#include <linux/major.h>
#include <linux/errno.h>
#include <linux/tty.h>
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/mm.h>
#include <linux/init.h>
+#include <linux/mutex.h>
#include <linux/vt_kern.h>
#include <linux/selection.h>
#include <linux/kbd_kern.h>
#include <linux/console.h>
-#include <linux/smp_lock.h>
#include <linux/device.h>
+
#include <asm/uaccess.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>
{
int size;
- down(&con_buf_sem);
+ mutex_lock(&con_buf_mtx);
size = vcs_size(file->f_path.dentry->d_inode);
switch (orig) {
default:
- up(&con_buf_sem);
+ mutex_unlock(&con_buf_mtx);
return -EINVAL;
case 2:
offset += size;
break;
}
if (offset < 0 || offset > size) {
- up(&con_buf_sem);
+ mutex_unlock(&con_buf_mtx);
return -EINVAL;
}
file->f_pos = offset;
- up(&con_buf_sem);
+ mutex_unlock(&con_buf_mtx);
return file->f_pos;
}
unsigned short *org = NULL;
ssize_t ret;
- down(&con_buf_sem);
+ mutex_lock(&con_buf_mtx);
pos = *ppos;
ret = read;
unlock_out:
release_console_sem();
- up(&con_buf_sem);
+ mutex_unlock(&con_buf_mtx);
return ret;
}
u16 *org0 = NULL, *org = NULL;
size_t ret;
- down(&con_buf_sem);
+ mutex_lock(&con_buf_mtx);
pos = *ppos;
unlock_out:
release_console_sem();
- up(&con_buf_sem);
+ mutex_unlock(&con_buf_mtx);
return ret;
}