Commit Graph

8 Commits

Author SHA1 Message Date
Tomasz Zawadzki
43fe36672b bdev: add remove_virtio_bdev call
Since delete_bdev should be used only for debug purpose,
this patch adds delete call specific for virtio  bdev.
This is generic call for both - blk and scsi.
Scsi specific call has been removed.

Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Change-Id: I3ed629942e9ef6067b488d94ca508b40e9e74f42
Reviewed-on: https://review.gerrithub.io/417008
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2018-07-26 22:07:50 +00:00
Dariusz Stojaczyk
b351819679 bdev/virtio/rpc: allow listing created devices
Listing them through get_bdevs is not enough. Some
devices might not have any LUNs presented while expecting
some to be hotplugged in the future.

```
$ rpc.py get_virtio_scsi_devs
[
  {
    "virtio": {
      "vq_count": 18,
      "type": "user",
      "socket": "/tmp/vhost.0",
      "vq_size": 512
    },
    "name": "VirtioScsi0"
  }
]
```

Change-Id: I56857d7a0637300beba39a8d83a98447f1f74ce7
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/405182
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
2018-03-28 13:12:06 -04:00
Dariusz Stojaczyk
17d55c9fd4 bdev/virtio: added vhost-blk initiator
Briefly tested with SPDK target via bdevio
through both vhost-user and QEMU's virtio-pci.

vhost-blk driver is not mentioned in any doc yet.
A virtio-blk bdev can be created as following:

`construct_virtio_user_blk_bdev /tmp/virtio.0 MyVirtioBlk0 --vq-count 16`
`construct_virtio_pci_blk_bdev 0000:01:00.0 MyVirtioBlk1`

or

```
[VirtioUser0]
  Path /tmp/vhost.0
  Type Blk
  Queues 16

[VirtioPci]
  Enable Yes
```

If `Type` field is not present, the VirtioUser
section will be parsed as a SCSI one, preserving
backward compatibility.

Change-Id: I3eae9f3b90570fbb0177df4951e5eed86fe07c66
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/393056
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2018-03-02 13:41:38 -05:00
Dariusz Stojaczyk
225ef46bc0 bdev/virtio: allow specifying a name for virtio-pci devices
The default name remains as sprintf("VirtioScsi%d", counter++).

Change-Id: I244c1389f8dfac16f61aaf1d610a7888dd55e56c
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/394446
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2018-01-22 15:57:11 -05:00
Dariusz Stojaczyk
37fb62224a bdev/virtio: add API to attach particular PCI devices
This is just the API introduction. See subsequent
patches for its RPC usage.

Change-Id: Iadb7c9bf6a56ab4330c9f2215c6006a2935d208d
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/394445
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2018-01-22 15:57:11 -05:00
Dariusz Stojaczyk
5b057b3a05 bdev/virtio/scsi: added RPC to remove vdevs
`rpc.py remove_virtio_scsi_bdev <name>`

The RPC will remove entire Virtio SCSI device together
with all underlying bdevs.

Change-Id: I87f349b0e7543955d54a34406cf73c4a91d1495f
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/394170
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2018-01-16 19:13:32 -05:00
Dariusz Stojaczyk
1ce0368f99 bdev/virtio: cleanup public API
Cleaned up and expanded documentation
of virtio bdev module.

Change-Id: I4b989ed8b4d5e0bc66c0f0706e61219daf4e2869
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/390107
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2017-12-05 23:06:38 -05:00
Pawel Wodkowski
a85a4452f3 bdev_virtio/rpc: add construct_virtio_user_scsi_bdev
Change-Id: I2a351442ead0874d98bdfb23079a723d7665dbb1
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/381186
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
2017-10-25 18:31:56 -04:00