Commit 180d2c1d authored by John Levon's avatar John Levon Committed by Tomasz Zawadzki
Browse files

nvmf/vfio-user: add transport opts to RPC 



Signed-off-by: default avatarJohn Levon <john.levon@nutanix.com>
Change-Id: Ifa8e80e0a25af7757181f480ab0405ec902a61ff
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/9596


Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
parent 75775a47

doc/jsonrpc.md

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@@ -6023,6 +6023,7 @@ acceptor_backlog | Optional | number | The number of pending connect 
abort_timeout_sec           | Optional | number  | Abort execution timeout value, in seconds

no_wr_batching              | Optional | boolean | Disable work requests batching (RDMA only)

control_msg_num             | Optional | number  | The number of control messages per poll group (TCP only)

disable_mappable_bar0       | Optional | boolean | disable client mmap() of BAR0 (VFIO-USER only)



#### Example

lib/nvmf/vfio_user.c

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@@ -543,7 +543,7 @@ nvmf_vfio_user_destroy(struct spdk_nvmf_transport *transport, 


static const struct spdk_json_object_decoder vfio_user_transport_opts_decoder[] = {

	{

		"disable-mappable-bar0",

		"disable_mappable_bar0",

		offsetof(struct nvmf_vfio_user_transport, transport_opts.disable_mappable_bar0),

		spdk_json_decode_bool, true

	},

scripts/rpc.py

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@@ -1937,6 +1937,8 @@ Format: 'user:u1 secret:s1 muser:mu1 msecret:ms1,user:u2 secret:s2 muser:mu2 mse 
    p.add_argument('-w', '--no-wr-batching', action='store_true', help='Disable work requests batching. Relevant only for RDMA transport')

    p.add_argument('-e', '--control-msg-num', help="""The number of control messages per poll group.

    Relevant only for TCP transport""", type=int)

    p.add_argument('-M', '--disable-mappable-bar0', action='store_true', help="""Disable mmap() of BAR0.

    Relevant only for VFIO-USER transport""")

    p.set_defaults(func=nvmf_create_transport)



    def nvmf_get_transports(args):

scripts/rpc/nvmf.py

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@@ -118,6 +118,7 @@ def nvmf_create_transport(client, **params): 
        abort_timeout_sec: Abort execution timeout value, in seconds (optional)

        no_wr_batching: Boolean flag to disable work requests batching - RDMA specific (optional)

        control_msg_num: The number of control messages per poll group - TCP specific (optional)

        disable_mappable_bar0: disable client mmap() of BAR0 - VFIO-USER specific (optional)

    Returns:

        True or False

    """