[PATCH 6/7] nvme-fcloop: implement 'host_traddr'

[Hannes Reinecke <hare@kernel.org>]

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

Signed-off-by: Hannes Reinecke <hare@kernel.org>
---
 drivers/nvme/target/fcloop.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c
index 913cd2ec7a6f..7a32fb54a7c8 100644
--- a/drivers/nvme/target/fcloop.c
+++ b/drivers/nvme/target/fcloop.c
@@ -492,6 +492,17 @@ fcloop_t2h_host_release(void *hosthandle)
 	/* host handle ignored for now */
 }
 
+static ssize_t
+fcloop_t2h_host_traddr(void *hosthandle, char *traddr, size_t traddr_len)
+{
+	struct fcloop_rport *rport = hosthandle;
+
+	return snprintf(traddr, traddr_len,
+			"nn-0x%llx:pn-0x%llx",
+			rport->lport->localport->node_name,
+			rport->lport->localport->port_name);
+}
+
 /*
  * Simulate reception of RSCN and converting it to a initiator transport
  * call to rescan a remote port.
@@ -1074,6 +1085,7 @@ 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,
-- 
2.35.3