From: Tomas Winkler <tomas.winkler@intel.com>
Date: Wed, 19 Feb 2014 15:35:47 +0000 (+0200)
Subject: mei: add mei_hbuf_acquire wrapper
X-Git-Tag: v3.15-rc1~141^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6aae48ff18f2fcfb533d2b448ecae16d1de006c1;p=pandora-kernel.git

mei: add mei_hbuf_acquire wrapper

A client has to acquire host buffer
before writing, we add lock like wrapper
to replace the code snippet

if (dev->hbuf_is_ready)
        dev->hbuf_is_ready = false;

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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