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spdk_ioctl: define nvme_ctrlr/bdev in internal .h

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Prepare to insert ioctl related struct and funcs
into lib/bdev/nvme.
This is the start of one set of patches for nvme
ioctl. More details will be put in Trello:
https://trello.com/c/UYL5vhTN/50-nvme-userioctl

Change-Id: I5fc97230400ecab79f19dac4fb2badfd2d337f6c
Signed-off-by: Liu Xiaodong <xiaodong.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/412781
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
This commit is contained in:
Liu Xiaodong 2018-05-28 21:45:52 -04:00 committed by Changpeng Liu
parent 5627cfd000
commit 47c7470dbf
2 changed files with 26 additions and 26 deletions
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25
lib/bdev/nvme/bdev_nvme.c
View File

@ -52,31 +52,6 @@
static void bdev_nvme_get_spdk_running_config(FILE *fp);
static int bdev_nvme_config_json(struct spdk_json_write_ctx *w);
struct nvme_ctrlr {
/**
* points to pinned, physically contiguous memory region;
* contains 4KB IDENTIFY structure for controller which is
* target for CONTROLLER IDENTIFY command during initialization
*/
struct spdk_nvme_ctrlr *ctrlr;
struct spdk_nvme_transport_id trid;
char *name;
int ref;
struct spdk_poller *adminq_timer_poller;
/** linked list pointer for device list */
TAILQ_ENTRY(nvme_ctrlr) tailq;
};
struct nvme_bdev {
struct spdk_bdev disk;
struct nvme_ctrlr *nvme_ctrlr;
struct spdk_nvme_ns *ns;
TAILQ_ENTRY(nvme_bdev) link;
};
struct nvme_io_channel {
struct spdk_nvme_qpair *qpair;
struct spdk_poller *poller;

27
lib/bdev/nvme/bdev_nvme.h
View File

@ -36,11 +36,36 @@
#include "spdk/stdinc.h"
#include "spdk/queue.h"
#include "spdk/nvme.h"
#include "spdk/bdev_module.h"
#define NVME_MAX_CONTROLLERS 1024
struct spdk_bdev;
struct nvme_ctrlr {
/**
* points to pinned, physically contiguous memory region;
* contains 4KB IDENTIFY structure for controller which is
* target for CONTROLLER IDENTIFY command during initialization
*/
struct spdk_nvme_ctrlr *ctrlr;
struct spdk_nvme_transport_id trid;
char *name;
int ref;
struct spdk_poller *adminq_timer_poller;
/** linked list pointer for device list */
TAILQ_ENTRY(nvme_ctrlr) tailq;
};
struct nvme_bdev {
struct spdk_bdev disk;
struct nvme_ctrlr *nvme_ctrlr;
struct spdk_nvme_ns *ns;
TAILQ_ENTRY(nvme_bdev) link;
};
int spdk_bdev_nvme_create(struct spdk_nvme_transport_id *trid,
const char *base_name,