From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Date: Fri, 5 Apr 2013 23:30:14 +0000 (+0000)
Subject: Revert "xen: Disable use of O_DIRECT by default as it results in crashes."
X-Git-Tag: qemu-xen-4.3.0-rc1~4
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=6dec8e7a46ae33062c05abaeba73b47bbe9337b9;p=qemu-upstream-4.3-testing.git

Revert "xen: Disable use of O_DIRECT by default as it results in crashes."

This reverts commit f3903bbac78a81fcbce1350cdce860764a62783a.
---

diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index 357f9c103..69e1d9d81 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -744,7 +744,7 @@ static int blk_init(struct XenDevice *xendev)
     }
 
     /* read-only ? */
-    qflags = BDRV_O_CACHE_WB | BDRV_O_NATIVE_AIO;
+    qflags = BDRV_O_NOCACHE | BDRV_O_CACHE_WB | BDRV_O_NATIVE_AIO;
     if (strcmp(blkdev->mode, "w") == 0) {
         qflags |= BDRV_O_RDWR;
     } else {