vt_ioctl, use wait_event_interruptible
Signed-off-by: Jiri Slaby <[email protected]>
---
commit fbe1931e02f11b2fef771ff1698f1598b3567520
tree fcfcd72a5619f6e26598ac2ee3132aed4b070987
parent c025c4b3eca99f50b05bc24c445b861e91226539
author Jiri Slaby <[email protected]> Sat, 26 May 2007 22:58:17 +0200
committer Jiri Slaby <[email protected]> Sat, 26 May 2007 22:58:17 +0200
drivers/char/vt_ioctl.c | 22 ++++------------------
1 files changed, 4 insertions(+), 18 deletions(-)
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index c6f6f42..2056367 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -1035,12 +1035,8 @@ static DECLARE_WAIT_QUEUE_HEAD(vt_activate_queue);
int vt_waitactive(int vt)
{
int retval;
- DECLARE_WAITQUEUE(wait, current);
-
- add_wait_queue(&vt_activate_queue, &wait);
- for (;;) {
- retval = 0;
+ return wait_event_interruptible(vt_activate_queue, ({
/*
* Synchronize with redraw_screen(). By acquiring the console
* semaphore we make sure that the console switch is completed
@@ -1049,20 +1045,10 @@ int vt_waitactive(int vt)
* updated, but the console switch hasn't been completed.
*/
acquire_console_sem();
- set_current_state(TASK_INTERRUPTIBLE);
- if (vt == fg_console) {
- release_console_sem();
- break;
- }
+ retval = vt == fg_console;
release_console_sem();
- retval = -EINTR;
- if (signal_pending(current))
- break;
- schedule();
- }
- remove_wait_queue(&vt_activate_queue, &wait);
- __set_current_state(TASK_RUNNING);
- return retval;
+ retval;
+ }));
}
#define vt_wake_waitactive() wake_up(&vt_activate_queue)
-
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