From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date: Wed, 12 Dec 2007 22:32:00 +0000 (+0100)
Subject: ide: fix ->io_32bit race in set_io_32bit()
X-Git-Tag: v2.6.24-rc6~61^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=644a9d764b4747af057b3db73ccba28a168b1f4f;p=pandora-kernel.git

ide: fix ->io_32bit race in set_io_32bit()

set_io_32bit() (ide_procset_t function) can race against running
PIO transfers.  Fix it by using ide_spin_wait_hwgroup().

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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