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authorChris Wilson <chris@chris-wilson.co.uk>2012-10-05 17:02:56 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-10-08 18:44:36 +0200
commitcecc21fea98cd18419e26a46e4e8123f55fead91 (patch)
tree29c98612523c2369fbeb407d5538f0b0a9bf6676 /tools/perf/scripts
parenta9627b881680c4419c61e70f60e8f957d8ef225c (diff)
drm/i915: Align the hangcheck wakeup to the nearest second
round_jiffies() aligns the wakeup time to the nearest second in order to batch wakeups and reduce system load, which is useful for unimportant coarse timers like our hangcheck. v2: round_jiffies_relative() returns the relative jiffie value, whereas we need the absolute value for the timer. Suggested-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Arjan van de Ven <arjan@linux.intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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