diff options
| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2019-01-23 13:51:55 +0000 |
|---|---|---|
| committer |   Jani Nikula <jani.nikula@intel.com> | 2019-01-24 09:47:28 +0200 |
| commit | 2b24408158276faf0f4a71eb97a2364686d5b06c (patch) | |
| tree | 9d10a5c5725e08382aa5968a598efdf75991222d /tools/perf/scripts/python/syscall-counts.py | |
| parent | Linux 5.0-rc3 (diff) | |
| download | wireguard-linux-2b24408158276faf0f4a71eb97a2364686d5b06c.tar.xz wireguard-linux-2b24408158276faf0f4a71eb97a2364686d5b06c.zip | |
drm/i915/execlists: Mark up priority boost on preemption
Record the priority boost we giving to the preempted client or else we
may end up in a situation where the priority queue no longer matches the
request priority order and so we can end up in an infinite loop of
preempting the same pair of requests.
Fixes: e9eaf82d97a2 ("drm/i915: Priority boost for waiting clients")
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/20190123135155.21562-1-chris@chris-wilson.co.uk
(cherry picked from commit 6e062b60b0b1bd82cac475e63cdb8c451647182b)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions