From dc57965cca4c6820f65e69b1b9c9bf94a38218e6 Mon Sep 17 00:00:00 2001
From: Krutika Dhananjay <kdhananj@redhat.com>
Date: Thu, 25 Feb 2016 18:27:09 +0530
Subject: features/shard: Return ENOTSUP for unsupported fallocate flags

        Backport of: http://review.gluster.org/13523

Basis: http://lists.gnu.org/archive/html/qemu-devel/2016-02/msg05101.html

Change-Id: I681eb4d0c43c635cf96a2deab0996dec7a255fe5
BUG: 1299712
Signed-off-by: Krutika Dhananjay <kdhananj@redhat.com>
Reviewed-on: http://review.gluster.org/13652
Smoke: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Ravishankar N <ravishankar@redhat.com>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
---
 libglusterfs/src/compat.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'libglusterfs')

diff --git a/libglusterfs/src/compat.h b/libglusterfs/src/compat.h
index 9f994db38c9..cb141e38aec 100644
--- a/libglusterfs/src/compat.h
+++ b/libglusterfs/src/compat.h
@@ -62,7 +62,9 @@
 #ifndef FALLOC_FL_PUNCH_HOLE
 #define FALLOC_FL_PUNCH_HOLE    0x02 /* de-allocates range */
 #endif
-
+#ifndef FALLOC_FL_ZERO_RANGE
+#define FALLOC_FL_ZERO_RANGE    0x10 /* zeroes out range */
+#endif
 
 #ifndef HAVE_LLISTXATTR
 
@@ -176,6 +178,7 @@ enum {
 #define F_SETLKW64      F_SETLKW
 #define FALLOC_FL_KEEP_SIZE     0x01 /* default is extend size */
 #define FALLOC_FL_PUNCH_HOLE    0x02 /* de-allocates range */
+#define FALLOC_FL_ZERO_RANGE    0x10 /* zeroes out range */
 
 #ifndef _PATH_UMOUNT
   #define _PATH_UMOUNT "/sbin/umount"
-- 
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