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vhost-blk: put bdev IO channel on hot remove

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On hot remove, before closing bdev, put its IO channel.
If we don't do this bdev won't be destroyed until controller
is removed.

This fixes GitHub issue #401.

Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Change-Id: I92600c2f7136f56afd6593f663f2d2cf468a37dc

Reviewed-on: https://review.gerrithub.io/422258
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Maciej Szwed 2018-08-14 12:49:10 +02:00 committed by Jim Harris
parent e7c9f62046
commit 039a4c6cb0
1 changed files with 5 additions and 0 deletions
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5
lib/vhost/vhost_blk.c
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@ -374,6 +374,11 @@ no_bdev_vdev_worker(void *arg)
spdk_vhost_dev_used_signal(&bvdev->vdev);
if (bvdev->vdev.task_cnt == 0 && bvdev->bdev_io_channel) {
spdk_put_io_channel(bvdev->bdev_io_channel);
bvdev->bdev_io_channel = NULL;
}
return -1;
}