1 files changed, 11 insertions, 21 deletions

diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 35561a511b57..e5f40c6460b2 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -856,33 +856,23 @@ xfs_rtbuf_get(
         xfs_buf_t       **bpp)          /* output: buffer for the block */
 {
         xfs_buf_t       *bp;            /* block buffer, result */
-        xfs_daddr_t     d;              /* disk addr of block */
-        int             error;          /* error value */
-        xfs_fsblock_t   fsb;            /* fs block number for block */
         xfs_inode_t     *ip;            /* bitmap or summary inode */
+        xfs_bmbt_irec_t map;
+        int             nmap;
+        int             error;          /* error value */
 
         ip = issum ? mp->m_rsumip : mp->m_rbmip;
-        /*
-         * Map from the file offset (block) and inode number to the
-         * file system block.
-         */
-        error = xfs_bmapi_single(tp, ip, XFS_DATA_FORK, &fsb, block);
-        if (error) {
+
+        error = xfs_bmapi_read(ip, block, 1, &map, &nmap, XFS_DATA_FORK);
+        if (error)
                 return error;
-        }
-        ASSERT(fsb != NULLFSBLOCK);
-        /*
-         * Convert to disk address for buffer cache.
-         */
-        d = XFS_FSB_TO_DADDR(mp, fsb);
-        /*
-         * Read the buffer.
-         */
-        error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp, d,
+
+        ASSERT(map.br_startblock != NULLFSBLOCK);
+        error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
+                                   XFS_FSB_TO_DADDR(mp, map.br_startblock),
                                    mp->m_bsize, 0, &bp);
-        if (error) {
+        if (error)
                 return error;
-        }
         ASSERT(!xfs_buf_geterror(bp));
         *bpp = bp;
         return 0;