[email protected] writes: > From: Ville Syrjälä <[email protected]> > > As per Chris Wilson's suggestion make > i915_gem_execbuffer_wait_for_flips() go away. > > This was used to stall the GPU ring while there are pending > page flips involving the relevant BO. Ie. while the BO is still > being scanned out by the display controller. > > The recommended alternative is to use the page flip events to > wait for the page flips to fully complete before reusing the BO > of the old front buffer. Or use more buffers.
So, after this change, if userland submits an execbuf between having requested a pageflip and the vblank that the flip shows up on, does that exec block?
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