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    Subject[Patch v7 07/22] CIFS: SMBD: Implement function to create a SMB Direct connection
    Date
    From: Long Li <longli@microsoft.com>

    The upper layer calls this function to connect to peer through SMB Direct.
    Each SMB Direct connection is based on a RDMA RC Queue Pair.

    Signed-off-by: Long Li <longli@microsoft.com>
    ---
    fs/cifs/smbdirect.c | 17 +++++++++++++++++
    1 file changed, 17 insertions(+)

    diff --git a/fs/cifs/smbdirect.c b/fs/cifs/smbdirect.c
    index 021d527..1db39a34 100644
    --- a/fs/cifs/smbdirect.c
    +++ b/fs/cifs/smbdirect.c
    @@ -1651,3 +1651,20 @@ struct smbd_connection *_smbd_get_connection(
    kfree(info);
    return NULL;
    }
    +
    +struct smbd_connection *smbd_get_connection(
    + struct TCP_Server_Info *server, struct sockaddr *dstaddr)
    +{
    + struct smbd_connection *ret;
    + int port = SMBD_PORT;
    +
    +try_again:
    + ret = _smbd_get_connection(server, dstaddr, port);
    +
    + /* Try SMB_PORT if SMBD_PORT doesn't work */
    + if (!ret && port == SMBD_PORT) {
    + port = SMB_PORT;
    + goto try_again;
    + }
    + return ret;
    +}
    --
    2.7.4
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