On Sat, 17 Sep 2011 20:55:45 +0200, Daniel Vetter <[email protected]> 
wrote:
> For the !HAVE_ATOMIC_IOMAP case the stub functions did not call
> pagefault_disable/_enable. The i915 driver relies on the map
> actually being atomic, otherwise it can deadlock with it's own
> pagefault handler in the gtt pwrite fastpath.
> 
> This is exercised by gem_mmap_gtt from the intel-gpu-toosl gem
> testsuite.
> 
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=38115
> Cc: [email protected]
> Signed-off-by: Daniel Vetter <[email protected]>

Reviewed-by: Chris Wilson <[email protected]>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
_______________________________________________
Intel-gfx mailing list
[email protected]
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to