[Bug 70461] [sna suse] ddx assertion hits

[bugzilla-daemon at freedesktop.org]

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

--- Comment #86 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

Scratching my head on this one. The assertion looks correct, it is checking
that having found a bo now idle that after retiring all the requests upto and
including that holding the bo, we have marked the bo itself as idle

But the code looks correct.

commit 3cb0672586a55effa89a59c9a97744e225a05dac
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Thu Jan 22 21:02:42 2015 +0000

    sna: Reorganise assertions when retiring idle bo

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

Let's apply that and see if that cleans up the assertion stacktrace a bit.

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