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From: Kevin Corry <corry@ecn.purdue.edu>
Message-Id: <200212272154.gBRLs6kj013449@shay.ecn.purdue.edu>
Subject: [PATCH] dm.c : Correctly initialize bio clone-info index
To: joe@fib011235813.fsnet.co.uk (Joe Thornber)
Date: Fri, 27 Dec 2002 16:54:06 -0500 (EST)
Cc: dm-devel@sistina.com, linux-kernel@vger.kernel.org
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Initialize the clone-info's index to the original bio's index. Required to
properly handle stacking DM devices.

--- linux-2.5.53a/drivers/md/dm.c	Mon Dec 23 23:21:04 2002
+++ linux-2.5.53b/drivers/md/dm.c	Fri Dec 27 14:50:29 2002
@@ -475,7 +482,7 @@
 	ci.io->md = md;
 	ci.sector = bio->bi_sector;
 	ci.sector_count = bio_sectors(bio);
-	ci.idx = 0;
+	ci.idx = bio->bi_idx;
 
 	atomic_inc(&md->pending);
 	while (ci.sector_count)
-
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