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| author |   Matthias Kaehlcke <matthias.kaehlcke@gmail.com> | 2007-05-08 00:39:49 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:15:33 -0700 |
| commit | c831c338f0ad299fcd1592c6e4f30657480f39af (patch) | |
| tree | e2562fbcffe80e9d78255a92aab7f7db1f761e9d /include/linux/vt_kern.h | |
| parent | atyfb: halve XCLK with Mobility and 32bit memory (diff) | |
| download | linux-dev-c831c338f0ad299fcd1592c6e4f30657480f39af.tar.xz linux-dev-c831c338f0ad299fcd1592c6e4f30657480f39af.zip | |
use mutex instead of semaphore in virtual console driver
The virtual console driver uses a semaphore as mutex. Use the mutex API
instead of the (binary) semaphore.
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/vt_kern.h')
| -rw-r--r-- | include/linux/vt_kern.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index e0db669998f3..d961635d0e61 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -9,6 +9,7 @@ #include <linux/vt.h> #include <linux/kd.h> #include <linux/tty.h> +#include <linux/mutex.h> #include <linux/console_struct.h> #include <linux/mm.h> @@ -82,7 +83,7 @@ void reset_vc(struct vc_data *vc); #define CON_BUF_SIZE (CONFIG_BASE_SMALL ? 256 : PAGE_SIZE) extern char con_buf[CON_BUF_SIZE]; -extern struct semaphore con_buf_sem; +extern struct mutex con_buf_mtx; extern char vt_dont_switch; struct vt_spawn_console { |