From: Theodore Ts'o <tytso@mit.edu>
Date: Wed, 4 Jun 2008 02:31:11 +0000 (-0400)
Subject: jbd2: Fix barrier fallback code to re-lock the buffer head
X-Git-Tag: v2.6.26-rc6~29^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=034772b068be62a79470d6c1b81b01fbe27793ac;p=pandora-kernel.git

jbd2: Fix barrier fallback code to re-lock the buffer head

If the device doesn't support write barriers, the write is retried
without ordered mode.  But the buffer head needs to be re-locked or
submit_bh will fail with on BUG(!buffer_locked(bh)).

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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