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drm/i915/execlists: Avoid sync calls during park
author
Chris Wilson
<chris@chris-wilson.co.uk>
Mon, 12 Aug 2019 09:10:38 +0000
(10:10 +0100)
committer
Chris Wilson
<chris@chris-wilson.co.uk>
Mon, 12 Aug 2019 12:17:59 +0000
(13:17 +0100)
Since we allow ourselves to use non-process context during parking, we
cannot allow ourselves to sleep and in particular cannot call
del_timer_sync() -- but we can use a plain del_timer().
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111375
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20190812091045.29587-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_lrc.c
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diff --git
a/drivers/gpu/drm/i915/gt/intel_lrc.c
b/drivers/gpu/drm/i915/gt/intel_lrc.c
index
bb74954
..
b97047d
100644
(file)
--- a/
drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/
drivers/gpu/drm/i915/gt/intel_lrc.c
@@
-2728,7
+2728,7
@@
static u32 *gen8_emit_fini_breadcrumb_rcs(struct i915_request *request, u32 *cs)
static void execlists_park(struct intel_engine_cs *engine)
{
- del_timer
_sync
(&engine->execlists.timer);
+ del_timer(&engine->execlists.timer);
}
void intel_execlists_set_default_submission(struct intel_engine_cs *engine)