From 266c2e0abeca649fa6667a1a427ad1da507c6375 Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Mon, 24 Mar 2008 19:25:08 -0700
Subject: [PATCH] Make printk() console semaphore accesses sensible

The printk() logic on when/how to get the console semaphore was
unreadable, this splits the code up into a few helper functions and
makes it easier to follow what is going on.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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