[Mesa-dev] [Mesa-stable] [PATCH] glx: GLX_MESA_multithread_makecurrent is direct-only

[Andres Gomez]

Adam, which is the status of this patch? Is this effectively dropped?

On Wed, 2017-12-06 at 16:13 -0500, Adam Jackson wrote:
> On Wed, 2017-12-06 at 15:01 -0500, Ian Romanick wrote:
> > On 12/06/2017 10:32 AM, Emil Velikov wrote:
> > > On 5 December 2017 at 16:10, Adam Jackson <ajax at redhat.com> wrote:
> > > > This extension is not defined for indirect contexts. Marking it as
> > > > "client only", as the old code did here, would make the extension
> > > > available in indirect contexts, even though the server would certainly
> > > > not have it in its extension list.
> > > > 
> > > > Cc: <mesa-stable at lists.freedesktop.org>
> > > > Signed-off-by: Adam Jackson <ajax at redhat.com>
> > > 
> > > Reviewed-by: Emil Velikov <emil.velikov at collabora.com>
> > > 
> > > Unrelated: reportedly only cairo is using the extension, so could we
> > > consider the extension obsolete?
> > 
> > It's not too surprising that only Cairo is using it.  IIRC, Eric
> > specifically made this extension for Cairo, and it was a pretty big perf
> > win at the time.
> 
> I think at this point most of the effect could be achieved with no-
> flush contexts, but yeah.
> 
> > I had wanted to test this patch, but... does LIBGL_ALWAYS_INDIRECT=y
> > just not work any more?  With the distro Mesa I get:
> 
> It works, that's the server telling you it doesn't support indirect
> rendering. We turned that off by default a few releases ago as being
> slow and underfeatured and CVE-prone. Start your server with +iglx or
> with this in xorg.conf:
> 
> Section "ServerFlags"
> 	Option "IndirectGLX" "true"
> EndSection
> 
> - ajax
> _______________________________________________
> mesa-stable mailing list
> mesa-stable at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-stable
-- 
Br,

Andres
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