[Bug 70461] [sna suse] ddx assertion hits

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70461

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #92 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Jiri Slaby from comment #83)
> But I hit another one:
> 
> #5  0x00007ff0b4984446 in __kgem_bo_is_busy (bo=<optimized out>,
> kgem=0x7ff0b9c14000) at kgem.h:642
> #6  0x00007ff0b49ac344 in __kgem_bo_is_busy (bo=<optimized out>,
> kgem=0x7ff0b9c14000) at sna_accel.c:1539

Had some inspiration and guess that this an exported bo becoming rebusy, so


commit dac01d0839123e87ebc04fb2dc046d321805c6db
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Sat Jan 31 10:55:44 2015 +0000

    sna: Mark the bo as clean after the kernel reports it idle

    After querying for an idle bo and retiring the associated requests, we
    must be careful not to confuse ourselves with exported bo becoming busy
    again.

    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70461#c83
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

should silence the assertions.

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