From 2ffb6fdfd3bda48641c6e4dfcab8dce88409369d Mon Sep 17 00:00:00 2001
From: Ian Jackson <ian.jackson@eu.citrix.com>
Date: Wed, 14 Jan 2009 16:26:38 +0000
Subject: [PATCH] Disable buffer cache invalidation on non-linux hosts

The BLKFLSBUF ioctl is Linux-specific.

Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>
---
 block-raw-posix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block-raw-posix.c b/block-raw-posix.c
index f705c51cf..0237039a6 100644
--- a/block-raw-posix.c
+++ b/block-raw-posix.c
@@ -793,7 +793,7 @@ static void raw_close(BlockDriverState *bs)
 {
     BDRVRawState *s = bs->opaque;
     if (s->fd >= 0) {
-#ifndef CONFIG_STUBDOM
+#if defined(__linux__) && !defined(CONFIG_STUBDOM)
         /* Invalidate buffer cache for this device. */
         ioctl(s->fd, BLKFLSBUF, 0);
 #endif
-- 
2.39.5