Quoting Michel Thierry (2018-02-21 17:25:54) > On 21/02/18 05:32, Chris Wilson wrote: > > Load an empty ringbuffer for preemption, ignoring the lite-restore > > workaround as we know the preempt context is always idle before preemption. > > > > True, injecting the preempt context shouldn't cause a lite-restore. > And the restriction was to always have Head!=Tail when attempting lite > restore. > > > Note that after some digging by Michal Winiarski, we found that > > RING_HEAD is no longer being updated (due to inhibiting context save > > restore) so this patch is already in effect! > > > > Signed-off-by: Chris Wilson <[email protected]> > > Cc: Michal Winiarski <[email protected]> > > Cc: Michel Thierry <[email protected]> > > Cc: Michal Wajdeczko <[email protected]> > > Cc: Tvrtko Ursulin <[email protected]> > > Cc: Mika Kuoppala <[email protected]> > > Reviewed-by: Michel Thierry <[email protected]>
And pushed. Thanks for the review, at worst this just shows that we have an issue more readily :) -Chris _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
