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| author | Takashi Iwai <tiwai@suse.de> | 2006-04-28 15:13:41 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2006-06-22 21:33:14 +0200 |
| commit | 9c323fcbc51493f79f9700cb20830d0857c72d99 (patch) | |
| tree | 17e17046c0642f918b9516de8d9517914cabd0ad /sound/core/pcm.c | |
| parent | 0df63e44c3e315ec0fe427ae62558231864108bd (diff) | |
| download | op-kernel-dev-9c323fcbc51493f79f9700cb20830d0857c72d99.zip op-kernel-dev-9c323fcbc51493f79f9700cb20830d0857c72d99.tar.gz | |
[ALSA] Fix mmap_count with O_APPEND opened streams
Move mmap_count to snd_pcm_substream instead of runtime struct
so that multiplly opened substreams via O_APPEND can be handled
correctly.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm.c')
| -rw-r--r-- | sound/core/pcm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 8136be2..bc00f9b 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -662,6 +662,7 @@ int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count) INIT_LIST_HEAD(&substream->self_group.substreams); list_add_tail(&substream->link_list, &substream->self_group.substreams); spin_lock_init(&substream->timer_lock); + atomic_set(&substream->mmap_count, 0); prev = substream; } return 0; @@ -884,7 +885,6 @@ int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, memset((void*)runtime->control, 0, size); init_waitqueue_head(&runtime->sleep); - atomic_set(&runtime->mmap_count, 0); init_timer(&runtime->tick_timer); runtime->tick_timer.function = snd_pcm_tick_timer_func; runtime->tick_timer.data = (unsigned long) substream; |
