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Date: Tue, 28 Nov 2006 17:41:39 +0000 (GMT) From: Hugh Dickins <hugh@...itas.com> To: Mingming Cao <cmm@...ibm.com> cc: Andrew Morton <akpm@...l.org>, Mel Gorman <mel@...net.ie>, "Martin J. Bligh" <mbligh@...igh.org>, linux-kernel@...r.kernel.org, "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org> Subject: [PATCH 3/6] ext2 balloc: fix off-by-one against rsv_end rsv_end is the last block within the reservation, so alloc_new_reservation should accept start_block == rsv_end as success. Signed-off-by: Hugh Dickins <hugh@...itas.com> --- fs/ext2/balloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 2.6.19-rc6-mm2/fs/ext2/balloc.c 2006-11-24 08:18:02.000000000 +0000 +++ linux/fs/ext2/balloc.c 2006-11-27 19:28:41.000000000 +0000 @@ -950,7 +950,7 @@ retry: * check if the first free block is within the * free space we just reserved */ - if (start_block >= my_rsv->rsv_start && start_block < my_rsv->rsv_end) + if (start_block >= my_rsv->rsv_start && start_block <= my_rsv->rsv_end) return 0; /* success */ /* * if the first free bit we found is out of the reservable space - To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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