From 852af20aa64ef34ab07de978c676e1e8860dca2e Mon Sep 17 00:00:00 2001
From: Matt Bondurant <Matthew.dav.bondurant@hp.com>
Date: Tue, 1 May 2012 11:42:35 -0500
Subject: [PATCH] [SCSI] hpsa: retry driver initiated commands on busy status

In shared SAS configurations we might get a busy status
during driver initiated commands (e.g. during rescan for
devices).  We should retry the command in such cases rather
than giving up.

Signed-off-by: Matt Bondurant <Matthew.dav.bondurant@hp.com>
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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