aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/vt_kern.h
diff options
context:
space:
mode:
authorMatthias Kaehlcke <matthias.kaehlcke@gmail.com>2007-05-08 03:39:49 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 14:15:33 -0400
commitc831c338f0ad299fcd1592c6e4f30657480f39af (patch)
treee2562fbcffe80e9d78255a92aab7f7db1f761e9d /include/linux/vt_kern.h
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/linux/vt_kern.h')
-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 e0db669998f3..d961635d0e61 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -9,6 +9,7 @@
9#include <linux/vt.h> 9#include <linux/vt.h>
10#include <linux/kd.h> 10#include <linux/kd.h>
11#include <linux/tty.h> 11#include <linux/tty.h>
12#include <linux/mutex.h>
12#include <linux/console_struct.h> 13#include <linux/console_struct.h>
13#include <linux/mm.h> 14#include <linux/mm.h>
14 15
@@ -82,7 +83,7 @@ void reset_vc(struct vc_data *vc);
82 83
83#define CON_BUF_SIZE (CONFIG_BASE_SMALL ? 256 : PAGE_SIZE) 84#define CON_BUF_SIZE (CONFIG_BASE_SMALL ? 256 : PAGE_SIZE)
84extern char con_buf[CON_BUF_SIZE]; 85extern char con_buf[CON_BUF_SIZE];
85extern struct semaphore con_buf_sem; 86extern struct mutex con_buf_mtx;
86extern char vt_dont_switch; 87extern char vt_dont_switch;
87 88
88struct vt_spawn_console { 89struct vt_spawn_console {