diff options
| author | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
| commit | 54c66f6d781e03dc0b23956234963c4911e6d1c0 (patch) | |
| tree | 40619a66ae6d8703a57bf681d087ffeabbffd346 /drivers/char/vt_ioctl.c | |
| parent | 8ce0a7df6e6117d8814e976d4b7ce6a6b2c9cf93 (diff) | |
| parent | 17e0e27020d028a790d97699aff85a43af5be472 (diff) | |
Merge branch 'master' into 85xx
Diffstat (limited to 'drivers/char/vt_ioctl.c')
| -rw-r--r-- | drivers/char/vt_ioctl.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index dc8368ebb1a..3a5d301e783 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -672,7 +672,8 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, vc->vt_mode = tmp; /* the frsig is ignored, so we set it to 0 */ vc->vt_mode.frsig = 0; - put_pid(xchg(&vc->vt_pid, get_pid(task_pid(current)))); + put_pid(vc->vt_pid); + vc->vt_pid = get_pid(task_pid(current)); /* no switch is required -- saw@shade.msu.ru */ vc->vt_newvt = -1; release_console_sem(); @@ -1063,12 +1064,35 @@ void reset_vc(struct vc_data *vc) vc->vt_mode.relsig = 0; vc->vt_mode.acqsig = 0; vc->vt_mode.frsig = 0; - put_pid(xchg(&vc->vt_pid, NULL)); + put_pid(vc->vt_pid); + vc->vt_pid = NULL; vc->vt_newvt = -1; if (!in_interrupt()) /* Via keyboard.c:SAK() - akpm */ reset_palette(vc); } +void vc_SAK(struct work_struct *work) +{ + struct vc *vc_con = + container_of(work, struct vc, SAK_work); + struct vc_data *vc; + struct tty_struct *tty; + + acquire_console_sem(); + vc = vc_con->d; + if (vc) { + tty = vc->vc_tty; + /* + * SAK should also work in all raw modes and reset + * them properly. + */ + if (tty) + __do_SAK(tty); + reset_vc(vc); + } + release_console_sem(); +} + /* * Performs the back end of a vt switch */ |