Since we coordinate with the execlists tasklet using a locked schedule
operation that ensures that after we set the engine->irq_posted we
always have an invocation of the tasklet, we do not need to use a locked
operation to set the engine->irq_posted itself.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_irq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 8f60c8045b3e..951a7705949e 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1360,7 +1360,7 @@ gen8_cs_irq_handler(struct intel_engine_cs *engine, u32 iir, int test_shift)
if (iir & (GT_CONTEXT_SWITCH_INTERRUPT << test_shift)) {
if (port_count(&engine->execlist_port[0])) {
- set_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted);
+ __set_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted);
tasklet = true;
}
}
--
2.11.0
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