From: Ian Jackson <ian.jackson@eu.citrix.com>
Date: Wed, 14 Jan 2009 16:26:38 +0000 (+0000)
Subject: Disable buffer cache invalidation on non-linux hosts
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=2ffb6fdfd3bda48641c6e4dfcab8dce88409369d;p=xenclient%2Fioemu.git

Disable buffer cache invalidation on non-linux hosts

The BLKFLSBUF ioctl is Linux-specific.

Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>
---

diff --git a/block-raw-posix.c b/block-raw-posix.c
index f705c51c..0237039a 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