2983660f65
CVE-2013-4377: Fix crash when unplugging virtio devices (bz #1012633, bz #1012641) Fix 'new snapshot' slowness after the first snap (bz #988436) Fix 9pfs xattrs on kernel 3.11 (bz #1013676) CVE-2013-4344: buffer overflow in scsi_target_emulate_report_luns (bz #1015274, bz #1007330)
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From aeab582580fa057dbe646fc3277570af6a8d5ce8 Mon Sep 17 00:00:00 2001
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From: Paolo Bonzini <pbonzini@redhat.com>
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Date: Thu, 19 Sep 2013 18:48:53 +0200
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Subject: [PATCH] blockdev: do not default cache.no-flush to true
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That's why all my VMs were so fast lately. :)
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This changed in 1.6.0 by mistake in patch 29c4e2b (blockdev: Split up
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'cache' option, 2013-07-18).
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Cc: qemu-stable@nongnu.org
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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(cherry picked from commit 1df6fa4bc6754a170cf511a78e2e6fef84eb5228)
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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blockdev.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/blockdev.c b/blockdev.c
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index bc7016a..097932c 100644
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--- a/blockdev.c
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+++ b/blockdev.c
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@@ -460,7 +460,7 @@ static DriveInfo *blockdev_init(QemuOpts *all_opts,
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if (qemu_opt_get_bool(opts, "cache.direct", false)) {
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bdrv_flags |= BDRV_O_NOCACHE;
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}
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- if (qemu_opt_get_bool(opts, "cache.no-flush", true)) {
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+ if (qemu_opt_get_bool(opts, "cache.no-flush", false)) {
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bdrv_flags |= BDRV_O_NO_FLUSH;
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}
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