From: Bjørn Mork <bjorn@mork.no>
Date: Fri, 10 Feb 2012 08:44:08 +0000 (+0100)
Subject: usb: cdc-wdm: make reset work with blocking IO
X-Git-Tag: v3.4-rc1~184^2~22^2~121^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=88044202756925ad47c51c2f634a4f2c17afe068;p=pandora-kernel.git

usb: cdc-wdm: make reset work with blocking IO

Add a flag to tell wdm_read/wdm_write that a reset is in progress,
and wake any blocking read/write before taking the mutexes.  This
allows the device to reset without waiting for blocking IO to
finish.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Acked-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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