From: Stefan Hajnoczi <stefanha@gmail.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
qemu-devel@nongnu.org, mreitz@redhat.com
Subject: Re: [Qemu-devel] [PATCH 0/4] blockdev: support dataplane in QMP 'transaction' command
Date: Wed, 26 Nov 2014 16:41:20 +0000 [thread overview]
Message-ID: <20141126164120.GH14288@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1416566940-4430-1-git-send-email-stefanha@redhat.com>
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On Fri, Nov 21, 2014 at 10:48:56AM +0000, Stefan Hajnoczi wrote:
> These patches make the QMP 'transaction' command work with virtio-blk
> dataplane. Each 'transaction' action must take care to acquire AioContext
> around BlockDriverState accesses. Once that protection is in place we can
> unblock the op blockers for these commands.
>
> The meat is in Patch 3.
>
> Patches 1 & 2 are minor cleanups.
> Patch 4 protects the external snapshot command (oops, we forgot!).
>
> Stefan Hajnoczi (4):
> blockdev: update outdated qmp_transaction() comments
> blockdev: drop unnecessary DriveBackupState field assignment
> blockdev: acquire AioContext in QMP 'transaction' actions
> blockdev: check for BLOCK_OP_TYPE_EXTERNAL_SNAPSHOT
>
> blockdev.c | 74 +++++++++++++++++++++++++++++++++--------
> hw/block/dataplane/virtio-blk.c | 2 ++
> 2 files changed, 63 insertions(+), 13 deletions(-)
>
> --
> 2.1.0
>
>
Applied to my block-next tree:
https://github.com/stefanha/qemu/commits/block-next
Stefan
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prev parent reply other threads:[~2014-11-26 16:41 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-21 10:48 [Qemu-devel] [PATCH 0/4] blockdev: support dataplane in QMP 'transaction' command Stefan Hajnoczi
2014-11-21 10:48 ` [Qemu-devel] [PATCH 1/4] blockdev: update outdated qmp_transaction() comments Stefan Hajnoczi
2014-11-21 13:22 ` Max Reitz
2014-11-21 13:30 ` Max Reitz
2014-11-21 10:48 ` [Qemu-devel] [PATCH 2/4] blockdev: drop unnecessary DriveBackupState field assignment Stefan Hajnoczi
2014-11-21 13:25 ` Max Reitz
2014-11-21 10:48 ` [Qemu-devel] [PATCH 3/4] blockdev: acquire AioContext in QMP 'transaction' actions Stefan Hajnoczi
2014-11-21 13:51 ` Max Reitz
2014-11-24 13:57 ` Stefan Hajnoczi
2014-11-21 10:49 ` [Qemu-devel] [PATCH 4/4] blockdev: check for BLOCK_OP_TYPE_EXTERNAL_SNAPSHOT Stefan Hajnoczi
2014-11-21 11:58 ` Paolo Bonzini
2014-11-24 13:58 ` Stefan Hajnoczi
2014-11-24 16:13 ` Max Reitz
2014-11-26 16:41 ` Stefan Hajnoczi [this message]
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