diff options
| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2017-03-21 13:55:11 +0300 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2017-03-21 18:04:55 +0300 |
| commit | 9f7886d07f36f9be23c9bcc526b7f9dae65db8c5 (patch) | |
| tree | 79c08a20d69705afd966ac99d69d8a65f7f6f1d6 /drivers/gpu/drm/i915/intel_lrc.c | |
| parent | fe085f13c7901203445fd2ab26c0f499313b8258 (diff) | |
| download | linux-9f7886d07f36f9be23c9bcc526b7f9dae65db8c5.tar.xz | |
drm/i915: Spinlocks in tasklets can use spin_(un)lock_irq
The tasklets callbacks are only called from tasklet context so
it is safe do to this.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170321105511.18269-1-tvrtko.ursulin@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lrc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lrc.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 090238eefd49..eec1e714f531 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -399,7 +399,6 @@ static void execlists_dequeue(struct intel_engine_cs *engine) { struct drm_i915_gem_request *last; struct execlist_port *port = engine->execlist_port; - unsigned long flags; struct rb_node *rb; bool submit = false; @@ -448,7 +447,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) * and context switches) submission. */ - spin_lock_irqsave(&engine->timeline->lock, flags); + spin_lock_irq(&engine->timeline->lock); rb = engine->execlist_first; while (rb) { struct drm_i915_gem_request *cursor = @@ -500,7 +499,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) i915_gem_request_assign(&port->request, last); engine->execlist_first = rb; } - spin_unlock_irqrestore(&engine->timeline->lock, flags); + spin_unlock_irq(&engine->timeline->lock); if (submit) execlists_submit_ports(engine); |