Commit a5c2b4f6 authored by James Smart's avatar James Smart Committed by Jens Axboe
Browse files

nvmet-fc: add LS failure messages 



Add LS reception failure messages

Signed-off-by: default avatarJames Smart <jsmart2021@gmail.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 14fd1e98

drivers/nvme/target/fc.c

+19 −3
Original line number Diff line number Diff line
@@ -1598,15 +1598,31 @@ nvmet_fc_rcv_ls_req(struct nvmet_fc_target_port *target_port, 
{

	struct nvmet_fc_tgtport *tgtport = targetport_to_tgtport(target_port);

	struct nvmet_fc_ls_iod *iod;



	if (lsreqbuf_len > sizeof(union nvmefc_ls_requests))

	struct fcnvme_ls_rqst_w0 *w0 = (struct fcnvme_ls_rqst_w0 *)lsreqbuf;



	if (lsreqbuf_len > sizeof(union nvmefc_ls_requests)) {

		dev_info(tgtport->dev,

			"RCV %s LS failed: payload too large (%d)\n",

			(w0->ls_cmd <= NVME_FC_LAST_LS_CMD_VALUE) ?

				nvmefc_ls_names[w0->ls_cmd] : "",

			lsreqbuf_len);

		return -E2BIG;

	}



	if (!nvmet_fc_tgtport_get(tgtport))

	if (!nvmet_fc_tgtport_get(tgtport)) {

		dev_info(tgtport->dev,

			"RCV %s LS failed: target deleting\n",

			(w0->ls_cmd <= NVME_FC_LAST_LS_CMD_VALUE) ?

				nvmefc_ls_names[w0->ls_cmd] : "");

		return -ESHUTDOWN;

	}



	iod = nvmet_fc_alloc_ls_iod(tgtport);

	if (!iod) {

		dev_info(tgtport->dev,

			"RCV %s LS failed: context allocation failed\n",

			(w0->ls_cmd <= NVME_FC_LAST_LS_CMD_VALUE) ?

				nvmefc_ls_names[w0->ls_cmd] : "");

		nvmet_fc_tgtport_put(tgtport);

		return -ENOENT;

	}