From: Max Reitz <mreitz@redhat.com>
To: Fam Zheng <famz@redhat.com>, qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
qemu-block@nongnu.org, Jeff Cody <jcody@redhat.com>,
Markus Armbruster <armbru@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
pbonzini@redhat.com
Subject: Re: [Qemu-devel] [PATCH v2 1/6] block: Add blocker on mirror target
Date: Mon, 20 Jul 2015 17:10:40 +0200 [thread overview]
Message-ID: <55AD0F70.4070706@redhat.com> (raw)
In-Reply-To: <1435202570-12360-2-git-send-email-famz@redhat.com>
On 25.06.2015 05:22, Fam Zheng wrote:
> In block/backup.c, we already check and add blocker on the target bs,
> which is necessary so that it won't be intervened with other operations.
>
> In block/mirror.c we should also protect the mirror target bs, because it
> could have a node-name (drive-mirror ... node-name=XXX), and on top of
> that it's safe to add blockdev-mirror.
>
> Signed-off-by: Fam Zheng <famz@redhat.com>
> ---
> block/mirror.c | 2 ++
> 1 file changed, 2 insertions(+)
Reviewed-by: Max Reitz <mreitz@redhat.com>
next prev parent reply other threads:[~2015-07-20 15:10 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-25 3:22 [Qemu-devel] [PATCH v2 0/6] qmp: Add blockdev-mirror Fam Zheng
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 1/6] block: Add blocker on mirror target Fam Zheng
2015-07-20 15:10 ` Max Reitz [this message]
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 2/6] block: Rename BLOCK_OP_TYPE_MIRROR to BLOCK_OP_TYPE_MIRROR_SOURCE Fam Zheng
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 3/6] block: Extract blockdev part of qmp_drive_mirror Fam Zheng
2015-07-20 15:30 ` Max Reitz
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 4/6] block: Add check on mirror target Fam Zheng
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 5/6] qmp: Add blockdev-mirror command Fam Zheng
2015-07-02 13:12 ` Markus Armbruster
2015-07-20 15:33 ` Max Reitz
2015-07-22 1:42 ` Fam Zheng
2015-06-25 3:22 ` [Qemu-devel] [PATCH v2 6/6] iotests: Add test cases for blockdev-mirror Fam Zheng
2015-06-25 14:25 ` [Qemu-devel] [Qemu-block] [PATCH v2 0/6] qmp: Add blockdev-mirror Stefan Hajnoczi
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