[Bug 795195] gst_vaapi_texture_glx_put_surface_unlocked is blocked 75-80% of the time

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Tue Apr 17 09:34:09 UTC 2018


https://bugzilla.gnome.org/show_bug.cgi?id=795195

--- Comment #9 from Víctor Manuel Jáquez Leal <vjaquez at igalia.com> ---
(In reply to Daniel van Vugt from comment #8)

> While I'm not completely sure the patch is correct, I don't think comparing
> it to adding a sleep is correct either. 

Agree. I'm sorry. I shouldn't made that comparison.

> vaSyncSurface is sleeping
> dramatically more than glXWaitX does. That's the bug.

AFAIK, the bug is that the kernel's driver is taking too much to flush the
pending operations on a single surface.

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