Message ID | 1397063368-28716-1-git-send-email-tim.gardner@canonical.com |
---|---|
State | New |
Headers | show |
Looks reasonable safe. Not sure about the background of the checkpatch warning but I can Andy about that. :) And missing some of these messages should be no problem either. -Stefan
Upstreamed patch applied also. At Wed, 9 Apr 2014 11:30:44 -0600, Tim Gardner wrote: > > BugLink: http://bugs.launchpad.net/bugs/1305133 > > Malfunctioning or slow devices can cause a flood of dmesg SPAM. > > I've ignored checkpatch.pl complaints about the use of printk_ratelimit() in favour > of prior art in sound/usb/pcm.c. > > WARNING: Prefer printk_ratelimited or pr_<level>_ratelimited to printk_ratelimit > + if (printk_ratelimit() && > > Cc: Jaroslav Kysela <perex@perex.cz> > Cc: Takashi Iwai <tiwai@suse.de> > Cc: Eldad Zack <eldad@fogrefinery.com> > Cc: Daniel Mack <zonque@gmail.com> > Cc: Clemens Ladisch <clemens@ladisch.de> > Signed-off-by: Tim Gardner <tim.gardner@canonical.com> Applied, thanks. Takashi
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index ca3256d..7bfa7a1 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -1487,7 +1487,8 @@ static void retire_playback_urb(struct snd_usb_substream *subs, * The error should be lower than 2ms since the estimate relies * on two reads of a counter updated every ms. */ - if (abs(est_delay - subs->last_delay) * 1000 > runtime->rate * 2) + if (printk_ratelimit() && + abs(est_delay - subs->last_delay) * 1000 > runtime->rate * 2) snd_printk(KERN_DEBUG "delay: estimated %d, actual %d\n", est_delay, subs->last_delay);
(upstreaming alternate patch) BugLink: http://bugs.launchpad.net/bugs/1305133 Malfunctioning or slow devices can cause a flood of dmesg SPAM. I've ignored checkpatch.pl complaints about the use of printk_ratelimit() in favour of prior art in sound/usb/pcm.c. WARNING: Prefer printk_ratelimited or pr_<level>_ratelimited to printk_ratelimit + if (printk_ratelimit() && Signed-off-by: Tim Gardner <tim.gardner@canonical.com> --- sound/usb/pcm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)