Commits
Thomas Gleixner committed b03bbbe08ff
ALSA/dummy: Replace tasklet with softirq hrtimer The tasklet is used to defer the execution of snd_pcm_period_elapsed() to the softirq context. Using the HRTIMER_MODE_SOFT mode invokes the timer callback in softirq context as well which renders the tasklet useless. [o-takashi: avoid stall due to a call of hrtimer_cancel() on a callback of hrtimer] Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de> Reviewed-by: Takashi Iwai <tiwai@suse.de> Cc: Christoph Hellwig <hch@lst.de> Cc: Jaroslav Kysela <perex@perex.cz> Cc: John Stultz <john.stultz@linaro.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Takashi Iwai <tiwai@suse.com> Cc: Takashi Sakamoto <o-takashi@sakamocchi.jp> Cc: alsa-devel@alsa-project.org Cc: keescook@chromium.org Link: http://lkml.kernel.org/r/20171221104205.7269-35-anna-maria@linutronix.de Signed-off-by: Ingo Molnar <mingo@kernel.org>