From: Alasdair G Kergon <agk@redhat.com>
Date: Wed, 22 Mar 2006 08:07:42 +0000 (-0800)
Subject: [PATCH] dm: bio split bvec fix
X-Git-Tag: v2.6.17-rc1~1129^2~94
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d2044a94e80b61f68ee7456f82d9b443e9ff6ac7;p=pandora-kernel.git

[PATCH] dm: bio split bvec fix

The code that handles bios that span table target boundaries by breaking
them up into smaller bios will not split an individual struct bio_vec into
more than two pieces.  Sometimes more than that are required.

This patch adds a loop to break the second piece up into as many pieces as
are necessary.

Cc: "Abhishek Gupta" <abhishekgupt@gmail.com>
Cc: Dan Smith <danms@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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