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| author | Takashi Iwai <tiwai@suse.de> | 2012-11-07 12:44:10 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-17 13:14:22 -0800 |
| commit | 14565776bea2c57d2f8d1cd7aeee6a0723ac2a05 (patch) | |
| tree | b4bfbe23023910f19a5aa5dfba340b08bf4816b9 /sound/last.c | |
| parent | ea7b69a0b6816926e85cedbe5e1b1b8d3e2e5500 (diff) | |
| download | kernel_samsung_smdk4412-14565776bea2c57d2f8d1cd7aeee6a0723ac2a05.zip kernel_samsung_smdk4412-14565776bea2c57d2f8d1cd7aeee6a0723ac2a05.tar.gz kernel_samsung_smdk4412-14565776bea2c57d2f8d1cd7aeee6a0723ac2a05.tar.bz2 | |
ALSA: usb-audio: Use rwsem for disconnect protection
commit 34f3c89fda4fba9fe689db22253ca8db2f5e6386 upstream.
Replace mutex with rwsem for codec->shutdown protection so that
concurrent accesses are allowed.
Also add the protection to snd_usb_autosuspend() and
snd_usb_autoresume(), too.
Reported-by: Matthieu CASTET <matthieu.castet@parrot.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/last.c')
0 files changed, 0 insertions, 0 deletions