On Wed, Sep 25, 2013 at 10:11:35AM -0700, Ben Widawsky wrote:
> On Wed, Sep 25, 2013 at 05:05:15PM +0200, Daniel Vetter wrote:
> > Otherwise we can die in a fire of not-yet-allocated lazy requests when
> > we expect them to be there:
> 
> And Chris accuses me of violating Rusty's rules. This is an extremely
> ugly caveat to put in an interface given that active tracking and ring
> dispatch should have little connection.
> 
> 
> Isn't it much simpler to just call intel_ring_alloc_seqno during
> move_to_active?

Daniel keeps harping on about the potential allocation resulting in the
shrinker stealing vma and pages. All because we cheated and dropped the
pin early during reservation...
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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