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bdev/nvme: add function to create an entry_ctx for discovery

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This reduces some code duplication since the same
function will be reused in an upcoming patch.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Id6764171ff93c95de49792a4488f2c205b8eddb6
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11769
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
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 <smatsumoto@nvidia.com>
This commit is contained in:
Jim Harris 2022-02-25 01:16:40 +00:00 committed by Tomasz Zawadzki
parent 81587f0663
commit 5428fb0133
1 changed files with 21 additions and 6 deletions
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27
module/bdev/nvme/bdev_nvme.c
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@ -4468,6 +4468,24 @@ discovery_attach_controller_done(void *cb_ctx, size_t bdev_count, int rc)
}
}
static struct discovery_entry_ctx *
create_discovery_entry_ctx(struct discovery_ctx *ctx, struct spdk_nvme_transport_id *trid)
{
struct discovery_entry_ctx *new_ctx;
new_ctx = calloc(1, sizeof(*new_ctx));
if (new_ctx == NULL) {
DISCOVERY_ERRLOG(ctx, "could not allocate new entry_ctx\n");
return NULL;
}
new_ctx->ctx = ctx;
memcpy(&new_ctx->trid, trid, sizeof(*trid));
spdk_nvme_ctrlr_get_default_ctrlr_opts(&new_ctx->drv_opts, sizeof(new_ctx->drv_opts));
snprintf(new_ctx->drv_opts.hostnqn, sizeof(new_ctx->drv_opts.hostnqn), "%s", ctx->hostnqn);
return new_ctx;
}
static void
discovery_log_page_cb(void *cb_arg, int rc, const struct spdk_nvme_cpl *cpl,
struct spdk_nvmf_discovery_log_page *log_page)
@ -4495,18 +4513,15 @@ discovery_log_page_cb(void *cb_arg, int rc, const struct spdk_nvme_cpl *cpl,
new_entry = &log_page->entries[i];
if (new_entry->subtype == SPDK_NVMF_SUBTYPE_DISCOVERY) {
struct discovery_entry_ctx *new_ctx;
struct spdk_nvme_transport_id trid;
new_ctx = calloc(1, sizeof(*new_ctx));
build_trid_from_log_page_entry(&trid, new_entry);
new_ctx = create_discovery_entry_ctx(ctx, &trid);
if (new_ctx == NULL) {
DISCOVERY_ERRLOG(ctx, "could not allocate new entry_ctx\n");
break;
}
new_ctx->ctx = ctx;
memcpy(&new_ctx->entry, new_entry, sizeof(*new_entry));
build_trid_from_log_page_entry(&new_ctx->trid, new_entry);
spdk_nvme_ctrlr_get_default_ctrlr_opts(&new_ctx->drv_opts, sizeof(new_ctx->drv_opts));
snprintf(new_ctx->drv_opts.hostnqn, sizeof(new_ctx->drv_opts.hostnqn), "%s", ctx->hostnqn);
TAILQ_INSERT_TAIL(&ctx->discovery_entry_ctxs, new_ctx, tailq);
continue;
}