Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b612e475e75f860002d88dd8440ce250506c5094
Commit: b612e475e75f860002d88dd8440ce250506c5094
Parent: 5bbcbeca2c8933ee2b3402ea5eca523d971a8785
Author: Jeff Dike <[EMAIL PROTECTED]>
AuthorDate: Sat Feb 10 01:43:59 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Sun Feb 11 10:51:21 2007 -0800
[PATCH] uml: audio driver locking
Comment the lack of locking and make a couple of variables static.
Signed-off-by: Jeff Dike <[EMAIL PROTECTED]>
Cc: Paolo 'Blaisorblade' Giarrusso <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
arch/um/drivers/hostaudio_kern.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/arch/um/drivers/hostaudio_kern.c b/arch/um/drivers/hostaudio_kern.c
index a0d148e..f61fa05 100644
--- a/arch/um/drivers/hostaudio_kern.c
+++ b/arch/um/drivers/hostaudio_kern.c
@@ -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" \
-
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