Re: [PATCH 23/25 v2] ALSA/dummy: Replace tasklet with softirq hrtimer

2017-09-05 Thread Takashi Sakamoto
On Sep 6 2017 00:53, Sebastian Andrzej Siewior wrote: From: Thomas Gleixner The tasklet is used to defer the execution of snd_pcm_period_elapsed() to the softirq context. Using the CLOCK_MONOTONIC_SOFT base invokes the timer callback in softirq context as well which renders the tasklet useless.

Re: [PATCH 23/25 v2] ALSA/dummy: Replace tasklet with softirq hrtimer

2017-09-05 Thread Takashi Iwai
On Tue, 05 Sep 2017 17:53:51 +0200, Sebastian Andrzej Siewior wrote: > > From: Thomas Gleixner > > The tasklet is used to defer the execution of snd_pcm_period_elapsed() to > the softirq context. Using the CLOCK_MONOTONIC_SOFT base invokes the timer > callback in softirq context as well which re

[PATCH 23/25 v2] ALSA/dummy: Replace tasklet with softirq hrtimer

2017-09-05 Thread Sebastian Andrzej Siewior
From: Thomas Gleixner The tasklet is used to defer the execution of snd_pcm_period_elapsed() to the softirq context. Using the CLOCK_MONOTONIC_SOFT base invokes the timer callback in softirq context as well which renders the tasklet useless. Signed-off-by: Thomas Gleixner Signed-off-by: Anna-Ma