drm/i915/gt: Flush retire.work timer object on unload
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 15 Nov 2019 15:08:39 +0000 (15:08 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 15 Nov 2019 16:43:33 +0000 (16:43 +0000)
commitdea397e818b18f688734802465e45a35a976d4df
tree93328e0601c135d231b551395dc9a3753b1a0113
parentaeab92e264d4083864733e6013245257ac28aec1
drm/i915/gt: Flush retire.work timer object on unload

We need to wait until the timer object is marked as deactivated before
unloading, so follow up our gentle cancel_delayed_work() with the
synchronous variant to ensure it is flushed off a remote cpu before we
mark the memory as freed.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111994
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191115150841.880349-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_gt.c
drivers/gpu/drm/i915/gt/intel_gt_requests.c
drivers/gpu/drm/i915/gt/intel_gt_requests.h