diff options
| author | Jeff Dike <jdike@addtoit.com> | 2006-09-29 04:58:50 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-29 12:18:04 -0400 |
| commit | 730760e90a173ef81f89beed2f1dad2fab310f68 (patch) | |
| tree | e60039deb19683fac30e58277450c657ecd33e07 /arch/um/drivers/stdio_console.c | |
| parent | b10aeeef554eb1ff80e10111829f6e7484877811 (diff) | |
[PATCH] uml: locking documentation
Some locking documentation and a cleanup. uml_exitcode is copied into a local
before sprintf sees it, in case sprintf does anything non-atomic with it.
The rest are comments about why certain globals don't need any kind of
locking.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/drivers/stdio_console.c')
| -rw-r--r-- | arch/um/drivers/stdio_console.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c index 5e44adb07051..e4bfcfe8550b 100644 --- a/arch/um/drivers/stdio_console.c +++ b/arch/um/drivers/stdio_console.c | |||
| @@ -108,6 +108,7 @@ static int con_open(struct tty_struct *tty, struct file *filp) | |||
| 108 | return line_open(vts, tty); | 108 | return line_open(vts, tty); |
| 109 | } | 109 | } |
| 110 | 110 | ||
| 111 | /* Set in an initcall, checked in an exitcall */ | ||
| 111 | static int con_init_done = 0; | 112 | static int con_init_done = 0; |
| 112 | 113 | ||
| 113 | static const struct tty_operations console_ops = { | 114 | static const struct tty_operations console_ops = { |