1 files changed, 17 insertions, 13 deletions

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 3826e8f0e28a..469e1a7939d4 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -278,7 +278,9 @@ phase2:
         switch (flags & (BMAPI_WRITE|BMAPI_ALLOCATE|BMAPI_UNWRITTEN)) {
         case BMAPI_WRITE:
                 /* If we found an extent, return it */
-                if (nimaps && (imap.br_startblock != HOLESTARTBLOCK)) {
+                if (nimaps &&
+                    (imap.br_startblock != HOLESTARTBLOCK) && 
+                    (imap.br_startblock != DELAYSTARTBLOCK)) {
                         xfs_iomap_map_trace(XFS_IOMAP_WRITE_MAP, io,
                                         offset, count, iomapp, &imap, flags);
                         break;
@@ -308,7 +310,8 @@ phase2:
                         break;
                 }
 
-                error = XFS_IOMAP_WRITE_ALLOCATE(mp, io, &imap, &nimaps);
+                error = XFS_IOMAP_WRITE_ALLOCATE(mp, io, offset, count,
+                                                 &imap, &nimaps);
                 break;
         case BMAPI_UNWRITTEN:
                 lockmode = 0;
@@ -365,7 +368,7 @@ xfs_flush_space(
 int
 xfs_iomap_write_direct(
         xfs_inode_t     *ip,
-        loff_t          offset,
+        xfs_off_t       offset,
         size_t          count,
         int             flags,
         xfs_bmbt_irec_t *ret_imap,
@@ -541,7 +544,7 @@ error_out:
 int
 xfs_iomap_write_delay(
         xfs_inode_t     *ip,
-        loff_t          offset,
+        xfs_off_t       offset,
         size_t          count,
         int             ioflag,
         xfs_bmbt_irec_t *ret_imap,
@@ -746,6 +749,8 @@ write_map:
 int
 xfs_iomap_write_allocate(
         xfs_inode_t     *ip,
+        xfs_off_t       offset,
+        size_t          count,
         xfs_bmbt_irec_t *map,
         int             *retmap)
 {
@@ -770,9 +775,9 @@ xfs_iomap_write_allocate(
         if ((error = XFS_QM_DQATTACH(mp, ip, 0)))
                 return XFS_ERROR(error);
 
-        offset_fsb = map->br_startoff;
+        offset_fsb = XFS_B_TO_FSBT(mp, offset);
         count_fsb = map->br_blockcount;
-        map_start_fsb = offset_fsb;
+        map_start_fsb = map->br_startoff;
 
         XFS_STATS_ADD(xs_xstrat_bytes, XFS_FSB_TO_B(mp, count_fsb));
 
@@ -868,9 +873,9 @@ xfs_iomap_write_allocate(
                                         imap[i].br_startoff,
                                         imap[i].br_blockcount,imap[i].br_state);
                         }
-                        if ((map->br_startoff >= imap[i].br_startoff) &&
-                            (map->br_startoff < (imap[i].br_startoff +
-                                                 imap[i].br_blockcount))) {
+                        if ((offset_fsb >= imap[i].br_startoff) &&
+                            (offset_fsb < (imap[i].br_startoff +
+                                           imap[i].br_blockcount))) {
                                 *map = imap[i];
                                 *retmap = 1;
                                 XFS_STATS_INC(xs_xstrat_quick);
@@ -883,9 +888,8 @@ xfs_iomap_write_allocate(
                  * file, just surrounding data, try again.
                  */
                 nimaps--;
-                offset_fsb = imap[nimaps].br_startoff +
-                             imap[nimaps].br_blockcount;
-                map_start_fsb = offset_fsb;
+                map_start_fsb = imap[nimaps].br_startoff +
+                                imap[nimaps].br_blockcount;
         }
 
 trans_cancel:
@@ -899,7 +903,7 @@ error0:
 int
 xfs_iomap_write_unwritten(
         xfs_inode_t     *ip,
-        loff_t          offset,
+        xfs_off_t       offset,
         size_t          count)
 {
         xfs_mount_t     *mp = ip->i_mount;