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authorMatthias Kaehlcke <matthias.kaehlcke@gmail.com>2007-05-08 00:39:49 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 11:15:33 -0700
commitc831c338f0ad299fcd1592c6e4f30657480f39af (patch)
treee2562fbcffe80e9d78255a92aab7f7db1f761e9d /include
parent159dde93692ef549a0b2012c9f25feb4df638c9c (diff)
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')
-rw-r--r--include/linux/vt_kern.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index e0db669998f..d961635d0e6 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 {