1 files changed, 6 insertions, 3 deletions

diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 52f96e16694c..8fb97a65286e 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -824,7 +824,7 @@ xfs_file_fallocate(
         if (!S_ISREG(inode->i_mode))
                 return -EINVAL;
         if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE |
-                     FALLOC_FL_COLLAPSE_RANGE))
+                     FALLOC_FL_COLLAPSE_RANGE | FALLOC_FL_ZERO_RANGE))
                 return -EOPNOTSUPP;
 
         xfs_ilock(ip, XFS_IOLOCK_EXCL);
@@ -855,8 +855,11 @@ xfs_file_fallocate(
                                 goto out_unlock;
                 }
 
-                error = xfs_alloc_file_space(ip, offset, len,
-                                             XFS_BMAPI_PREALLOC);
+                if (mode & FALLOC_FL_ZERO_RANGE)
+                        error = xfs_zero_file_space(ip, offset, len);
+                else
+                        error = xfs_alloc_file_space(ip, offset, len,
+                                                     XFS_BMAPI_PREALLOC);
                 if (error)
                         goto out_unlock;
         }