From: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Date: Tue, 24 Apr 2007 14:48:15 +0000 (-0300)
Subject: ACPI: thinkpad-acpi: protect fan and hotkey data structures
X-Git-Tag: v2.6.22-rc1~1112^2~5^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=40ca9fdf8aa7d929e2b8939be1e6380d107381e1;p=pandora-kernel.git

ACPI: thinkpad-acpi: protect fan and hotkey data structures

Add proper mutex locking to some data structures access subject to races
due to concurrent access of driver functions on the hotkey and fan
subdrivers.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>
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