From: Bob Moore <robert.moore@intel.com>
Date: Mon, 31 Dec 2012 00:05:33 +0000 (+0000)
Subject: ACPICA: Add root node optimization to internal get namespace node function.
X-Git-Tag: v3.9-rc1~146^2~11^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8c9bfe461bb2923ae5d070f1ec0fb312825caad;p=pandora-kernel.git

ACPICA: Add root node optimization to internal get namespace node function.

Detect a request for the root node (a lone backslash) up front
before invoking a full namespace lookup.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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