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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 05:08:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 05:08:49 +0000 |
| commit | 76047c0312414915035f4ebbaa533fe3817a21e0 (patch) | |
| tree | 86f79ba3c1f753b1d39be793455035794fade031 /sound/core | |
| parent | Adding upstream version 6.8.11. (diff) | |
| download | linux-76047c0312414915035f4ebbaa533fe3817a21e0.tar.xz linux-76047c0312414915035f4ebbaa533fe3817a21e0.zip | |
Adding upstream version 6.8.12.upstream/6.8.12
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/init.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/core/init.c b/sound/core/init.c index 22c0d217b..d97b8af89 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -312,8 +312,8 @@ static int snd_card_init(struct snd_card *card, struct device *parent, card->number = idx; #ifdef MODULE WARN_ON(!module); - card->module = module; #endif + card->module = module; INIT_LIST_HEAD(&card->devices); init_rwsem(&card->controls_rwsem); rwlock_init(&card->ctl_files_rwlock); @@ -523,6 +523,14 @@ void snd_card_disconnect(struct snd_card *card) } spin_unlock(&card->files_lock); +#ifdef CONFIG_PM + /* wake up sleepers here before other callbacks for avoiding potential + * deadlocks with other locks (e.g. in kctls); + * then this notifies the shutdown and sleepers would abort immediately + */ + wake_up_all(&card->power_sleep); +#endif + /* notify all connected devices about disconnection */ /* at this point, they cannot respond to any calls except release() */ @@ -550,7 +558,6 @@ void snd_card_disconnect(struct snd_card *card) mutex_unlock(&snd_card_mutex); #ifdef CONFIG_PM - wake_up(&card->power_sleep); snd_power_sync_ref(card); #endif } |