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[PATCH 06/12] xfs: convert xfs_da_do_buf to use irec buffer interface

To: xfs@xxxxxxxxxxx
Subject: [PATCH 06/12] xfs: convert xfs_da_do_buf to use irec buffer interface
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Wed, 7 Dec 2011 17:18:17 +1100
In-reply-to: <1323238703-13198-1-git-send-email-david@xxxxxxxxxxxxx>
References: <1323238703-13198-1-git-send-email-david@xxxxxxxxxxxxx>
From: Dave Chinner <dchinner@xxxxxxxxxx>

Convert xfs_da_do_buf to use ithe new irec buffer interface. This is
just a simple 1:1 conversion as the irec interface only support
single maps at this point in time.

Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
---
 fs/xfs/xfs_da_btree.c |   14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 77c7425..4f2370b 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -2025,22 +2025,24 @@ xfs_da_do_buf(
 
                mappedbno = XFS_FSB_TO_DADDR(mp, mapp[i].br_startblock);
                if (i == 0)
-                       *mappedbnop = mappedbno;
+                       *mappedbnop = XFS_FSB_TO_DADDR(mp,
+                                                      mapp[i].br_startblock);
                nmapped = (int)XFS_FSB_TO_BB(mp, mapp[i].br_blockcount);
                switch (caller) {
                case 0:
-                       bp = xfs_trans_get_buf(trans, mp->m_ddev_targp,
-                               mappedbno, nmapped, 0);
+                       bp = xfs_trans_get_buf_irec(trans, mp->m_ddev_targp,
+                                                   &mapp[i], 1, 0);
                        error = bp ? bp->b_error : XFS_ERROR(EIO);
                        break;
                case 1:
                case 2:
                        bp = NULL;
-                       error = xfs_trans_read_buf(mp, trans, mp->m_ddev_targp,
-                               mappedbno, nmapped, 0, &bp);
+                       error = xfs_trans_read_buf_irec(mp, trans,
+                                               mp->m_ddev_targp, &mapp[i], 1,
+                                               0, &bp);
                        break;
                case 3:
-                       xfs_buf_readahead(mp->m_ddev_targp, mappedbno, nmapped);
+                       xfs_buf_readahead_irec(mp->m_ddev_targp, &mapp[i], 1);
                        error = 0;
                        bp = NULL;
                        break;
-- 
1.7.5.4

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