From 8ea061eac3207e5901bbe6032530e64d053df837 Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Sat, 15 Jul 2017 13:53:41 +0200
Subject: [PATCH] blkdiscard: provide our own BLK[SEC]DISCARD if necessary

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 util-linux/blkdiscard.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/util-linux/blkdiscard.c b/util-linux/blkdiscard.c
index af0bc946d..85039c5d0 100644
--- a/util-linux/blkdiscard.c
+++ b/util-linux/blkdiscard.c
@@ -28,6 +28,13 @@
 #include "libbb.h"
 #include <linux/fs.h>
 
+#ifndef BLKDISCARD
+#define BLKDISCARD 0x1277
+#endif
+#ifndef BLKSECDISCARD
+#define BLKSECDISCARD 0x127d
+#endif
+
 int blkdiscard_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int blkdiscard_main(int argc UNUSED_PARAM, char **argv)
 {