Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

* 'for-linus' of git://oss.sgi.com/xfs/xfs:
  xfs: Make fiemap work with sparse files
  xfs: prevent 32bit overflow in space reservation
  xfs: Disallow 32bit project quota id
  xfs: improve buffer cache hash scalability

1 files changed, 13 insertions, 1 deletions

diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 23f14e595c18..f90dadd5a968 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -5533,12 +5533,24 @@ xfs_getbmap(
                                         map[i].br_startblock))
                                 goto out_free_map;
 
-                        nexleft--;
                         bmv->bmv_offset =
                                 out[cur_ext].bmv_offset +
                                 out[cur_ext].bmv_length;
                         bmv->bmv_length =
                                 max_t(__int64_t, 0, bmvend - bmv->bmv_offset);
+
+                        /*
+                         * In case we don't want to return the hole,
+                         * don't increase cur_ext so that we can reuse
+                         * it in the next loop.
+                         */
+                        if ((iflags & BMV_IF_NO_HOLES) &&
+                            map[i].br_startblock == HOLESTARTBLOCK) {
+                                memset(&out[cur_ext], 0, sizeof(out[cur_ext]));
+                                continue;
+                        }
+
+                        nexleft--;
                         bmv->bmv_entries++;
                         cur_ext++;
                 }