On Sat, Mar 09, 2013 at 05:23:50PM +0100, Lutz Sammer wrote: > On 03/07/2013 12:32 PM, Daniel Vetter wrote: > >On Thu, Mar 7, 2013 at 9:38 AM, Lutz Sammer <john...@gmx.net> wrote: > >>vaPutSurface (X11) waits on v-sync? > > > >With the minor nit that for a long time the intel X driver didn't > >implement this on snb/ivb, resulting in tearing. But with kernel 3.8 > >and latest xfree86-video-intel when using the SNA backed it should > >work. > > The result is that with xf86-video-intel GIT from yesterday, > libva-intel-driver-1.0.18, libva-1.1.0 and kernel-3.8.2. > vaPutSurface does no longer wait on vsync. > > With SNA: > X &; export DISPLAY=:0.0; putsurface -> 75.29 FPS > CTRL-C > > X crash: > (EE) > (EE) Backtrace: > (EE) 0: X (xorg_backtrace+0x36) [0x58a976] > (EE) 1: X (0x400000+0x18e659) [0x58e659] > (EE) 2: /lib64/libpthread.so.0 (0x3b01800000+0x10a90) [0x3b01810a90] > (EE) 3: ?? [0x1ba0950] > (EE) > (EE) Segmentation fault at address 0x1ba0950
Totally useless backtrace. Can you try with gdb? -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Libva mailing list Libva@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/libva
