fallocate: (man) mention supported file systems for --insert-range

Signed-off-by: Christian Goeschel Ndjomouo <cgoesc2@wgu.edu>

diff --git a/sys-utils/fallocate.1.adoc b/sys-utils/fallocate.1.adoc
index 5fdb1a67ba3fd6b5c79323bfc9d62ac843fc0ed9..ef3639e1b59cffb7245285416e417574031700fb 100644 (file)
--- a/sys-utils/fallocate.1.adoc
+++ b/sys-utils/fallocate.1.adoc
@@ -61,6 +61,8 @@ See *--punch-hole* for a list of supported filesystems.
 
 *-i*, *--insert-range*::
 Insert a hole of _length_ bytes from _offset_, shifting existing data.
++
+Supported for XFS (since Linux 4.1) and ext4 (since Linux 4.2).
 
 *-l*, *--length* _length_::
 Specifies the length of the range, in bytes.