Commit 62db72ca authored Nov 25, 2019 by Jim Harris Committed by Tomasz Zawadzki Nov 28, 2019

bdev/nvme: add namespace types



Eventually these may be defined by the NVMe spec, but
for now add something local to the bdev/nvme module.
These will currently only differentiate "standard"
namespaces from ocssd namespaces.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I7853c97f3d3c28fd9f2fcd2440c57dc262954b46

Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/475795


Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>

parent 9fa00069

module/bdev/nvme/bdev_nvme.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1047,6 +1047,11 @@ nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr)
		if (!ns->active && spdk_nvme_ctrlr_is_active_ns(ctrlr, nsid)) {
		ns->id = nsid;
		ns->ctrlr = nvme_bdev_ctrlr;
		if (spdk_nvme_ctrlr_is_ocssd_supported(ctrlr)) {
		ns->type = NVME_BDEV_NS_OCSSD;
		} else {
		ns->type = NVME_BDEV_NS_STANDARD;
		}

		TAILQ_INIT(&ns->bdevs);

module/bdev/nvme/common.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -44,8 +44,15 @@ extern pthread_mutex_t g_bdev_nvme_mutex;

		#define NVME_MAX_CONTROLLERS 1024

		enum nvme_bdev_ns_type {
		NVME_BDEV_NS_UNKNOWN = 0,
		NVME_BDEV_NS_STANDARD = 1,
		NVME_BDEV_NS_OCSSD = 2,
		};

		struct nvme_bdev_ns {
		uint32_t id;
		enum nvme_bdev_ns_type type;
		bool active;
		struct spdk_nvme_ns *ns;
		struct nvme_bdev_ctrlr *ctrlr;