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Commit 2f1ac9cc authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Queue hangcheck when irqs are disabled 



Ensure that the hangcheck is queued even in the absence of interrupts.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170123093724.18592-1-chris@chris-wilson.co.uk


Reviewed-by: default avatarMika Kuoppala <mika.kuoppala@intel.com>
parent e27414a0

drivers/gpu/drm/i915/intel_breadcrumbs.c

+1 −0
Original line number Diff line number Diff line
@@ -127,6 +127,7 @@ static void __intel_breadcrumbs_enable_irq(struct intel_breadcrumbs *b) 
	if (!b->irq_enabled ||

	    test_bit(engine->id, &i915->gpu_error.missed_irq_rings)) {

		mod_timer(&b->fake_irq, jiffies + 1);

		i915_queue_hangcheck(i915);

	} else {

		/* Ensure we never sleep indefinitely */

		GEM_BUG_ON(!time_after(b->timeout, jiffies));