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authorTakashi Iwai <tiwai@suse.de>2006-04-28 15:13:41 +0200
committerJaroslav Kysela <perex@suse.cz>2006-06-22 21:33:10 +0200
commitd689e34b524b69c111db0b7c844d71c8e1a53b15 (patch)
treea37916ba70fd8d37d14bf546a656722fb4ed79ab /sound/core/pcm.c
parentbf850204a71a97eb5a6afaf27263bb667f9cab0a (diff)
downloadop-kernel-dev-d689e34b524b69c111db0b7c844d71c8e1a53b15.zip
op-kernel-dev-d689e34b524b69c111db0b7c844d71c8e1a53b15.tar.gz
[ALSA] Remove spinlocks around proc prints
Don't lock during showing proc read. snd_iprintf() might sleep. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm.c')
-rw-r--r--sound/core/pcm.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 0822378..4f52041 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -351,10 +351,8 @@ static void snd_pcm_substream_proc_hw_params_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "closed\n");
return;
}
- snd_pcm_stream_lock_irq(substream);
if (runtime->status->state == SNDRV_PCM_STATE_OPEN) {
snd_iprintf(buffer, "no setup\n");
- snd_pcm_stream_unlock_irq(substream);
return;
}
snd_iprintf(buffer, "access: %s\n", snd_pcm_access_name(runtime->access));
@@ -375,7 +373,6 @@ static void snd_pcm_substream_proc_hw_params_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "OSS period frames: %lu\n", (unsigned long)runtime->oss.period_frames);
}
#endif
- snd_pcm_stream_unlock_irq(substream);
}
static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
@@ -387,10 +384,8 @@ static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "closed\n");
return;
}
- snd_pcm_stream_lock_irq(substream);
if (runtime->status->state == SNDRV_PCM_STATE_OPEN) {
snd_iprintf(buffer, "no setup\n");
- snd_pcm_stream_unlock_irq(substream);
return;
}
snd_iprintf(buffer, "tstamp_mode: %s\n", snd_pcm_tstamp_mode_name(runtime->tstamp_mode));
@@ -403,7 +398,6 @@ static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "silence_threshold: %lu\n", runtime->silence_threshold);
snd_iprintf(buffer, "silence_size: %lu\n", runtime->silence_size);
snd_iprintf(buffer, "boundary: %lu\n", runtime->boundary);
- snd_pcm_stream_unlock_irq(substream);
}
static void snd_pcm_substream_proc_status_read(struct snd_info_entry *entry,
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