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nvmet-tcp: implement host_traddr()

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Implement callback to display the host transport address.

Signed-off-by: Hannes Reinecke <hare@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Daniel Wagner <dwagner@suse.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
This commit is contained in:
Hannes Reinecke 2024-05-27 07:15:21 +02:00 committed by Keith Busch
parent 7e5c3de3f2
commit b4bbe00d21
1 changed files with 14 additions and 0 deletions
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14
drivers/nvme/target/tcp.c
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@ -2167,6 +2167,19 @@ static void nvmet_tcp_disc_port_addr(struct nvmet_req *req,
}
}
static ssize_t nvmet_tcp_host_port_addr(struct nvmet_ctrl *ctrl,
char *traddr, size_t traddr_len)
{
struct nvmet_sq *sq = ctrl->sqs[0];
struct nvmet_tcp_queue *queue =
container_of(sq, struct nvmet_tcp_queue, nvme_sq);
if (queue->sockaddr_peer.ss_family == AF_UNSPEC)
return -EINVAL;
return snprintf(traddr, traddr_len, "%pISc",
(struct sockaddr *)&queue->sockaddr_peer);
}
static const struct nvmet_fabrics_ops nvmet_tcp_ops = {
.owner = THIS_MODULE,
.type = NVMF_TRTYPE_TCP,
@ -2177,6 +2190,7 @@ static const struct nvmet_fabrics_ops nvmet_tcp_ops = {
.delete_ctrl = nvmet_tcp_delete_ctrl,
.install_queue = nvmet_tcp_install_queue,
.disc_traddr = nvmet_tcp_disc_port_addr,
.host_traddr = nvmet_tcp_host_port_addr,
};
static int __init nvmet_tcp_init(void)