[alsa-devel] [PATCH 3/3] sound: push BKL into open functions

Takashi Iwai tiwai at suse.de
Mon Jul 12 17:53:32 CEST 2010

At Sun, 11 Jul 2010 12:16:36 +0200,
Arnd Bergmann wrote:
> This moves the lock_kernel() call from soundcore_open
> to the individual OSS device drivers, where we can deal
> with it one driver at a time if needed, or just kill
> off the drivers.
> All core components in ALSA already provide
> adequate locking in their open()-functions
> and do not require the big kernel lock, so
> there is no need to add the BKL there.
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---
> On Sunday 11 July 2010 09:15:22 Jaroslav Kysela wrote:
> > I don't see any reason (benefit) to add gotos to these two functions.
> > 
> Sorry, I had removed them and then forgot the git-add before
> creating the emails. Originally, I had two patches, one for
> pushing down the BKL into every sound driver (hence the goto)
> and a second patch to remove the BKL again from all the native
> alsa drivers. If you prefer, I can also give you the separate
> patches, but I figured that since none of the ALSA drivers needs
> the BKL, the combined patch would be better.
> This is the corrected combined version.

Thanks.  I applied now to sound git tree (with a minor fix of
coding-style in sound/oss/au1550_ac97.c).

BTW, do you have an updated patch for native_ioctl conversion wrt


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