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(parent: be17746) | patch
sna: The device fd is marked as non-blocking so beware the busy-wait
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 4 Oct 2013 08:07:30 +0000 (09:07 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 4 Oct 2013 08:07:30 +0000 (09:07 +0100)
commitaa439ffee4ea0926b382c0f0fb5d41feae9d0f8f
treece5f90ae56c7c08f61cea8594474972388ccd819tree | snapshot
parentbe177465498e35425d36be84bc55b64bf91be84ccommit | diff
sna: The device fd is marked as non-blocking so beware the busy-wait

During redisplay we wait for the pageflip result. If the fd is marked as
non-blocking this results in a busy-wait, so insert a poll first to
remove the busy-wait.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
src/sna/sna_display.c diff | blob | history
Domain: Graphics System / X Window System;