Commit c4626aa4 authored by Shuhei Matsumoto's avatar Shuhei Matsumoto Committed by Tomasz Zawadzki
Browse files

bdev/nvme: Rename nvme_bdev_ns by nvme_ns 



This object will be aggregated by the upper layer object nvme_bdev.
Hence based on the new naming rule, rename nvme_bdev_ns by nvme_ns.

Signed-off-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: I96a70213b29fb53437acd080a0787ec9f5a6759a
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8379


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarAleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent c710c9ac

module/bdev/nvme/bdev_nvme.c

+27 −27
Original line number Diff line number Diff line
@@ -192,9 +192,9 @@ static int bdev_nvme_failover(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, bool remo 
static void remove_cb(void *cb_ctx, struct spdk_nvme_ctrlr *ctrlr);



typedef void (*populate_namespace_fn)(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

				      struct nvme_bdev_ns *nvme_ns, struct nvme_async_probe_ctx *ctx);

				      struct nvme_ns *nvme_ns, struct nvme_async_probe_ctx *ctx);

static void nvme_ctrlr_populate_standard_namespace(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

		struct nvme_bdev_ns *nvme_ns, struct nvme_async_probe_ctx *ctx);

		struct nvme_ns *nvme_ns, struct nvme_async_probe_ctx *ctx);



static populate_namespace_fn g_populate_namespace_fn[] = {

	NULL,
@@ -202,8 +202,8 @@ static populate_namespace_fn g_populate_namespace_fn[] = { 
	bdev_ocssd_populate_namespace,

};



typedef void (*depopulate_namespace_fn)(struct nvme_bdev_ns *nvme_ns);

static void nvme_ctrlr_depopulate_standard_namespace(struct nvme_bdev_ns *nvme_ns);

typedef void (*depopulate_namespace_fn)(struct nvme_ns *nvme_ns);

static void nvme_ctrlr_depopulate_standard_namespace(struct nvme_ns *nvme_ns);



static depopulate_namespace_fn g_depopulate_namespace_fn[] = {

	NULL,
@@ -212,9 +212,9 @@ static depopulate_namespace_fn g_depopulate_namespace_fn[] = { 
};



typedef void (*config_json_namespace_fn)(struct spdk_json_write_ctx *w,

		struct nvme_bdev_ns *nvme_ns);

		struct nvme_ns *nvme_ns);

static void nvme_ctrlr_config_json_standard_namespace(struct spdk_json_write_ctx *w,

		struct nvme_bdev_ns *nvme_ns);

		struct nvme_ns *nvme_ns);



static config_json_namespace_fn g_config_json_namespace_fn[] = {

	NULL,
@@ -360,7 +360,7 @@ static int 
bdev_nvme_destruct(void *ctx)

{

	struct nvme_bdev *nvme_disk = ctx;

	struct nvme_bdev_ns *nvme_ns = nvme_disk->nvme_ns;

	struct nvme_ns *nvme_ns = nvme_disk->nvme_ns;



	pthread_mutex_lock(&nvme_ns->ctrlr->mutex);
@@ -961,7 +961,7 @@ static bool 
bdev_nvme_io_type_supported(void *ctx, enum spdk_bdev_io_type io_type)

{

	struct nvme_bdev *nbdev = ctx;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	struct spdk_nvme_ns *ns;

	struct spdk_nvme_ctrlr *ctrlr;

	const struct spdk_nvme_ctrlr_data *cdata;
@@ -1190,7 +1190,7 @@ static int 
bdev_nvme_dump_info_json(void *ctx, struct spdk_json_write_ctx *w)

{

	struct nvme_bdev *nvme_bdev = ctx;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	struct spdk_nvme_ns *ns;

	struct spdk_nvme_ctrlr *ctrlr;

	const struct spdk_nvme_ctrlr_data *cdata;
@@ -1455,7 +1455,7 @@ nvme_disk_create(struct spdk_bdev *disk, const char *base_name, 
}



static int

nvme_bdev_create(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, struct nvme_bdev_ns *nvme_ns)

nvme_bdev_create(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, struct nvme_ns *nvme_ns)

{

	struct nvme_bdev *bdev;

	int rc;
@@ -1500,7 +1500,7 @@ bdev_nvme_compare_ns(struct spdk_nvme_ns *ns1, struct spdk_nvme_ns *ns2) 


static void

nvme_ctrlr_populate_standard_namespace(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

				       struct nvme_bdev_ns *nvme_ns, struct nvme_async_probe_ctx *ctx)

				       struct nvme_ns *nvme_ns, struct nvme_async_probe_ctx *ctx)

{

	struct spdk_nvme_ctrlr	*ctrlr = nvme_bdev_ctrlr->ctrlr;

	struct spdk_nvme_ns	*ns;
@@ -1616,7 +1616,7 @@ timeout_cb(void *cb_arg, struct spdk_nvme_ctrlr *ctrlr, 
}



static void

nvme_ctrlr_depopulate_standard_namespace(struct nvme_bdev_ns *nvme_ns)

nvme_ctrlr_depopulate_standard_namespace(struct nvme_ns *nvme_ns)

{

	struct nvme_bdev *bdev;
@@ -1629,21 +1629,21 @@ nvme_ctrlr_depopulate_standard_namespace(struct nvme_bdev_ns *nvme_ns) 
}



static void

nvme_ctrlr_populate_namespace(struct nvme_bdev_ctrlr *ctrlr, struct nvme_bdev_ns *nvme_ns,

nvme_ctrlr_populate_namespace(struct nvme_bdev_ctrlr *ctrlr, struct nvme_ns *nvme_ns,

			      struct nvme_async_probe_ctx *ctx)

{

	g_populate_namespace_fn[nvme_ns->type](ctrlr, nvme_ns, ctx);

}



static void

nvme_ctrlr_depopulate_namespace(struct nvme_bdev_ctrlr *ctrlr, struct nvme_bdev_ns *nvme_ns)

nvme_ctrlr_depopulate_namespace(struct nvme_bdev_ctrlr *ctrlr, struct nvme_ns *nvme_ns)

{

	g_depopulate_namespace_fn[nvme_ns->type](nvme_ns);

}



void

nvme_ctrlr_populate_namespace_done(struct nvme_async_probe_ctx *ctx,

				   struct nvme_bdev_ns *nvme_ns, int rc)

				   struct nvme_ns *nvme_ns, int rc)

{

	struct nvme_bdev_ctrlr *nvme_bdev_ctrlr = nvme_ns->ctrlr;
@@ -1670,7 +1670,7 @@ nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, 
			       struct nvme_async_probe_ctx *ctx)

{

	struct spdk_nvme_ctrlr	*ctrlr = nvme_bdev_ctrlr->ctrlr;

	struct nvme_bdev_ns	*nvme_ns;

	struct nvme_ns	*nvme_ns;

	struct spdk_nvme_ns	*ns;

	struct nvme_bdev	*bdev;

	uint32_t		i;
@@ -1691,7 +1691,7 @@ nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, 
		nvme_ns = nvme_bdev_ctrlr->namespaces[i];

		ns_is_active = spdk_nvme_ctrlr_is_active_ns(ctrlr, nsid);



		if (nvme_ns->populated && ns_is_active && nvme_ns->type == NVME_BDEV_NS_STANDARD) {

		if (nvme_ns->populated && ns_is_active && nvme_ns->type == NVME_NS_STANDARD) {

			/* NS is still there but attributes may have changed */

			ns = spdk_nvme_ctrlr_get_ns(ctrlr, nsid);

			num_sectors = spdk_nvme_ns_get_num_sectors(ns);
@@ -1715,9 +1715,9 @@ nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, 
			nvme_ns->id = nsid;

			nvme_ns->ctrlr = nvme_bdev_ctrlr;

			if (spdk_nvme_ctrlr_is_ocssd_supported(ctrlr)) {

				nvme_ns->type = NVME_BDEV_NS_OCSSD;

				nvme_ns->type = NVME_NS_OCSSD;

			} else {

				nvme_ns->type = NVME_BDEV_NS_STANDARD;

				nvme_ns->type = NVME_NS_STANDARD;

			}



			nvme_ns->bdev = NULL;
@@ -1751,7 +1751,7 @@ static void 
nvme_ctrlr_depopulate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr)

{

	uint32_t i;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;



	for (i = 0; i < nvme_bdev_ctrlr->num_ns; i++) {

		uint32_t nsid = i + 1;
@@ -1844,7 +1844,7 @@ nvme_bdev_ctrlr_create(struct spdk_nvme_ctrlr *ctrlr, 


	num_ns = spdk_nvme_ctrlr_get_num_ns(ctrlr);

	if (num_ns != 0) {

		nvme_bdev_ctrlr->namespaces = calloc(num_ns, sizeof(struct nvme_bdev_ns *));

		nvme_bdev_ctrlr->namespaces = calloc(num_ns, sizeof(struct nvme_ns *));

		if (!nvme_bdev_ctrlr->namespaces) {

			SPDK_ERRLOG("Failed to allocate block namespaces pointer\n");

			rc = -ENOMEM;
@@ -1852,7 +1852,7 @@ nvme_bdev_ctrlr_create(struct spdk_nvme_ctrlr *ctrlr, 
		}



		for (i = 0; i < num_ns; i++) {

			nvme_bdev_ctrlr->namespaces[i] = calloc(1, sizeof(struct nvme_bdev_ns));

			nvme_bdev_ctrlr->namespaces[i] = calloc(1, sizeof(struct nvme_ns));

			if (nvme_bdev_ctrlr->namespaces[i] == NULL) {

				SPDK_ERRLOG("Failed to allocate block namespace struct\n");

				rc = -ENOMEM;
@@ -2114,7 +2114,7 @@ static void 
nvme_ctrlr_populate_namespaces_done(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

				    struct nvme_async_probe_ctx *ctx)

{

	struct nvme_bdev_ns	*nvme_ns;

	struct nvme_ns	*nvme_ns;

	struct nvme_bdev	*nvme_bdev;

	uint32_t		i, nsid;

	size_t			j;
@@ -2135,7 +2135,7 @@ nvme_ctrlr_populate_namespaces_done(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, 
		assert(nvme_ns->id == nsid);

		nvme_bdev = nvme_ns->bdev;

		if (nvme_bdev == NULL) {

			assert(nvme_ns->type == NVME_BDEV_NS_OCSSD);

			assert(nvme_ns->type == NVME_NS_OCSSD);

			continue;

		}

		if (j < ctx->count) {
@@ -2189,7 +2189,7 @@ bdev_nvme_compare_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr, 
			     struct spdk_nvme_ctrlr *new_ctrlr)

{

	uint32_t i, nsid;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	struct spdk_nvme_ns *new_ns;



	if (spdk_nvme_ctrlr_get_num_ns(new_ctrlr) != nvme_bdev_ctrlr->num_ns) {
@@ -3397,13 +3397,13 @@ bdev_nvme_abort(struct nvme_ctrlr_channel *ctrlr_ch, struct nvme_bdev_io *bio, 


static void

nvme_ctrlr_config_json_standard_namespace(struct spdk_json_write_ctx *w,

		struct nvme_bdev_ns *nvme_ns)

		struct nvme_ns *nvme_ns)

{

	/* nop */

}



static void

nvme_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_bdev_ns *nvme_ns)

nvme_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_ns *nvme_ns)

{

	g_config_json_namespace_fn[nvme_ns->type](w, nvme_ns);

}

module/bdev/nvme/bdev_ocssd.c

+16 −16
Original line number Diff line number Diff line
@@ -100,7 +100,7 @@ struct ocssd_bdev_ctrlr { 
};



static struct bdev_ocssd_ns *

bdev_ocssd_get_ns_from_nvme(struct nvme_bdev_ns *nvme_ns)

bdev_ocssd_get_ns_from_nvme(struct nvme_ns *nvme_ns)

{

	return nvme_ns->type_ctx;

}
@@ -139,7 +139,7 @@ bdev_ocssd_config_json(struct spdk_json_write_ctx *w) 
}



void

bdev_ocssd_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_bdev_ns *nvme_ns)

bdev_ocssd_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_ns *nvme_ns)

{

	struct nvme_bdev *nvme_bdev;
@@ -229,7 +229,7 @@ bdev_ocssd_destruct(void *ctx) 
{

	struct ocssd_bdev *ocssd_bdev = ctx;

	struct nvme_bdev *nvme_bdev = &ocssd_bdev->nvme_bdev;

	struct nvme_bdev_ns *nvme_ns = nvme_bdev->nvme_ns;

	struct nvme_ns *nvme_ns = nvme_bdev->nvme_ns;



	pthread_mutex_lock(&nvme_ns->ctrlr->mutex);
@@ -913,7 +913,7 @@ bdev_ocssd_get_io_channel(void *ctx) 
}



static void

bdev_ocssd_free_namespace(struct nvme_bdev_ns *nvme_ns)

bdev_ocssd_free_namespace(struct nvme_ns *nvme_ns)

{

	struct nvme_bdev *bdev;
@@ -929,7 +929,7 @@ bdev_ocssd_free_namespace(struct nvme_bdev_ns *nvme_ns) 
}



static void

bdev_ocssd_push_media_events(struct nvme_bdev_ns *nvme_ns,

bdev_ocssd_push_media_events(struct nvme_ns *nvme_ns,

			     struct spdk_ocssd_chunk_notification_entry *chunk_entry)

{

	struct bdev_ocssd_ns *ocssd_ns = bdev_ocssd_get_ns_from_nvme(nvme_ns);
@@ -975,7 +975,7 @@ bdev_ocssd_push_media_events(struct nvme_bdev_ns *nvme_ns, 
}



static void

bdev_ocssd_notify_media_management(struct nvme_bdev_ns *nvme_ns)

bdev_ocssd_notify_media_management(struct nvme_ns *nvme_ns)

{

	struct nvme_bdev *nvme_bdev;
@@ -988,7 +988,7 @@ bdev_ocssd_notify_media_management(struct nvme_bdev_ns *nvme_ns) 
static void

bdev_ocssd_chunk_notification_cb(void *ctx, const struct spdk_nvme_cpl *cpl)

{

	struct nvme_bdev_ns *nvme_ns = ctx;

	struct nvme_ns *nvme_ns = ctx;

	struct bdev_ocssd_ns *ocssd_ns = bdev_ocssd_get_ns_from_nvme(nvme_ns);

	struct spdk_ocssd_chunk_notification_entry *chunk_entry;

	size_t chunk_id;
@@ -1038,7 +1038,7 @@ static int 
bdev_ocssd_poll_mm(void *ctx)

{

	struct nvme_bdev_ctrlr *nvme_bdev_ctrlr = ctx;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	struct bdev_ocssd_ns *ocssd_ns;

	uint32_t nsid;

	int rc;
@@ -1076,7 +1076,7 @@ void 
bdev_ocssd_handle_chunk_notification(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr)

{

	struct bdev_ocssd_ns *ocssd_ns;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	uint32_t nsid;



	for (nsid = 0; nsid < nvme_bdev_ctrlr->num_ns; ++nsid) {
@@ -1099,7 +1099,7 @@ static struct spdk_bdev_fn_table ocssdlib_fn_table = { 


struct bdev_ocssd_create_ctx {

	struct ocssd_bdev				*ocssd_bdev;

	struct nvme_bdev_ns				*nvme_ns;

	struct nvme_ns				*nvme_ns;

	bdev_ocssd_create_cb				cb_fn;

	void						*cb_arg;

	uint64_t					chunk_offset;
@@ -1129,7 +1129,7 @@ bdev_ocssd_register_bdev(void *ctx) 
{

	struct bdev_ocssd_create_ctx *create_ctx = ctx;

	struct nvme_bdev *nvme_bdev = &create_ctx->ocssd_bdev->nvme_bdev;

	struct nvme_bdev_ns *nvme_ns = create_ctx->nvme_ns;

	struct nvme_ns *nvme_ns = create_ctx->nvme_ns;

	int rc;



	rc = spdk_bdev_register(&nvme_bdev->disk);
@@ -1253,7 +1253,7 @@ bdev_ocssd_create_bdev(const char *ctrlr_name, const char *bdev_name, uint32_t n 
	struct nvme_bdev *nvme_bdev = NULL;

	struct ocssd_bdev *ocssd_bdev = NULL;

	struct spdk_nvme_ns *ns;

	struct nvme_bdev_ns *nvme_ns;

	struct nvme_ns *nvme_ns;

	struct bdev_ocssd_ns *ocssd_ns;

	struct spdk_ocssd_geometry_data *geometry;

	int rc = 0;
@@ -1411,7 +1411,7 @@ bdev_ocssd_delete_bdev(const char *bdev_name, bdev_ocssd_delete_cb cb_fn, void * 


struct bdev_ocssd_populate_ns_ctx {

	struct nvme_async_probe_ctx	*nvme_ctx;

	struct nvme_bdev_ns		*nvme_ns;

	struct nvme_ns		*nvme_ns;

};



static void
@@ -1419,7 +1419,7 @@ bdev_ocssd_geometry_cb(void *_ctx, const struct spdk_nvme_cpl *cpl) 
{

	struct bdev_ocssd_populate_ns_ctx *ctx = _ctx;

	struct nvme_async_probe_ctx *nvme_ctx = ctx->nvme_ctx;

	struct nvme_bdev_ns *nvme_ns = ctx->nvme_ns;

	struct nvme_ns *nvme_ns = ctx->nvme_ns;

	struct bdev_ocssd_ns *ocssd_ns = bdev_ocssd_get_ns_from_nvme(nvme_ns);

	const struct spdk_ocssd_geometry_data *geometry = &ocssd_ns->geometry;

	struct bdev_ocssd_lba_offsets *offsets = &ocssd_ns->lba_offsets;
@@ -1445,7 +1445,7 @@ bdev_ocssd_geometry_cb(void *_ctx, const struct spdk_nvme_cpl *cpl) 


void

bdev_ocssd_populate_namespace(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

			      struct nvme_bdev_ns *nvme_ns,

			      struct nvme_ns *nvme_ns,

			      struct nvme_async_probe_ctx *nvme_ctx)

{

	struct bdev_ocssd_ns *ocssd_ns;
@@ -1497,7 +1497,7 @@ error: 
}



void

bdev_ocssd_depopulate_namespace(struct nvme_bdev_ns *nvme_ns)

bdev_ocssd_depopulate_namespace(struct nvme_ns *nvme_ns)

{

	struct bdev_ocssd_ns *ocssd_ns;

module/bdev/nvme/bdev_ocssd.h

+3 −3
Original line number Diff line number Diff line
@@ -45,10 +45,10 @@ void bdev_ocssd_create_bdev(const char *ctrlr_name, const char *bdev_name, uint3 
void bdev_ocssd_delete_bdev(const char *bdev_name, bdev_ocssd_delete_cb cb_fn, void *cb_arg);



void bdev_ocssd_populate_namespace(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,

				   struct nvme_bdev_ns *nvme_ns,

				   struct nvme_ns *nvme_ns,

				   struct nvme_async_probe_ctx *ctx);

void bdev_ocssd_depopulate_namespace(struct nvme_bdev_ns *nvme_ns);

void bdev_ocssd_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_bdev_ns *nvme_ns);

void bdev_ocssd_depopulate_namespace(struct nvme_ns *nvme_ns);

void bdev_ocssd_namespace_config_json(struct spdk_json_write_ctx *w, struct nvme_ns *nvme_ns);



int bdev_ocssd_create_io_channel(struct nvme_ctrlr_channel *ioch);

void bdev_ocssd_destroy_io_channel(struct nvme_ctrlr_channel *ioch);

module/bdev/nvme/common.c

+1 −1
Original line number Diff line number Diff line
@@ -194,7 +194,7 @@ nvme_bdev_ctrlr_release(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr) 
}



void

nvme_ctrlr_depopulate_namespace_done(struct nvme_bdev_ns *nvme_ns)

nvme_ctrlr_depopulate_namespace_done(struct nvme_ns *nvme_ns)

{

	struct nvme_bdev_ctrlr *nvme_bdev_ctrlr = nvme_ns->ctrlr;

module/bdev/nvme/common.h

+10 −10
Original line number Diff line number Diff line
@@ -46,15 +46,15 @@ extern bool g_bdev_nvme_module_finish; 


#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,

enum nvme_ns_type {

	NVME_NS_UNKNOWN		= 0,

	NVME_NS_STANDARD	= 1,

	NVME_NS_OCSSD		= 2,

};



struct nvme_bdev_ns {

struct nvme_ns {

	uint32_t		id;

	enum nvme_bdev_ns_type	type;

	enum nvme_ns_type	type;

	/** Marks whether this data structure has its bdevs

	 *  populated for the associated namespace.  It is used

	 *  to keep track if we need manage the populated
@@ -98,7 +98,7 @@ struct nvme_bdev_ctrlr { 
	uint32_t				prchk_flags;

	uint32_t				num_ns;

	/** Array of pointers to namespaces indexed by nsid - 1 */

	struct nvme_bdev_ns			**namespaces;

	struct nvme_ns				**namespaces;



	struct spdk_opal_dev			*opal_dev;
@@ -119,7 +119,7 @@ struct nvme_bdev_ctrlr { 


struct nvme_bdev {

	struct spdk_bdev	disk;

	struct nvme_bdev_ns	*nvme_ns;

	struct nvme_ns		*nvme_ns;

	bool			opal;

};
@@ -163,8 +163,8 @@ struct nvme_ctrlr_channel { 
};



void nvme_ctrlr_populate_namespace_done(struct nvme_async_probe_ctx *ctx,

					struct nvme_bdev_ns *nvme_ns, int rc);

void nvme_ctrlr_depopulate_namespace_done(struct nvme_bdev_ns *nvme_ns);

					struct nvme_ns *nvme_ns, int rc);

void nvme_ctrlr_depopulate_namespace_done(struct nvme_ns *nvme_ns);



struct nvme_bdev_ctrlr *nvme_bdev_ctrlr_get(const struct spdk_nvme_transport_id *trid);

struct nvme_bdev_ctrlr *nvme_bdev_ctrlr_get_by_name(const char *name);