Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / drivers / tty / vt / vt_ioctl.c

diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index 6b68a0fb461178a671a4dd1c1f74be0c10216fbf..1235ebda6e1c094bba7338e60c180bbd3823d4d3 100644 (file)
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -649,12 +649,12 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                /*
                 * explicitly blank/unblank the screen if switching modes
                 */
-               acquire_console_sem();
+               console_lock();
                if (arg == KD_TEXT)
                        do_unblank_screen(1);
                else
                        do_blank_screen(1);
-               release_console_sem();
+               console_unlock();
                break;
 
        case KDGETMODE:
@@ -893,7 +893,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                        ret = -EINVAL;
                        goto out;
                }
-               acquire_console_sem();
+               console_lock();
                vc->vt_mode = tmp;
                /* the frsig is ignored, so we set it to 0 */
                vc->vt_mode.frsig = 0;
@@ -901,7 +901,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                vc->vt_pid = get_pid(task_pid(current));
                /* no switch is required -- saw@shade.msu.ru */
                vc->vt_newvt = -1;
-               release_console_sem();
+               console_unlock();
                break;
        }
 
@@ -910,9 +910,9 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                struct vt_mode tmp;
                int rc;
 
-               acquire_console_sem();
+               console_lock();
                memcpy(&tmp, &vc->vt_mode, sizeof(struct vt_mode));
-               release_console_sem();
+               console_unlock();
 
                rc = copy_to_user(up, &tmp, sizeof(struct vt_mode));
                if (rc)
@@ -965,9 +965,9 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                        ret =  -ENXIO;
                else {
                        arg--;
-                       acquire_console_sem();
+                       console_lock();
                        ret = vc_allocate(arg);
-                       release_console_sem();
+                       console_unlock();
                        if (ret)
                                break;
                        set_console(arg);
@@ -990,7 +990,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                        ret = -ENXIO;
                else {
                        vsa.console--;
-                       acquire_console_sem();
+                       console_lock();
                        ret = vc_allocate(vsa.console);
                        if (ret == 0) {
                                struct vc_data *nvc;
@@ -1003,7 +1003,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                                put_pid(nvc->vt_pid);
                                nvc->vt_pid = get_pid(task_pid(current));
                        }
-                       release_console_sem();
+                       console_unlock();
                        if (ret)
                                break;
                        /* Commence switch and lock */
@@ -1044,7 +1044,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                /*
                 * Switching-from response
                 */
-               acquire_console_sem();
+               console_lock();
                if (vc->vt_newvt >= 0) {
                        if (arg == 0)
                                /*
@@ -1063,7 +1063,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                                vc->vt_newvt = -1;
                                ret = vc_allocate(newvt);
                                if (ret) {
-                                       release_console_sem();
+                                       console_unlock();
                                        break;
                                }
                                /*
@@ -1083,7 +1083,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                        if (arg != VT_ACKACQ)
                                ret = -EINVAL;
                }
-               release_console_sem();
+               console_unlock();
                break;
 
         /*
@@ -1096,20 +1096,20 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                }
                if (arg == 0) {
                    /* deallocate all unused consoles, but leave 0 */
-                       acquire_console_sem();
+                       console_lock();
                        for (i=1; i<MAX_NR_CONSOLES; i++)
                                if (! VT_BUSY(i))
                                        vc_deallocate(i);
-                       release_console_sem();
+                       console_unlock();
                } else {
                        /* deallocate a single console, if possible */
                        arg--;
                        if (VT_BUSY(arg))
                                ret = -EBUSY;
                        else if (arg) {                       /* leave 0 */
-                               acquire_console_sem();
+                               console_lock();
                                vc_deallocate(arg);
-                               release_console_sem();
+                               console_unlock();
                        }
                }
                break;
@@ -1126,7 +1126,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                    get_user(cc, &vtsizes->v_cols))
                        ret = -EFAULT;
                else {
-                       acquire_console_sem();
+                       console_lock();
                        for (i = 0; i < MAX_NR_CONSOLES; i++) {
                                vc = vc_cons[i].d;
 
@@ -1135,7 +1135,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                                        vc_resize(vc_cons[i].d, cc, ll);
                                }
                        }
-                       release_console_sem();
+                       console_unlock();
                }
                break;
        }
@@ -1187,14 +1187,14 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                for (i = 0; i < MAX_NR_CONSOLES; i++) {
                        if (!vc_cons[i].d)
                                continue;
-                       acquire_console_sem();
+                       console_lock();
                        if (vlin)
                                vc_cons[i].d->vc_scan_lines = vlin;
                        if (clin)
                                vc_cons[i].d->vc_font.height = clin;
                        vc_cons[i].d->vc_resize_user = 1;
                        vc_resize(vc_cons[i].d, cc, ll);
-                       release_console_sem();
+                       console_unlock();
                }
                break;
        }
@@ -1367,7 +1367,7 @@ void vc_SAK(struct work_struct *work)
        struct vc_data *vc;
        struct tty_struct *tty;
 
-       acquire_console_sem();
+       console_lock();
        vc = vc_con->d;
        if (vc) {
                tty = vc->port.tty;
@@ -1379,7 +1379,7 @@ void vc_SAK(struct work_struct *work)
                        __do_SAK(tty);
                reset_vc(vc);
        }
-       release_console_sem();
+       console_unlock();
 }
 
 #ifdef CONFIG_COMPAT
@@ -1737,10 +1737,10 @@ int vt_move_to_console(unsigned int vt, int alloc)
 {
        int prev;
 
-       acquire_console_sem();
+       console_lock();
        /* Graphics mode - up to X */
        if (disable_vt_switch) {
-               release_console_sem();
+               console_unlock();
                return 0;
        }
        prev = fg_console;
@@ -1748,7 +1748,7 @@ int vt_move_to_console(unsigned int vt, int alloc)
        if (alloc && vc_allocate(vt)) {
                /* we can't have a free VC for now. Too bad,
                 * we don't want to mess the screen for now. */
-               release_console_sem();
+               console_unlock();
                return -ENOSPC;
        }
 
@@ -1758,10 +1758,10 @@ int vt_move_to_console(unsigned int vt, int alloc)
                 * Let the calling function know so it can decide
                 * what to do.
                 */
-               release_console_sem();
+               console_unlock();
                return -EIO;
        }
-       release_console_sem();
+       console_unlock();
        tty_lock();
        if (vt_waitactive(vt + 1)) {
                pr_debug("Suspend: Can't switch VCs.");
@@ -1781,8 +1781,8 @@ int vt_move_to_console(unsigned int vt, int alloc)
  */
 void pm_set_vt_switch(int do_switch)
 {
-       acquire_console_sem();
+       console_lock();
        disable_vt_switch = !do_switch;
-       release_console_sem();
+       console_unlock();
 }
 EXPORT_SYMBOL(pm_set_vt_switch);