[dm-devel] [PATCH v2] dm log: fix create_log_context() to use proper logical_block_size

[Mike Snitzer]

create_log_context() must use the logical_block_size from the log disk
rather than the target's logical_block_size.

Signed-off-by: Mike Snitzer <snitzer at redhat.com>
---
 drivers/md/dm-log.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/drivers/md/dm-log.c
===================================================================
--- linux-2.6.orig/drivers/md/dm-log.c
+++ linux-2.6/drivers/md/dm-log.c
@@ -414,7 +414,7 @@ static int create_log_context(struct dm_
 		 */
 		buf_size = dm_round_up((LOG_OFFSET << SECTOR_SHIFT) +
 				       bitset_size,
-				       ti->limits.logical_block_size);
+				       bdev_logical_block_size(lc->header_location.bdev));
 
 		if (buf_size > i_size_read(dev->bdev->bd_inode)) {
 			DMWARN("log device %s too small: need %llu bytes",