blockdev: do not default cache.no-flush to true

That's why all my VMs were so fast lately. :)

This changed in 1.6.0 by mistake in patch 29c4e2b (blockdev: Split up
'cache' option, 2013-07-18).

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
(cherry picked from commit 1df6fa4bc6754a170cf511a78e2e6fef84eb5228)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>

diff --git a/blockdev.c b/blockdev.c
index c7eff3da0bad98d9b24581b15b034acb67455784..51f727c5987dc7a00626ee1ff21979fb985c874d 100644 (file)
--- a/blockdev.c
+++ b/blockdev.c
@@ -465,7 +465,7 @@ static DriveInfo *blockdev_init(QemuOpts *all_opts,
     if (qemu_opt_get_bool(opts, "cache.direct", false)) {
         bdrv_flags |= BDRV_O_NOCACHE;
     }
-    if (qemu_opt_get_bool(opts, "cache.no-flush", true)) {
+    if (qemu_opt_get_bool(opts, "cache.no-flush", false)) {
         bdrv_flags |= BDRV_O_NO_FLUSH;
     }