Date: Sun, 21 Nov 2010 22:30:44 +0300 From: Ruslan Mahmatkhanov <cvs-src@yandex.ru> To: Joe Marcus Clarke <marcus@freebsd.org> Cc: gnome@freebsd.org, Michal Varga <varga.michal@gmail.com> Subject: Re: Cairo 1.10 broken for nvidia users Message-ID: <4CE97364.2080206@yandex.ru> In-Reply-To: <4CE96775.8070201@freebsd.org> References: <1290362554.17299.3.camel@xenon> <4CE96775.8070201@freebsd.org>
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21.11.2010 21:39, Joe Marcus Clarke пишет: > On 11/21/10 1:02 PM, Michal Varga wrote: >> Hello, >> >> cairo 1.10 update introduces a terrible performance hit and other bugs >> for at least nvidia users. Workspace switching takes whole seconds, >> window scrolling tears and jumps, some applications take forever to just >> redraw, all depressed GTK buttons are drawn few pixels off, and this is >> probably just the start. Happens both with and without GL backend >> enabled. >> >> Downgrading to cairo-1.8.10_1,1 returns everything back to normal, could >> anyone else confirm? >> >> On related note, this might be of some importance, see further in the >> thread: >> >> http://www.nvnews.net/vbulletin/showthread.php?t=156885 >> >> Excerpts: >> >> "It seems cairo 1.10 causes the NVIDIA driver to hit lots of CPU >> fallback code. Using 1.8 returns performance back to normal on all >> fronts." >> >> "Fedora's cairo doesn't include cairo-1.10.0-buggy_gradients.patch, so >> file a bug with Fedora's bugzilla." >> >> >> Anyway, I didn't test the mentioned patch yet, as I need a working >> system atm, but planning to get to it eventually, if nobody else >> checks/confirms sooner. > > Can anyone confirm this patch? The patch can be downloaded from: > > http://repos.archlinux.org/wsvn/packages/cairo/trunk/cairo-1.10.0-buggy_gradients.patch?op=dl&rev=100207&peg=100207&; > > Joe > I haven't nvidia card, nor seeing any firefox glitches, but this patch fixed performance degrade after gnome update. Thanks! I'm on 8-stable i386 with xf86-video-intel-2.7.1_3 if it make any sense. -- Regards, Ruslan
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