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nvme: rename nqn fields in public API to subnqn

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The discover and probe 'nqn' fields are subsystem NQNs, so name them
subnqn to be consistent with the spec and the rest of the code and to
distinguish them from host NQNs.

Change-Id: I4a80fbc1f4b037c8a4f91c8f28d2a96e47c66c47
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
This commit is contained in:
Daniel Verkamp 2016-11-28 16:51:05 -07:00 committed by Jim Harris
parent 89136259ec
commit 9d025383eb
4 changed files with 15 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
examples/nvme/identify/identify.c
View File

@ -406,9 +406,9 @@ print_controller(struct spdk_nvme_ctrlr *ctrlr, const struct spdk_nvme_probe_inf
cdata = spdk_nvme_ctrlr_get_data(ctrlr);
printf("=====================================================\n");
if (probe_info->nqn[0]) {
if (probe_info->subnqn[0]) {
printf("NVMe over Fabrics controller at %s:%s: %s\n",
probe_info->traddr, probe_info->trsvcid, probe_info->nqn);
probe_info->traddr, probe_info->trsvcid, probe_info->subnqn);
} else {
printf("NVMe Controller at %04x:%02x:%02x.%x [%04x:%04x]\n",
probe_info->pci_addr.domain, probe_info->pci_addr.bus,
@ -874,7 +874,7 @@ parse_args(int argc, char **argv)
{
int op, rc;
info.nqn = SPDK_NVMF_DISCOVERY_NQN;
info.subnqn = SPDK_NVMF_DISCOVERY_NQN;
while ((op = getopt(argc, argv, "a:n:s:t:xH")) != -1) {
switch (op) {
@ -902,7 +902,7 @@ parse_args(int argc, char **argv)
info.trsvcid = optarg;
break;
case 'n':
info.nqn = optarg;
info.subnqn = optarg;
break;
case 'H':
default:
@ -911,7 +911,7 @@ parse_args(int argc, char **argv)
}
}
if (!info.traddr || !info.trsvcid || !info.nqn) {
if (!info.traddr || !info.trsvcid || !info.subnqn) {
return 0;
}
@ -920,7 +920,7 @@ parse_args(int argc, char **argv)
return 0;
}
if (strlen(info.nqn) >= SPDK_NVMF_NQN_MAX_LEN) {
if (strlen(info.subnqn) >= SPDK_NVMF_NQN_MAX_LEN) {
printf("NQN must be less than %d bytes long\n", SPDK_NVMF_NQN_MAX_LEN);
return 0;
}

4
include/spdk/nvme.h
View File

@ -123,7 +123,7 @@ struct spdk_nvme_discover_info {
/**
* Subsystem NQN of the NVMe over Fabrics discovery service.
*/
const char *nqn;
const char *subnqn;
/**
* Transport address of the NVMe over Fabrics discovery service. For transports which use IP
@ -161,7 +161,7 @@ struct spdk_nvme_probe_info {
*
* If this is not an NVMe over Fabrics controller, this field will be a zero-length string.
*/
char nqn[SPDK_NVMF_NQN_MAX_LEN + 1];
char subnqn[SPDK_NVMF_NQN_MAX_LEN + 1];
/**
* NVMe over Fabrics transport type.

2
lib/nvme/nvme.c
View File

@ -392,7 +392,7 @@ int spdk_nvme_discover(const struct spdk_nvme_discover_info *info, void *cb_ctx,
spdk_nvme_attach_cb attach_cb,
spdk_nvme_remove_cb remove_cb)
{
if (!info || !info->traddr || !info->trsvcid || !info->nqn) {
if (!info || !info->traddr || !info->trsvcid || !info->subnqn) {
return -1;
}

12
lib/nvme/nvme_rdma.c
View File

@ -765,7 +765,7 @@ nvme_rdma_qpair_fabric_connect(struct nvme_rdma_qpair *rqpair)
strncpy((char *)&nvmf_data->hostid, (char *)NVME_HOST_ID_DEFAULT,
strlen((char *)NVME_HOST_ID_DEFAULT));
strncpy((char *)nvmf_data->hostnqn, ctrlr->opts.hostnqn, sizeof(nvmf_data->hostnqn));
strncpy((char *)nvmf_data->subnqn, ctrlr->probe_info.nqn, sizeof(nvmf_data->subnqn));
strncpy((char *)nvmf_data->subnqn, ctrlr->probe_info.subnqn, sizeof(nvmf_data->subnqn));
if (nvme_qpair_is_admin_queue(&rqpair->qpair)) {
rc = spdk_nvme_ctrlr_cmd_admin_raw(ctrlr,
@ -1060,7 +1060,7 @@ nvme_rdma_ctrlr_scan(enum spdk_nvme_transport transport,
spdk_nvme_ctrlr_opts_set_defaults(&discovery_opts);
probe_info.trtype = (uint8_t)transport;
snprintf(probe_info.nqn, sizeof(probe_info.nqn), "%s", discover_info->nqn);
snprintf(probe_info.subnqn, sizeof(probe_info.subnqn), "%s", discover_info->subnqn);
snprintf(probe_info.traddr, sizeof(probe_info.traddr), "%s", discover_info->traddr);
snprintf(probe_info.trsvcid, sizeof(probe_info.trsvcid), "%s", discover_info->trsvcid);
@ -1116,8 +1116,8 @@ nvme_rdma_ctrlr_scan(enum spdk_nvme_transport transport,
continue;
}
len = end - entry->subnqn;
memcpy(probe_info.nqn, entry->subnqn, len);
probe_info.nqn[len] = '\0';
memcpy(probe_info.subnqn, entry->subnqn, len);
probe_info.subnqn[len] = '\0';
/* Convert traddr to a null terminated string. */
len = spdk_strlen_pad(entry->traddr, sizeof(entry->traddr), ' ');
@ -1127,8 +1127,8 @@ nvme_rdma_ctrlr_scan(enum spdk_nvme_transport transport,
len = spdk_strlen_pad(entry->trsvcid, sizeof(entry->trsvcid), ' ');
memcpy(probe_info.trsvcid, entry->trsvcid, len);
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "nqn=%s, trtype=%u, traddr=%s, trsvcid=%s\n", probe_info.nqn,
probe_info.trtype, probe_info.traddr, probe_info.trsvcid);
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "subnqn=%s, trtype=%u, traddr=%s, trsvcid=%s\n",
probe_info.subnqn, probe_info.trtype, probe_info.traddr, probe_info.trsvcid);
/* Todo: need to differentiate the NVMe over fabrics to avoid duplicated connection */
nvme_probe_one(entry->trtype, probe_cb, cb_ctx, &probe_info, NULL);
}