-From ae5eed8278b589f688d0c922eb76f76b6098e5bd Mon Sep 17 00:00:00 2001
+From 097b66ba95df30301253b922c13f056b3a0a8e40 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 21 Mar 2013 19:01:05 +0100
-Subject: [PATCH 186/365] printk: Drop the logbuf_lock more often
+Subject: [PATCH 186/366] printk: Drop the logbuf_lock more often
The lock is hold with irgs off. The latency drops 500us+ on my arm bugs
with a "full" buffer after executing "dmesg" on the shell.
1 file changed, 26 insertions(+), 1 deletion(-)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
-index e60ae11..54e0422 100644
+index e37b4ab..84400c4 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1207,6 +1207,7 @@ static int syslog_print_all(char __user *buf, int size, bool clear)
kfree(text);
--
-2.7.4
+1.9.1