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[PATCH] uml: audio driver locking 

Comment the lack of locking and make a couple of variables static.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Dike 2007-02-10 01:43:59 -08:00 committed by Linus Torvalds
parent 5bbcbeca2c
commit b612e475e7
1 changed files with 6 additions and 3 deletions
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9
arch/um/drivers/hostaudio_kern.c
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@ -25,9 +25,12 @@ struct hostmixer_state {
#define HOSTAUDIO_DEV_DSP "/dev/sound/dsp"
#define HOSTAUDIO_DEV_MIXER "/dev/sound/mixer"
/* Only changed from linux_main at boot time */
char *dsp = HOSTAUDIO_DEV_DSP;
char *mixer = HOSTAUDIO_DEV_MIXER;
/* Changed either at boot time or module load time. At boot, this is
* single-threaded; at module load, multiple modules would each have
* their own copy of these variables.
*/
static char *dsp = HOSTAUDIO_DEV_DSP;
static char *mixer = HOSTAUDIO_DEV_MIXER;
#define DSP_HELP \
" This is used to specify the host dsp device to the hostaudio driver.\n" \