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authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-19 18:16:01 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-19 18:16:01 -0700
commit557240b48e2dc4f6fa878afc3fc767ad745ca7ed (patch)
tree354e9de17c28b438db675f6a2b779415f1634c45 /include/linux/console.h
parent5603509137940f4cbc577281cee62110d4097b1b (diff)
Add support for suspending and resuming the whole console subsystem
Trying to suspend/resume with console messages flying all around is doomed to failure, when the devices that the messages are trying to go to are being shut down. Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/console.h')
-rw-r--r--include/linux/console.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/console.h b/include/linux/console.h
index 721371382ae5..08734e660d41 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -117,6 +117,10 @@ extern void console_stop(struct console *);
extern void console_start(struct console *);
extern int is_console_locked(void);
+/* Suspend and resume console messages over PM events */
+extern void suspend_console(void);
+extern void resume_console(void);
+
/* Some debug stub to catch some of the obvious races in the VT code */
#if 1
#define WARN_CONSOLE_UNLOCKED() WARN_ON(!is_console_locked() && !oops_in_progress)