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Mon, 27 May 2024 05:15:43 +0000 From: Daniel Wagner To: Christoph Hellwig Cc: Keith Busch , Sagi Grimberg , linux-nvme@lists.infradead.org, Hannes Reinecke , Chaitanya Kulkarni , Daniel Wagner Subject: [PATCH v5 3/7] nvmet-tcp: implement host_traddr() Date: Mon, 27 May 2024 07:15:21 +0200 Message-ID: <20240527051525.762-4-dwagner@suse.de> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240527051525.762-1-dwagner@suse.de> References: <20240527051525.762-1-dwagner@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-6.80 / 50.00]; REPLY(-4.00)[]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_SEVEN(0.00)[7]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.de:email]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_TLS_ALL(0.00)[] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240526_221552_923126_36FF36AC X-CRM114-Status: GOOD ( 12.01 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org From: Hannes Reinecke Implement callback to display the host transport address. Signed-off-by: Hannes Reinecke Reviewed-by: Sagi Grimberg Reviewed-by: Chaitanya Kulkarni Signed-off-by: Daniel Wagner --- drivers/nvme/target/tcp.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index a5422e2c979a..9c3c1456af52 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -2170,6 +2170,19 @@ 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, @@ -2180,6 +2193,7 @@ 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) -- 2.45.1