]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: Defer declaration of missed-interrupt until the waiter is asleep
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 17 Feb 2017 15:13:02 +0000 (15:13 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 17 Feb 2017 15:31:14 +0000 (15:31 +0000)
commit72370a3a57afbdb7d2e8edeac8d9fef74cb91fd8
tree1ce1ca9abcec8b488dc0a62f4d74e038a4b018ac
parent48126a67620e1f492a4343aa70d57c02688ecbd7
drm/i915: Defer declaration of missed-interrupt until the waiter is asleep

If the waiter was currently running, assume it hasn't had a chance
to process the pending interrupt (e.g, low priority task on a loaded
system) and wait until it sleeps before declaring a missed interrupt.

References: https://bugs.freedesktop.org/show_bug.cgi?id=99816
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170217151304.16665-4-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/intel_breadcrumbs.c