diff options
| author | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:09:59 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:09:59 -0500 |
| commit | 48c871c1f6a7c7044dd76774fb469e65c7e2e4e8 (patch) | |
| tree | da3aa535c98cc0957851354ceb0fbff7482d7a9d /drivers/char/vt_ioctl.c | |
| parent | 1a1689344add3333d28d1b5495d8043a3877d01c (diff) | |
| parent | 4409d28140d9a6e6e3f4f1fdaf7234c4b965d954 (diff) | |
Merge branch 'gfar' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc into upstream
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 dc8368ebb1ac..3a5d301e783b 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 */ |