From 0c9ec4beecac94cb450c8abb2ac8b7e8a79240ea Mon Sep 17 00:00:00 2001
From: "Darrick J. Wong" <darrick.wong@oracle.com>
Date: Sun, 30 Apr 2017 00:36:53 -0400
Subject: ext4: support GETFSMAP ioctls

Support the GETFSMAP ioctls so that we can use the xfs free space
management tools to probe ext4 as well.  Note that this is a partial
implementation -- we only report fixed-location metadata and free space;
everything else is reported as "unknown".

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---
 fs/ext4/super.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'fs/ext4/super.c')

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 7b82487401d2..9ec8963ba604 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -49,6 +49,7 @@
 #include "xattr.h"
 #include "acl.h"
 #include "mballoc.h"
+#include "fsmap.h"
 
 #define CREATE_TRACE_POINTS
 #include <trace/events/ext4.h>
-- 
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