tasklet_trylock  1057 drivers/gpu/drm/i915/gt/intel_engine_cs.c 		if (tasklet_trylock(t)) {
tasklet_trylock    82 drivers/gpu/drm/i915/i915_gem.h 	while (!tasklet_trylock(t))
tasklet_trylock   518 kernel/softirq.c 		if (tasklet_trylock(t)) {