nvme-fcloop: implement 'host_traddr'

Implement the 'host_traddr' callback to display the host transport
address for nvmet debugfs.

Signed-off-by: Hannes Reinecke <hare@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Daniel Wagner <dwagner@suse.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>

diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c
index 913cd2ec7a6f618db7a274dd234f335c263bdba0..e1abb27927ff74c9c55ddefd9581aab18bf3b00f 100644 (file)
--- a/drivers/nvme/target/fcloop.c
+++ b/drivers/nvme/target/fcloop.c
@@ -492,6 +492,16 @@ fcloop_t2h_host_release(void *hosthandle)
        /* host handle ignored for now */
 }
 
+static int
+fcloop_t2h_host_traddr(void *hosthandle, u64 *wwnn, u64 *wwpn)
+{
+       struct fcloop_rport *rport = hosthandle;
+
+       *wwnn = rport->lport->localport->node_name;
+       *wwpn = rport->lport->localport->port_name;
+       return 0;
+}
+
 /*
  * Simulate reception of RSCN and converting it to a initiator transport
  * call to rescan a remote port.
@@ -1074,6 +1084,7 @@ static struct nvmet_fc_target_template tgttemplate = {
        .ls_req                 = fcloop_t2h_ls_req,
        .ls_abort               = fcloop_t2h_ls_abort,
        .host_release           = fcloop_t2h_host_release,
+       .host_traddr            = fcloop_t2h_host_traddr,
        .max_hw_queues          = FCLOOP_HW_QUEUES,
        .max_sgl_segments       = FCLOOP_SGL_SEGS,
        .max_dif_sgl_segments   = FCLOOP_SGL_SEGS,