resize2fs: Document this command also works with ext4 (thanks Yufang Zhang).

For stable-1.2 branch:
 - cherry picked from commit 1020b212b189968ead013436cac79019fbd8fdad
 - rebased for 1.2 branch

diff --git a/src/generator.ml b/src/generator.ml
index d1c63e4..a52ddce 100755 (executable)
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -2633,9 +2633,9 @@ is lost.");
 
   ("resize2fs", (RErr, [Device "device"]), 106, [],
    [], (* lvresize tests this *)
-   "resize an ext2/ext3 filesystem",
+   "resize an ext2, ext3 or ext4 filesystem",
    "\
-This resizes an ext2 or ext3 filesystem to match the size of
+This resizes an ext2, ext3 or ext4 filesystem to match the size of
 the underlying device.
 
 I<Note:> It is sometimes required that you run C<guestfs_e2fsck_f>