svc_rdma.h File Reference

#include <linux/sunrpc/xdr.h>
#include <linux/sunrpc/svcsock.h>
#include <linux/sunrpc/rpc_rdma.h>
#include <rdma/ib_verbs.h>
#include <rdma/rdma_cm.h>

Go to the source code of this file.

Data Structures
struct	svc_rdma_op_ctxt
struct	svc_rdma_chunk_sge
struct	svc_rdma_fastreg_mr
struct	svc_rdma_req_map
struct	svcxprt_rdma

Macros
#define	SVCRDMA_DEBUG
#define	RPCRDMA_VERSION   1
#define	RDMACTXT_F_FAST_UNREG   1
#define	RDMACTXT_F_LAST_CTXT   2
#define	SVCRDMA_DEVCAP_FAST_REG   1 /* fast mr registration */
#define	SVCRDMA_DEVCAP_READ_W_INV   2 /* read w/ invalidate */
#define	RDMAXPRT_RQ_PENDING   1
#define	RDMAXPRT_SQ_PENDING   2
#define	RDMAXPRT_CONN_PENDING   3
#define	RPCRDMA_LISTEN_BACKLOG   10
#define	RPCRDMA_ORD   (64/4)
#define	RPCRDMA_SQ_DEPTH_MULT   8
#define	RPCRDMA_MAX_THREADS   16
#define	RPCRDMA_MAX_REQUESTS   16
#define	RPCRDMA_MAX_REQ_SIZE   4096

Functions
void	svc_rdma_rcl_chunk_counts (struct rpcrdma_read_chunk *, int *, int *)
int	svc_rdma_xdr_decode_req (struct rpcrdma_msg **, struct svc_rqst *)
int	svc_rdma_xdr_decode_deferred_req (struct svc_rqst *)
int	svc_rdma_xdr_encode_error (struct svcxprt_rdma *, struct rpcrdma_msg *, enum rpcrdma_errcode, u32 *)
void	svc_rdma_xdr_encode_write_list (struct rpcrdma_msg *, int)
void	svc_rdma_xdr_encode_reply_array (struct rpcrdma_write_array *, int)
void	svc_rdma_xdr_encode_array_chunk (struct rpcrdma_write_array *, int, __be32, __be64, u32)
void	svc_rdma_xdr_encode_reply_header (struct svcxprt_rdma *, struct rpcrdma_msg *, struct rpcrdma_msg *, enum rpcrdma_proc)
int	svc_rdma_xdr_get_reply_hdr_len (struct rpcrdma_msg *)
int	svc_rdma_recvfrom (struct svc_rqst *)
int	svc_rdma_sendto (struct svc_rqst *)
int	svc_rdma_send (struct svcxprt_rdma *, struct ib_send_wr *)
void	svc_rdma_send_error (struct svcxprt_rdma *, struct rpcrdma_msg *, enum rpcrdma_errcode)
struct page *	svc_rdma_get_page (void)
int	svc_rdma_post_recv (struct svcxprt_rdma *)
int	svc_rdma_create_listen (struct svc_serv *, int, struct sockaddr *)
struct svc_rdma_op_ctxt *	svc_rdma_get_context (struct svcxprt_rdma *)
void	svc_rdma_put_context (struct svc_rdma_op_ctxt *, int)
void	svc_rdma_unmap_dma (struct svc_rdma_op_ctxt *ctxt)
struct svc_rdma_req_map *	svc_rdma_get_req_map (void)
void	svc_rdma_put_req_map (struct svc_rdma_req_map *)
int	svc_rdma_fastreg (struct svcxprt_rdma *, struct svc_rdma_fastreg_mr *)
struct svc_rdma_fastreg_mr *	svc_rdma_get_frmr (struct svcxprt_rdma *)
void	svc_rdma_put_frmr (struct svcxprt_rdma *, struct svc_rdma_fastreg_mr *)
void	svc_sq_reap (struct svcxprt_rdma *)
void	svc_rq_reap (struct svcxprt_rdma *)
void	svc_rdma_prep_reply_hdr (struct svc_rqst *)
int	svc_rdma_init (void)
void	svc_rdma_cleanup (void)

Variables
unsigned int	svcrdma_ord
unsigned int	svcrdma_max_requests
unsigned int	svcrdma_max_req_size
atomic_t	rdma_stat_recv
atomic_t	rdma_stat_read
atomic_t	rdma_stat_write
atomic_t	rdma_stat_sq_starve
atomic_t	rdma_stat_rq_starve
atomic_t	rdma_stat_rq_poll
atomic_t	rdma_stat_rq_prod
atomic_t	rdma_stat_sq_poll
atomic_t	rdma_stat_sq_prod
struct svc_xprt_class	svc_rdma_class

Macro Definition Documentation

#define RDMACTXT_F_FAST_UNREG   1

Definition at line 125 of file svc_rdma.h.

#define RDMACTXT_F_LAST_CTXT   2

Definition at line 126 of file svc_rdma.h.

#define RDMAXPRT_CONN_PENDING   3

Definition at line 171 of file svc_rdma.h.

#define RDMAXPRT_RQ_PENDING   1

Definition at line 169 of file svc_rdma.h.

#define RDMAXPRT_SQ_PENDING   2

Definition at line 170 of file svc_rdma.h.

#define RPCRDMA_LISTEN_BACKLOG   10

Definition at line 173 of file svc_rdma.h.

#define RPCRDMA_MAX_REQ_SIZE   4096

Definition at line 180 of file svc_rdma.h.

#define RPCRDMA_MAX_REQUESTS   16

Definition at line 179 of file svc_rdma.h.

#define RPCRDMA_MAX_THREADS   16

Definition at line 178 of file svc_rdma.h.

#define RPCRDMA_ORD   (64/4)

Definition at line 176 of file svc_rdma.h.

#define RPCRDMA_SQ_DEPTH_MULT   8

Definition at line 177 of file svc_rdma.h.

#define RPCRDMA_VERSION   1

Definition at line 66 of file svc_rdma.h.

#define SVCRDMA_DEBUG

Definition at line 49 of file svc_rdma.h.

#define SVCRDMA_DEVCAP_FAST_REG   1 /* fast mr registration */

Definition at line 128 of file svc_rdma.h.

#define SVCRDMA_DEVCAP_READ_W_INV   2 /* read w/ invalidate */

Definition at line 129 of file svc_rdma.h.

Function Documentation

void svc_rdma_cleanup

(

void

)

Definition at line 235 of file svc_rdma.c.

int svc_rdma_create_listen	(	struct svc_serv *	,
		int	,
		struct sockaddr *
	)

int svc_rdma_fastreg	(	struct svcxprt_rdma *	,
		struct svc_rdma_fastreg_mr *
	)

Definition at line 1221 of file svc_rdma_transport.c.

struct svc_rdma_op_ctxt* svc_rdma_get_context ( struct svcxprt_rdma *  )

read

Definition at line 94 of file svc_rdma_transport.c.

struct svc_rdma_fastreg_mr* svc_rdma_get_frmr ( struct svcxprt_rdma *  )

read

Definition at line 771 of file svc_rdma_transport.c.

struct page* svc_rdma_get_page ( void  )

read

Definition at line 474 of file svc_rdma_transport.c.

struct svc_rdma_req_map* svc_rdma_get_req_map ( void  )

read

Definition at line 153 of file svc_rdma_transport.c.

int svc_rdma_init

(

void

)

Definition at line 248 of file svc_rdma.c.

int svc_rdma_post_recv

(

struct svcxprt_rdma *

)

Definition at line 487 of file svc_rdma_transport.c.

void svc_rdma_prep_reply_hdr

(

struct svc_rqst *

)

Definition at line 657 of file svc_rdma_sendto.c.

void svc_rdma_put_context	(	struct svc_rdma_op_ctxt *	,
		int
	)

Definition at line 133 of file svc_rdma_transport.c.

void svc_rdma_put_frmr	(	struct svcxprt_rdma *	,
		struct svc_rdma_fastreg_mr *
	)

Definition at line 804 of file svc_rdma_transport.c.

void svc_rdma_put_req_map

(

struct svc_rdma_req_map *

)

Definition at line 167 of file svc_rdma_transport.c.

void svc_rdma_rcl_chunk_counts	(	struct rpcrdma_read_chunk *	,
		int *	,
		int *
	)

Definition at line 77 of file svc_rdma_marshal.c.

int svc_rdma_recvfrom

(

struct svc_rqst *

)

Definition at line 584 of file svc_rdma_recvfrom.c.

int svc_rdma_send	(	struct svcxprt_rdma *	,
		struct ib_send_wr *
	)

Definition at line 1245 of file svc_rdma_transport.c.

void svc_rdma_send_error	(	struct svcxprt_rdma *	,
		struct rpcrdma_msg *	,
		enum	rpcrdma_errcode
	)

Definition at line 1303 of file svc_rdma_transport.c.

int svc_rdma_sendto

(

struct svc_rqst *

)

Definition at line 673 of file svc_rdma_sendto.c.

void svc_rdma_unmap_dma

(

struct svc_rdma_op_ctxt *

ctxt

)

Definition at line 112 of file svc_rdma_transport.c.

int svc_rdma_xdr_decode_deferred_req

(

struct svc_rqst *

)

Definition at line 222 of file svc_rdma_marshal.c.

int svc_rdma_xdr_decode_req	(	struct rpcrdma_msg **	,
		struct svc_rqst *
	)

Definition at line 156 of file svc_rdma_marshal.c.

void svc_rdma_xdr_encode_array_chunk	(	struct rpcrdma_write_array *	,
		int	,
		__be32	,
		__be64	,
		u32
	)

Definition at line 352 of file svc_rdma_marshal.c.

int svc_rdma_xdr_encode_error	(	struct svcxprt_rdma *	,
		struct rpcrdma_msg *	,
		enum	rpcrdma_errcode,
		u32 *
	)

Definition at line 278 of file svc_rdma_marshal.c.

void svc_rdma_xdr_encode_reply_array	(	struct rpcrdma_write_array *	,
		int
	)

Definition at line 345 of file svc_rdma_marshal.c.

void svc_rdma_xdr_encode_reply_header	(	struct svcxprt_rdma *	,
		struct rpcrdma_msg *	,
		struct rpcrdma_msg *	,
		enum	rpcrdma_proc
	)

Definition at line 364 of file svc_rdma_marshal.c.

void svc_rdma_xdr_encode_write_list	(	struct rpcrdma_msg *	,
		int
	)

Definition at line 325 of file svc_rdma_marshal.c.

int svc_rdma_xdr_get_reply_hdr_len

(

struct rpcrdma_msg *

)

Definition at line 297 of file svc_rdma_marshal.c.

void svc_rq_reap

(

struct svcxprt_rdma *

)

void svc_sq_reap

(

struct svcxprt_rdma *

)

Variable Documentation

atomic_t rdma_stat_read

Definition at line 66 of file svc_rdma.c.

atomic_t rdma_stat_recv

Definition at line 65 of file svc_rdma.c.

atomic_t rdma_stat_rq_poll

Definition at line 70 of file svc_rdma.c.

atomic_t rdma_stat_rq_prod

Definition at line 71 of file svc_rdma.c.

atomic_t rdma_stat_rq_starve

Definition at line 69 of file svc_rdma.c.

atomic_t rdma_stat_sq_poll

Definition at line 72 of file svc_rdma.c.

atomic_t rdma_stat_sq_prod

Definition at line 73 of file svc_rdma.c.

atomic_t rdma_stat_sq_starve

Definition at line 68 of file svc_rdma.c.

atomic_t rdma_stat_write

Definition at line 67 of file svc_rdma.c.

struct svc_xprt_class svc_rdma_class

Definition at line 87 of file svc_rdma_transport.c.

unsigned int svcrdma_max_req_size

Definition at line 61 of file svc_rdma.c.

unsigned int svcrdma_max_requests

Definition at line 58 of file svc_rdma.c.

unsigned int svcrdma_ord

Definition at line 55 of file svc_rdma.c.