1 files changed, 4 insertions, 0 deletions

diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c
index c4e50c6ed584..aead369e1c30 100644
--- a/fs/xfs/xfs_dir2_readdir.c
+++ b/fs/xfs/xfs_dir2_readdir.c
@@ -674,6 +674,7 @@ xfs_readdir(
 {
         int             rval;           /* return value */
         int             v;              /* type-checking value */
+        uint            lock_mode;
 
         trace_xfs_readdir(dp);
 
@@ -683,6 +684,7 @@ xfs_readdir(
         ASSERT(S_ISDIR(dp->i_d.di_mode));
         XFS_STATS_INC(xs_dir_getdents);
 
+        lock_mode = xfs_ilock_data_map_shared(dp);
         if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
                 rval = xfs_dir2_sf_getdents(dp, ctx);
         else if ((rval = xfs_dir2_isblock(NULL, dp, &v)))
@@ -691,5 +693,7 @@ xfs_readdir(
                 rval = xfs_dir2_block_getdents(dp, ctx);
         else
                 rval = xfs_dir2_leaf_getdents(dp, ctx, bufsize);
+        xfs_iunlock(dp, lock_mode);
+
         return rval;
 }