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bdev/nvme: make the controller trid a pointer.

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This lends itself to easily changing the trid during failover.

Signed-off-by: Seth Howell <seth.howell@intel.com>
Change-Id: Iae21a98de4f9dd1192a50abac0ec7fb0dd8a2e99
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2882
Community-CI: Broadcom CI
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
Seth Howell 2020-06-18 12:59:19 -07:00 committed by Tomasz Zawadzki
parent 3a1f5364d2
commit af9e73302f
5 changed files with 35 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
module/bdev/nvme/bdev_nvme.c
View File

@ -841,13 +841,13 @@ bdev_nvme_dump_info_json(void *ctx, struct spdk_json_write_ctx *w)
spdk_json_write_named_object_begin(w, "nvme");
if (nvme_bdev_ctrlr->trid.trtype == SPDK_NVME_TRANSPORT_PCIE) {
spdk_json_write_named_string(w, "pci_address", nvme_bdev_ctrlr->trid.traddr);
if (nvme_bdev_ctrlr->trid->trtype == SPDK_NVME_TRANSPORT_PCIE) {
spdk_json_write_named_string(w, "pci_address", nvme_bdev_ctrlr->trid->traddr);
}
spdk_json_write_named_object_begin(w, "trid");
nvme_bdev_dump_trid_json(&nvme_bdev_ctrlr->trid, w);
nvme_bdev_dump_trid_json(nvme_bdev_ctrlr->trid, w);
spdk_json_write_object_end(w);
@ -1358,10 +1358,19 @@ create_ctrlr(struct spdk_nvme_ctrlr *ctrlr,
SPDK_ERRLOG("Failed to allocate device struct\n");
return -ENOMEM;
}
nvme_bdev_ctrlr->trid = calloc(1, sizeof(*nvme_bdev_ctrlr->trid));
if (nvme_bdev_ctrlr->trid == NULL) {
SPDK_ERRLOG("Failed to allocate device trid struct\n");
free(nvme_bdev_ctrlr);
return -ENOMEM;
}
nvme_bdev_ctrlr->num_ns = spdk_nvme_ctrlr_get_num_ns(ctrlr);
nvme_bdev_ctrlr->namespaces = calloc(nvme_bdev_ctrlr->num_ns, sizeof(struct nvme_bdev_ns *));
if (!nvme_bdev_ctrlr->namespaces) {
SPDK_ERRLOG("Failed to allocate block namespaces pointer\n");
free(nvme_bdev_ctrlr->trid);
free(nvme_bdev_ctrlr);
return -ENOMEM;
}
@ -1374,6 +1383,7 @@ create_ctrlr(struct spdk_nvme_ctrlr *ctrlr,
free(nvme_bdev_ctrlr->namespaces[i - 1]);
}
free(nvme_bdev_ctrlr->namespaces);
free(nvme_bdev_ctrlr->trid);
free(nvme_bdev_ctrlr);
return -ENOMEM;
}
@ -1382,10 +1392,11 @@ create_ctrlr(struct spdk_nvme_ctrlr *ctrlr,
nvme_bdev_ctrlr->adminq_timer_poller = NULL;
nvme_bdev_ctrlr->ctrlr = ctrlr;
nvme_bdev_ctrlr->ref = 0;
nvme_bdev_ctrlr->trid = *trid;
*nvme_bdev_ctrlr->trid = *trid;
nvme_bdev_ctrlr->name = strdup(name);
if (nvme_bdev_ctrlr->name == NULL) {
free(nvme_bdev_ctrlr->namespaces);
free(nvme_bdev_ctrlr->trid);
free(nvme_bdev_ctrlr);
return -ENOMEM;
}
@ -1396,6 +1407,7 @@ create_ctrlr(struct spdk_nvme_ctrlr *ctrlr,
SPDK_ERRLOG("Unable to initialize OCSSD controller\n");
free(nvme_bdev_ctrlr->name);
free(nvme_bdev_ctrlr->namespaces);
free(nvme_bdev_ctrlr->trid);
free(nvme_bdev_ctrlr);
return rc;
}
@ -1787,12 +1799,12 @@ bdev_nvme_delete(const char *name)
return -ENODEV;
}
if (nvme_bdev_ctrlr->trid.trtype == SPDK_NVME_TRANSPORT_PCIE) {
if (nvme_bdev_ctrlr->trid->trtype == SPDK_NVME_TRANSPORT_PCIE) {
entry = calloc(1, sizeof(*entry));
if (!entry) {
return -ENOMEM;
}
entry->trid = nvme_bdev_ctrlr->trid;
entry->trid = *nvme_bdev_ctrlr->trid;
TAILQ_INSERT_TAIL(&g_skipped_nvme_ctrlrs, entry, tailq);
}
@ -2636,31 +2648,31 @@ bdev_nvme_get_spdk_running_config(FILE *fp)
const char *trtype;
const char *prchk_flags;
trtype = spdk_nvme_transport_id_trtype_str(nvme_bdev_ctrlr->trid.trtype);
trtype = spdk_nvme_transport_id_trtype_str(nvme_bdev_ctrlr->trid->trtype);
if (!trtype) {
continue;
}
if (nvme_bdev_ctrlr->trid.trtype == SPDK_NVME_TRANSPORT_PCIE) {
if (nvme_bdev_ctrlr->trid->trtype == SPDK_NVME_TRANSPORT_PCIE) {
fprintf(fp, "TransportID \"trtype:%s traddr:%s\" %s\n",
trtype,
nvme_bdev_ctrlr->trid.traddr, nvme_bdev_ctrlr->name);
nvme_bdev_ctrlr->trid->traddr, nvme_bdev_ctrlr->name);
} else {
const char *adrfam;
adrfam = spdk_nvme_transport_id_adrfam_str(nvme_bdev_ctrlr->trid.adrfam);
adrfam = spdk_nvme_transport_id_adrfam_str(nvme_bdev_ctrlr->trid->adrfam);
prchk_flags = spdk_nvme_prchk_flags_str(nvme_bdev_ctrlr->prchk_flags);
if (adrfam) {
fprintf(fp, "TransportID \"trtype:%s adrfam:%s traddr:%s trsvcid:%s subnqn:%s\" %s",
trtype, adrfam,
nvme_bdev_ctrlr->trid.traddr, nvme_bdev_ctrlr->trid.trsvcid,
nvme_bdev_ctrlr->trid.subnqn, nvme_bdev_ctrlr->name);
nvme_bdev_ctrlr->trid->traddr, nvme_bdev_ctrlr->trid->trsvcid,
nvme_bdev_ctrlr->trid->subnqn, nvme_bdev_ctrlr->name);
} else {
fprintf(fp, "TransportID \"trtype:%s traddr:%s trsvcid:%s subnqn:%s\" %s",
trtype,
nvme_bdev_ctrlr->trid.traddr, nvme_bdev_ctrlr->trid.trsvcid,
nvme_bdev_ctrlr->trid.subnqn, nvme_bdev_ctrlr->name);
nvme_bdev_ctrlr->trid->traddr, nvme_bdev_ctrlr->trid->trsvcid,
nvme_bdev_ctrlr->trid->subnqn, nvme_bdev_ctrlr->name);
}
if (prchk_flags) {
@ -2768,7 +2780,7 @@ bdev_nvme_config_json(struct spdk_json_write_ctx *w)
pthread_mutex_lock(&g_bdev_nvme_mutex);
TAILQ_FOREACH(nvme_bdev_ctrlr, &g_nvme_bdev_ctrlrs, tailq) {
trid = &nvme_bdev_ctrlr->trid;
trid = nvme_bdev_ctrlr->trid;
spdk_json_write_object_begin(w);

2
module/bdev/nvme/bdev_nvme_rpc.c
View File

@ -357,7 +357,7 @@ rpc_dump_nvme_controller_info(struct spdk_json_write_ctx *w,
{
struct spdk_nvme_transport_id *trid;
trid = &nvme_bdev_ctrlr->trid;
trid = nvme_bdev_ctrlr->trid;
spdk_json_write_object_begin(w);
spdk_json_write_named_string(w, "name", nvme_bdev_ctrlr->name);

3
module/bdev/nvme/common.c
View File

@ -45,7 +45,7 @@ nvme_bdev_ctrlr_get(const struct spdk_nvme_transport_id *trid)
struct nvme_bdev_ctrlr *nvme_bdev_ctrlr;
TAILQ_FOREACH(nvme_bdev_ctrlr, &g_nvme_bdev_ctrlrs, tailq) {
if (spdk_nvme_transport_id_compare(trid, &nvme_bdev_ctrlr->trid) == 0) {
if (spdk_nvme_transport_id_compare(trid, nvme_bdev_ctrlr->trid) == 0) {
return nvme_bdev_ctrlr;
}
}
@ -128,6 +128,7 @@ nvme_bdev_unregister_cb(void *io_device)
free(nvme_bdev_ctrlr->namespaces[i]);
}
free(nvme_bdev_ctrlr->namespaces);
free(nvme_bdev_ctrlr->trid);
free(nvme_bdev_ctrlr);
pthread_mutex_lock(&g_bdev_nvme_mutex);

2
module/bdev/nvme/common.h
View File

@ -76,7 +76,7 @@ struct nvme_bdev_ctrlr {
* target for CONTROLLER IDENTIFY command during initialization
*/
struct spdk_nvme_ctrlr *ctrlr;
struct spdk_nvme_transport_id trid;
struct spdk_nvme_transport_id *trid;
char *name;
int ref;
bool resetting;

5
test/unit/lib/bdev/bdev_ocssd.c/bdev_ocssd_ut.c
View File

@ -211,10 +211,13 @@ create_nvme_bdev_controller(const struct spdk_nvme_transport_id *trid, const cha
nvme_bdev_ctrlr->namespaces = calloc(ctrlr->ns_count, sizeof(struct nvme_bdev_ns *));
SPDK_CU_ASSERT_FATAL(nvme_bdev_ctrlr->namespaces != NULL);
nvme_bdev_ctrlr->trid = calloc(1, sizeof(struct spdk_nvme_transport_id));
SPDK_CU_ASSERT_FATAL(nvme_bdev_ctrlr->trid != NULL);
nvme_bdev_ctrlr->ctrlr = ctrlr;
nvme_bdev_ctrlr->num_ns = ctrlr->ns_count;
nvme_bdev_ctrlr->ref = 0;
nvme_bdev_ctrlr->trid = *trid;
*nvme_bdev_ctrlr->trid = *trid;
nvme_bdev_ctrlr->name = strdup(name);
for (nsid = 0; nsid < ctrlr->ns_count; ++nsid) {