From: Jiri Slaby <jslaby@suse.cz>
Date: Mon, 5 Mar 2012 13:52:06 +0000 (+0100)
Subject: XTENSA: iss/console, fix potential deadlock
X-Git-Tag: v3.4-rc1~185^2~73
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c9ddb1d6e29697029118377c1f4f9a4a148d755e;p=pandora-kernel.git

XTENSA: iss/console, fix potential deadlock

If the timer ticks while we are holding the spinlock, the system
deadlocks. It is due to synchronous del_timer.

So to fix that, use spinlocks that properly disable bottom halves.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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