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| author | Clemens Ladisch <clemens@ladisch.de> | 2009-07-13 11:30:22 (GMT) |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-07-15 09:56:06 (GMT) |
| commit | f907ed94f993b0cd366c26eaa88b90c5454203ae (patch) | |
| tree | d07aa3f3cf0cb1acf36b0fcf85a67b64f5b5226b /sound/core/seq | |
| parent | 6847e154e3cd74fca6084124c097980a7634285a (diff) | |
| download | linux-fsl-qoriq-f907ed94f993b0cd366c26eaa88b90c5454203ae.tar.xz | |
seq-midi: always log message on output overrun
It turns out that the main cause of output buffer overruns is not slow
drivers but applications that generate too many messages. Therefore, it
makes more sense to make that error message always visible, and to
rate-limit it.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/seq')
| -rw-r--r-- | sound/core/seq/seq_midi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/core/seq/seq_midi.c b/sound/core/seq/seq_midi.c index 4d26146..3810c52 100644 --- a/sound/core/seq/seq_midi.c +++ b/sound/core/seq/seq_midi.c @@ -120,7 +120,8 @@ static int dump_midi(struct snd_rawmidi_substream *substream, const char *buf, i return -EINVAL; runtime = substream->runtime; if ((tmp = runtime->avail) < count) { - snd_printd("warning, output event was lost (count = %i, available = %i)\n", count, tmp); + if (printk_ratelimit()) + snd_printk(KERN_ERR "MIDI output buffer overrun\n"); return -ENOMEM; } if (snd_rawmidi_kernel_write(substream, buf, count) < count) |