diff options
| author | Milton Miller <miltonm@bga.com> | 2005-07-07 20:56:19 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-07 21:23:38 -0400 |
| commit | 2b9e0bac9419404a2d210ccaffaec442fe63338e (patch) | |
| tree | 30e434f301c38c66cc0ee4ebe9e7e0a594ce629e /drivers | |
| parent | 8b67f8c177a642b35b7a05f530c12ef2834ef182 (diff) | |
[PATCH] hvc_console: MAGIC_SYSRQ should only be on console channel
Guard the MAGIC_SYSRQ ^O to be just on the console channel. Make the other
channels more transparent.
Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/hvc_console.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index 46508a737064..e7362c195b11 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c | |||
| @@ -584,14 +584,17 @@ static int hvc_poll(struct hvc_struct *hp) | |||
| 584 | } | 584 | } |
| 585 | for (i = 0; i < n; ++i) { | 585 | for (i = 0; i < n; ++i) { |
| 586 | #ifdef CONFIG_MAGIC_SYSRQ | 586 | #ifdef CONFIG_MAGIC_SYSRQ |
| 587 | /* Handle the SysRq Hack */ | 587 | if (hp->index == hvc_con_driver.index) { |
| 588 | if (buf[i] == '\x0f') { /* ^O -- should support a sequence */ | 588 | /* Handle the SysRq Hack */ |
| 589 | sysrq_pressed = 1; | 589 | /* XXX should support a sequence */ |
| 590 | continue; | 590 | if (buf[i] == '\x0f') { /* ^O */ |
| 591 | } else if (sysrq_pressed) { | 591 | sysrq_pressed = 1; |
| 592 | handle_sysrq(buf[i], NULL, tty); | 592 | continue; |
| 593 | sysrq_pressed = 0; | 593 | } else if (sysrq_pressed) { |
| 594 | continue; | 594 | handle_sysrq(buf[i], NULL, tty); |
| 595 | sysrq_pressed = 0; | ||
| 596 | continue; | ||
| 597 | } | ||
| 595 | } | 598 | } |
| 596 | #endif /* CONFIG_MAGIC_SYSRQ */ | 599 | #endif /* CONFIG_MAGIC_SYSRQ */ |
| 597 | tty_insert_flip_char(tty, buf[i], 0); | 600 | tty_insert_flip_char(tty, buf[i], 0); |