linux_dsm_epyc7002/drivers/gpu
Chris Wilson 793c226173 drm/i915/gt: Protect execlists_hold/unhold from new waiters
As we may add new waiters to a request as it is being run, we need to
mark the list iteration as being safe for concurrent addition.

v2: Mika spotted that we used the same trick for signalers_list, so warn
the compiler about the lockless walk there as well.

Fixes: 32ff621fd7 ("drm/i915/gt: Allow temporary suspension of inflight requests")
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: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200207110213.2734386-1-chris@chris-wilson.co.uk
2020-02-07 13:07:28 +00:00
..
drm drm/i915/gt: Protect execlists_hold/unhold from new waiters 2020-02-07 13:07:28 +00:00
host1x drm-misc-next for v5.6: 2019-12-17 13:57:54 +01:00
ipu-v3
vga
Makefile