaxed-fenc

Re: [Intel-gfx] Performance regression using Firefox between 2.14 and 2.15

2011-09-29 Thread Clemens Eisserer
I was able to bisect the performance regression, the commit which introduced it was: commit 686018f283f1d131073ef5917213e6a8ac013f26 Author: Chris Wilson Date: Tue Apr 12 08:23:04 2011 +0100 Turn relaxed-fencing off by default for older (pre-G33) chipset Are there plans to re-enable relax

[Intel-gfx] Performance regression using Firefox between 2.14 and 2.15

2011-09-29 Thread Clemens Eisserer
Hi, For quite some time now I experience slow scrolling on some pages when using FireFox, now I took the time to find the culprit. The slow scrolling only manifests when maximizing FireFox' window (screen size is 1920x1280), and manifests in "after-scrolling" (scrolling although mouse already stop