From: Mikulas Patocka <mpatocka@redhat.com>
Date: Wed, 8 Apr 2009 23:27:16 +0000 (+0100)
Subject: dm kcopyd: prepare for callback race fix
X-Git-Tag: v2.6.30-rc2~104^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=73830857bca6f6c9dbd48e906daea50bea42d676;p=pandora-kernel.git

dm kcopyd: prepare for callback race fix

Use a variable in segment_complete() to point to the dm_kcopyd_client
struct and only release job->pages in run_complete_job() if any are
defined.  These changes are needed by the next patch.

Cc: stable@kernel.org
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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