GitHub-Mirror/linux-bl808
2
0
Fork 0
mirror of https://github.com/Fishwaldo/linux-bl808.git synced 2025-06-17 20:25:19 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

[PATCH] Extract and use wake_up_klogd()

Browse source 
Remove hack with printing space to wake up klogd.  Use explicit
wake_up_klogd().

See earlier discussion
http://groups.google.com/group/fa.linux.kernel/browse_frm/thread/75f496668409f58d/1a8f28983a51e1ff?lnk=st&q=wake_up_klogd+group%3Afa.linux.kernel&rnum=2#1a8f28983a51e1ff

Signed-off-by: Alexey Dobriyan <adobriyan@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill Korotaev 2007-02-10 01:46:19 -08:00 • committed by Linus Torvalds
parent cefc8be824
commit e3e8a75d2a
3 changed files with 10 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

10
kernel/printk.c
View file

@ -783,6 +783,12 @@ int is_console_locked(void)
return console_locked;
}
void wake_up_klogd(void)
{
if (!oops_in_progress && waitqueue_active(&log_wait))
wake_up_interruptible(&log_wait);
}
/**
* release_console_sem - unlock the console system
*
@ -825,8 +831,8 @@ void release_console_sem(void)
console_locked = 0;
up(&console_sem);
spin_unlock_irqrestore(&logbuf_lock, flags);
if (wake_klogd && !oops_in_progress && waitqueue_active(&log_wait))
wake_up_interruptible(&log_wait);
if (wake_klogd)
wake_up_klogd();
}
EXPORT_SYMBOL(release_console_sem);