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>

1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/power/main.c b/kernel/power/main.c
index a6d9ef46009e..0a907f0dc56b 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -86,6 +86,7 @@ static int suspend_prepare(suspend_state_t state)
                         goto Thaw;
         }
 
+        suspend_console();
         if ((error = device_suspend(PMSG_SUSPEND))) {
                 printk(KERN_ERR "Some devices failed to suspend\n");
                 goto Finish;
@@ -133,6 +134,7 @@ int suspend_enter(suspend_state_t state)
 static void suspend_finish(suspend_state_t state)
 {
         device_resume();
+        resume_console();
         thaw_processes();
         enable_nonboot_cpus();
         if (pm_ops && pm_ops->finish)