[Intel-gfx] [Mesa3d-dev] i965 OpenGL is heavily broken again

[Jesse Barnes]

It would help to know what the server is doing at this point with the
client.  It may be that it put the client to sleep and hasn't woken it
up yet, or there could be something wrong with our getbuffers code in
the new scheme.

Jesse

On Sat, 06 Mar 2010 18:02:51 +0100
Stephan Raue <mailinglists at openelec.tv> wrote:

> looks this like my problems that i have reported some days ago with 
> Subject "Problem using an Mesa based App with recent 
> xorg/mesa/xf86-video-intel (loop?)" to Mesa-dev, xorg and intel-gfx list?
> 
> i have still this issue, but i dont know what you need for informations 
> to fix the issues?
> 
> with ati driver i dont have problems, only here with intel driver on my 
> Thinkpad X200t with intel HDA Graphics card
> 
> Stephan
> 
> Am 06.03.2010 17:46, schrieb Maxim Levitsky:
> > On Sat, 2010-03-06 at 08:02 -0800, Jesse Barnes wrote:
> >    
> >> On Sat, 06 Mar 2010 16:40:27 +0200
> >> Maxim Levitsky<maximlevitsky at gmail.com>  wrote:
> >>
> >>      
> >>> On Sat, 2010-03-06 at 14:10 +0200, Maxim Levitsky wrote:
> >>>        
> >>>> On Sat, 2010-03-06 at 11:18 +0100, Florian Mickler wrote:
> >>>>          
> >>>>> On Fri, 05 Mar 2010 23:48:48 +0200
> >>>>> Maxim Levitsky<maximlevitsky at gmail.com>  wrote:
> >>>>>
> >>>>>            
> >>>>>> On Fri, 2010-03-05 at 13:36 -0800, Jesse Barnes wrote:
> >>>>>>              
> >>>>>>> On Fri, 05 Mar 2010 23:18:07 +0200
> >>>>>>> Maxim Levitsky<maximlevitsky at gmail.com>  wrote:
> >>>>>>>
> >>>>>>>                
> >>>>>>>> On Fri, 2010-03-05 at 12:55 -0800, Jesse Barnes wrote:
> >>>>>>>>                  
> >>>>>>>>> On Fri, 05 Mar 2010 22:42:21 +0200
> >>>>>>>>> Maxim Levitsky<maximlevitsky at gmail.com>  wrote:
> >>>>>>>>>
> >>>>>>>>>                    
> >>>>>>>>>> After quite long period of inactivity, I updated graphical stack on my
> >>>>>>>>>> desktop/server.
> >>>>>>>>>>
> >>>>>>>>>> To say the truth, I did such update about month ago, but found out that
> >>>>>>>>>> X refuses flatly to use DRI modules. I assumed that it was my mistake in
> >>>>>>>>>> compilation process (although it is automated).
> >>>>>>>>>>                      
> >>>>>>>>> That generally indicates a build or config problem of some kind.  Did
> >>>>>>>>> you ever narrow it down?
> >>>>>>>>>                    
> >>>>>>>> Because the same compile process works now, I suspect that wasn't build
> >>>>>>>> failure.
> >>>>>>>>                  
> >>>>>>> Well something weird is going on; maybe you didn't build X after Mesa
> >>>>>>> or with the right Mesa includes?
> >>>>>>>                
> >>>>>> I am very sure that this issue isn't relevant now.
> >>>>>>
> >>>>>> I do compile (libdrm, mesa, xserver, xf86-intel, and evdev driver in
> >>>>>> that order, compiling everything from scratch (doing git clean -dfx in
> >>>>>> all directories)
> >>>>>>              
> >>>>> if you just want a working setup, perhaps you should try using
> >>>>> something that got (probably) tested by at least some people:
> >>>>>   	http://intellinuxgraphics.org/2009Q4.html
> >>>>> cheers,
> >>>>> Flo
> >>>>>            
> >>>> Well, I now have a working setup with mesa
> >>>> ebbc73d1aed283c9bc4aa2b37bed4374bbaec5b5
> >>>>
> >>>> The problem is that I hoped that once all heavy work in regard to KMS
> >>>> was done, there will be no serious regressions in 3D stack, but only bug
> >>>> fixes, because it is very hard to track and fix bugs there.
> >>>>
> >>>> However, once again 3D stack is in bad shape, and this is not good.
> >>>>          
> >>>
> >>> More testing shows the following behaviour:
> >>>
> >>>
> >>>
> >>> Full screen mode is completely busted. As soon as any 3D application
> >>> switches to full screen mode, even without changing the resolution, it
> >>> hangs (note that I didn't see GPU hangs due to that)
> >>>
> >>> Compiz is broken (its also a full screen app...). As soon as it starts,
> >>> it draws few windows, and then stalls.
> >>>
> >>> In window mode all applications do work.
> >>>
> >>>
> >>> Now I guess this is worth a bugzilla entry.
> >>> (If this isn't there yet...)
> >>>        
> >> I'm not seeing this on GM45.  I just installed a totally fresh stack on
> >> a new F12 installation and compiz and games work well.  But please file
> >> a bug and include everything needed (see intellinuxgraphics.org for the
> >> list); hope we can find the issue.
> >>      
> >
> > Here, gdb backtrace while running sauerbraten full screen:
> >
> >
> > #2  0xb6e93d80 in ?? () from /usr/lib/libxcb.so.1
> > #3  0xb6e959d2 in xcb_wait_for_reply () from /usr/lib/libxcb.so.1
> > #4  0xb7387e7e in _XReply (dpy=0x9023938, rep=0xbfc6a4dc, extra=0, discard=0) at xcb_io.c:454
> > #5  0xb772ba30 in DRI2GetBuffersWithFormat (dpy=0x9023938, drawable=62914575, width=0x93eed74, height=0x93eed78, attachments=0xbfc6a5dc, count=2,
> >      outCount=0xbfc6a608) at dri2.c:428
> > #6  0xb7729f62 in dri2GetBuffersWithFormat (driDrawable=0x93eed50, width=0x93eed74, height=0x93eed78, attachments=0xbfc6a5dc, count=2, out_count=0xbfc6a608,
> >      loaderPrivate=0x93eecb0) at dri2_glx.c:435
> > #7  0xb6557bf3 in intel_update_renderbuffers (context=0x905c678, drawable=0x93eed50) at intel_context.c:253
> > #8  0xb65581d5 in intel_prepare_render (intel=0x90c6c50) at intel_context.c:395
> > #9  0xb657a423 in brw_try_draw_prims (ctx=<value optimized out>, arrays=0x910418c, prim=0x9102c60, nr_prims=1, ib=0x0, index_bounds_valid=1 '\001',
> >      min_index=0, max_index=3) at brw_draw.c:340
> > #10 brw_draw_prims (ctx=<value optimized out>, arrays=0x910418c, prim=0x9102c60, nr_prims=1, ib=0x0, index_bounds_valid=1 '\001', min_index=0, max_index=3)
> >      at brw_draw.c:441
> > #11 0xb663ea64 in vbo_exec_vtx_flush (exec=0x9102b30, unmap=1 '\001') at vbo/vbo_exec_draw.c:384
> > #12 0xb663a42a in vbo_exec_FlushVertices_internal (ctx=0xfffffdfc, unmap=255 '\377') at vbo/vbo_exec_api.c:872
> > #13 0xb663c230 in vbo_exec_FlushVertices (ctx=0x90c6c50, flags=1) at vbo/vbo_exec_api.c:906
> > #14 0xb65daea5 in _mesa_set_enable (ctx=0x90c6c50, cap=3042, state=1 '\001') at main/enable.c:283
> > #15 0xb65db1bf in _mesa_Enable (cap=3042) at main/enable.c:1007
> > #16 0x080abf08 in ?? ()
> > #17 0x080ad3fc in ?? ()
> > #18 0xb7479b56 in __libc_start_main (main=0x80ad0a0, argc=3, ubp_av=0xbfc6abb4, init=0x824a9f0, fini=0x824a9e0, rtld_fini=0xb789cd20<_dl_fini>,
> >
> >
> > Best regards,
> > 	Maxim Levitsky
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
> >
> >    
> 
> 


-- 
Jesse Barnes, Intel Open Source Technology Center