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 blockdev: update outdated qmp_transaction() comments 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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