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[Qemu-devel] [PULL 53/53] block: declare blockjobs and dataplane friends


From: Stefan Hajnoczi
Subject: [Qemu-devel] [PULL 53/53] block: declare blockjobs and dataplane friends!
Date: Mon, 3 Nov 2014 11:50:56 +0000

Now that blockjobs use AioContext they are safe for use with dataplane.
Unblock them!

Signed-off-by: Stefan Hajnoczi <address@hidden>
Reviewed-by: Max Reitz <address@hidden>
Message-id: address@hidden
---
 blockjob.c                      | 1 +
 hw/block/dataplane/virtio-blk.c | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/blockjob.c b/blockjob.c
index cd4b573..ba2255d 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -50,6 +50,7 @@ void *block_job_create(const BlockJobDriver *driver, 
BlockDriverState *bs,
     error_setg(&job->blocker, "block device is in use by block job: %s",
                BlockJobType_lookup[driver->job_type]);
     bdrv_op_block_all(bs, job->blocker);
+    bdrv_op_unblock(bs, BLOCK_OP_TYPE_DATAPLANE, job->blocker);
 
     job->driver        = driver;
     job->bs            = bs;
diff --git a/hw/block/dataplane/virtio-blk.c b/hw/block/dataplane/virtio-blk.c
index 45b1164..1222a37 100644
--- a/hw/block/dataplane/virtio-blk.c
+++ b/hw/block/dataplane/virtio-blk.c
@@ -196,6 +196,11 @@ void virtio_blk_data_plane_create(VirtIODevice *vdev, 
VirtIOBlkConf *conf,
     blk_op_block_all(conf->conf.blk, s->blocker);
     blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_RESIZE, s->blocker);
     blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_DRIVE_DEL, s->blocker);
+    blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_BACKUP_SOURCE, s->blocker);
+    blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_COMMIT, s->blocker);
+    blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_MIRROR, s->blocker);
+    blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_STREAM, s->blocker);
+    blk_op_unblock(conf->conf.blk, BLOCK_OP_TYPE_REPLACE, s->blocker);
 
     *dataplane = s;
 }
-- 
1.9.3




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