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nvmet: constify struct nvmet_fabrics_ops 

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-03-20 20:41:35 +01:00 committed by Jens Axboe
parent a5d1861229
commit e929f06d9e
5 changed files with 17 additions and 17 deletions
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12
drivers/nvme/target/core.c
View File

@ -18,7 +18,7 @@
#include "nvmet.h" #include "nvmet.h"
static struct nvmet_fabrics_ops *nvmet_transports[NVMF_TRTYPE_MAX]; static const struct nvmet_fabrics_ops *nvmet_transports[NVMF_TRTYPE_MAX];
static DEFINE_IDA(cntlid_ida); static DEFINE_IDA(cntlid_ida);
/* /*
@ -137,7 +137,7 @@ static void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type,
schedule_work(&ctrl->async_event_work); schedule_work(&ctrl->async_event_work);
} }
int nvmet_register_transport(struct nvmet_fabrics_ops *ops) int nvmet_register_transport(const struct nvmet_fabrics_ops *ops)
{ {
int ret = 0; int ret = 0;
@ -152,7 +152,7 @@ int nvmet_register_transport(struct nvmet_fabrics_ops *ops)
} }
EXPORT_SYMBOL_GPL(nvmet_register_transport); EXPORT_SYMBOL_GPL(nvmet_register_transport);
void nvmet_unregister_transport(struct nvmet_fabrics_ops *ops) void nvmet_unregister_transport(const struct nvmet_fabrics_ops *ops)
{ {
down_write(&nvmet_config_sem); down_write(&nvmet_config_sem);
nvmet_transports[ops->type] = NULL; nvmet_transports[ops->type] = NULL;
@ -162,7 +162,7 @@ EXPORT_SYMBOL_GPL(nvmet_unregister_transport);
int nvmet_enable_port(struct nvmet_port *port) int nvmet_enable_port(struct nvmet_port *port)
{ {
struct nvmet_fabrics_ops *ops; const struct nvmet_fabrics_ops *ops;
int ret; int ret;
lockdep_assert_held(&nvmet_config_sem); lockdep_assert_held(&nvmet_config_sem);
@ -195,7 +195,7 @@ int nvmet_enable_port(struct nvmet_port *port)
void nvmet_disable_port(struct nvmet_port *port) void nvmet_disable_port(struct nvmet_port *port)
{ {
struct nvmet_fabrics_ops *ops; const struct nvmet_fabrics_ops *ops;
lockdep_assert_held(&nvmet_config_sem); lockdep_assert_held(&nvmet_config_sem);
@ -500,7 +500,7 @@ int nvmet_sq_init(struct nvmet_sq *sq)
EXPORT_SYMBOL_GPL(nvmet_sq_init); EXPORT_SYMBOL_GPL(nvmet_sq_init);
bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq, bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq,
struct nvmet_sq *sq, struct nvmet_fabrics_ops *ops) struct nvmet_sq *sq, const struct nvmet_fabrics_ops *ops)
{ {
u8 flags = req->cmd->common.flags; u8 flags = req->cmd->common.flags;
u16 status; u16 status;

4
drivers/nvme/target/fc.c
View File

@ -1563,7 +1563,7 @@ nvmet_fc_ls_disconnect(struct nvmet_fc_tgtport *tgtport,
static void nvmet_fc_fcp_nvme_cmd_done(struct nvmet_req *nvme_req); static void nvmet_fc_fcp_nvme_cmd_done(struct nvmet_req *nvme_req);
static struct nvmet_fabrics_ops nvmet_fc_tgt_fcp_ops; static const struct nvmet_fabrics_ops nvmet_fc_tgt_fcp_ops;
static void static void
nvmet_fc_xmt_ls_rsp_done(struct nvmefc_tgt_ls_req *lsreq) nvmet_fc_xmt_ls_rsp_done(struct nvmefc_tgt_ls_req *lsreq)
@ -2518,7 +2518,7 @@ nvmet_fc_remove_port(struct nvmet_port *port)
/* nothing to do */ /* nothing to do */
} }
static struct nvmet_fabrics_ops nvmet_fc_tgt_fcp_ops = { static const struct nvmet_fabrics_ops nvmet_fc_tgt_fcp_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.type = NVMF_TRTYPE_FC, .type = NVMF_TRTYPE_FC,
.msdbd = 1, .msdbd = 1,

4
drivers/nvme/target/loop.c
View File

@ -71,7 +71,7 @@ static DEFINE_MUTEX(nvme_loop_ctrl_mutex);
static void nvme_loop_queue_response(struct nvmet_req *nvme_req); static void nvme_loop_queue_response(struct nvmet_req *nvme_req);
static void nvme_loop_delete_ctrl(struct nvmet_ctrl *ctrl); static void nvme_loop_delete_ctrl(struct nvmet_ctrl *ctrl);
static struct nvmet_fabrics_ops nvme_loop_ops; static const struct nvmet_fabrics_ops nvme_loop_ops;
static inline int nvme_loop_queue_idx(struct nvme_loop_queue *queue) static inline int nvme_loop_queue_idx(struct nvme_loop_queue *queue)
{ {
@ -675,7 +675,7 @@ static void nvme_loop_remove_port(struct nvmet_port *port)
nvmet_loop_port = NULL; nvmet_loop_port = NULL;
} }
static struct nvmet_fabrics_ops nvme_loop_ops = { static const struct nvmet_fabrics_ops nvme_loop_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.type = NVMF_TRTYPE_LOOP, .type = NVMF_TRTYPE_LOOP,
.add_port = nvme_loop_add_port, .add_port = nvme_loop_add_port,

10
drivers/nvme/target/nvmet.h
View File

@ -130,7 +130,7 @@ struct nvmet_ctrl {
struct delayed_work ka_work; struct delayed_work ka_work;
struct work_struct fatal_err_work; struct work_struct fatal_err_work;
struct nvmet_fabrics_ops *ops; const struct nvmet_fabrics_ops *ops;
char subsysnqn[NVMF_NQN_FIELD_LEN]; char subsysnqn[NVMF_NQN_FIELD_LEN];
char hostnqn[NVMF_NQN_FIELD_LEN]; char hostnqn[NVMF_NQN_FIELD_LEN];
@ -233,7 +233,7 @@ struct nvmet_req {
struct nvmet_port *port; struct nvmet_port *port;
void (*execute)(struct nvmet_req *req); void (*execute)(struct nvmet_req *req);
struct nvmet_fabrics_ops *ops; const struct nvmet_fabrics_ops *ops;
}; };
static inline void nvmet_set_status(struct nvmet_req *req, u16 status) static inline void nvmet_set_status(struct nvmet_req *req, u16 status)
@ -269,7 +269,7 @@ u16 nvmet_parse_discovery_cmd(struct nvmet_req *req);
u16 nvmet_parse_fabrics_cmd(struct nvmet_req *req); u16 nvmet_parse_fabrics_cmd(struct nvmet_req *req);
bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq, bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq,
struct nvmet_sq *sq, struct nvmet_fabrics_ops *ops); struct nvmet_sq *sq, const struct nvmet_fabrics_ops *ops);
void nvmet_req_uninit(struct nvmet_req *req); void nvmet_req_uninit(struct nvmet_req *req);
void nvmet_req_execute(struct nvmet_req *req); void nvmet_req_execute(struct nvmet_req *req);
void nvmet_req_complete(struct nvmet_req *req, u16 status); void nvmet_req_complete(struct nvmet_req *req, u16 status);
@ -303,8 +303,8 @@ void nvmet_ns_disable(struct nvmet_ns *ns);
struct nvmet_ns *nvmet_ns_alloc(struct nvmet_subsys *subsys, u32 nsid); struct nvmet_ns *nvmet_ns_alloc(struct nvmet_subsys *subsys, u32 nsid);
void nvmet_ns_free(struct nvmet_ns *ns); void nvmet_ns_free(struct nvmet_ns *ns);
int nvmet_register_transport(struct nvmet_fabrics_ops *ops); int nvmet_register_transport(const struct nvmet_fabrics_ops *ops);
void nvmet_unregister_transport(struct nvmet_fabrics_ops *ops); void nvmet_unregister_transport(const struct nvmet_fabrics_ops *ops);
int nvmet_enable_port(struct nvmet_port *port); int nvmet_enable_port(struct nvmet_port *port);
void nvmet_disable_port(struct nvmet_port *port); void nvmet_disable_port(struct nvmet_port *port);

4
drivers/nvme/target/rdma.c
View File

@ -136,7 +136,7 @@ static void nvmet_rdma_read_data_done(struct ib_cq *cq, struct ib_wc *wc);
static void nvmet_rdma_qp_event(struct ib_event *event, void *priv); static void nvmet_rdma_qp_event(struct ib_event *event, void *priv);
static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue); static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue);
static struct nvmet_fabrics_ops nvmet_rdma_ops; static const struct nvmet_fabrics_ops nvmet_rdma_ops;
/* XXX: really should move to a generic header sooner or later.. */ /* XXX: really should move to a generic header sooner or later.. */
static inline u32 get_unaligned_le24(const u8 *p) static inline u32 get_unaligned_le24(const u8 *p)
@ -1453,7 +1453,7 @@ static void nvmet_rdma_disc_port_addr(struct nvmet_req *req,
} }
} }
static struct nvmet_fabrics_ops nvmet_rdma_ops = { static const struct nvmet_fabrics_ops nvmet_rdma_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.type = NVMF_TRTYPE_RDMA, .type = NVMF_TRTYPE_RDMA,
.sqe_inline_size = NVMET_RDMA_INLINE_DATA_SIZE, .sqe_inline_size = NVMET_RDMA_INLINE_DATA_SIZE,