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32 * /lnet/selftest/conrpc.h
36 * Author: Liang Zhen <liang@whamcloud.com>
39 #ifndef __LST_CONRPC_H__
40 #define __LST_CONRPC_H__
42 #include "../../include/linux/libcfs/libcfs.h"
43 #include "../../include/linux/lnet/lnet.h"
44 #include "../../include/linux/lnet/lib-types.h"
45 #include "../../include/linux/lnet/lnetst.h"
49 /* Console rpc and rpc transaction */
50 #define LST_TRANS_TIMEOUT 30
51 #define LST_TRANS_MIN_TIMEOUT 3
53 #define LST_VALIDATE_TIMEOUT(t) min(max(t, LST_TRANS_MIN_TIMEOUT), LST_TRANS_TIMEOUT)
55 #define LST_PING_INTERVAL 8
57 struct lstcon_rpc_trans;
58 struct lstcon_tsb_hdr;
63 struct list_head crp_link; /* chain on rpc transaction */
64 struct srpc_client_rpc *crp_rpc; /* client rpc */
65 struct lstcon_node *crp_node; /* destination node */
66 struct lstcon_rpc_trans *crp_trans; /* conrpc transaction */
68 unsigned int crp_posted:1; /* rpc is posted */
69 unsigned int crp_finished:1; /* rpc is finished */
70 unsigned int crp_unpacked:1; /* reply is unpacked */
71 /** RPC is embedded in other structure and can't free it */
72 unsigned int crp_embedded:1;
73 int crp_status; /* console rpc errors */
74 unsigned long crp_stamp; /* replied time stamp */
77 struct lstcon_rpc_trans {
78 struct list_head tas_olink; /* link chain on owner list */
79 struct list_head tas_link; /* link chain on global list */
80 int tas_opc; /* operation code of transaction */
81 unsigned tas_feats_updated; /* features mask is uptodate */
82 unsigned tas_features; /* test features mask */
83 wait_queue_head_t tas_waitq; /* wait queue head */
84 atomic_t tas_remaining; /* # of un-scheduled rpcs */
85 struct list_head tas_rpcs_list; /* queued requests */
88 #define LST_TRANS_PRIVATE 0x1000
90 #define LST_TRANS_SESNEW (LST_TRANS_PRIVATE | 0x01)
91 #define LST_TRANS_SESEND (LST_TRANS_PRIVATE | 0x02)
92 #define LST_TRANS_SESQRY 0x03
93 #define LST_TRANS_SESPING 0x04
95 #define LST_TRANS_TSBCLIADD (LST_TRANS_PRIVATE | 0x11)
96 #define LST_TRANS_TSBSRVADD (LST_TRANS_PRIVATE | 0x12)
97 #define LST_TRANS_TSBRUN (LST_TRANS_PRIVATE | 0x13)
98 #define LST_TRANS_TSBSTOP (LST_TRANS_PRIVATE | 0x14)
99 #define LST_TRANS_TSBCLIQRY 0x15
100 #define LST_TRANS_TSBSRVQRY 0x16
102 #define LST_TRANS_STATQRY 0x21
104 typedef int (*lstcon_rpc_cond_func_t)(int, struct lstcon_node *, void *);
105 typedef int (*lstcon_rpc_readent_func_t)(int, struct srpc_msg *,
106 lstcon_rpc_ent_t __user *);
108 int lstcon_sesrpc_prep(struct lstcon_node *nd, int transop,
109 unsigned version, struct lstcon_rpc **crpc);
110 int lstcon_dbgrpc_prep(struct lstcon_node *nd,
111 unsigned version, struct lstcon_rpc **crpc);
112 int lstcon_batrpc_prep(struct lstcon_node *nd, int transop, unsigned version,
113 struct lstcon_tsb_hdr *tsb, struct lstcon_rpc **crpc);
114 int lstcon_testrpc_prep(struct lstcon_node *nd, int transop, unsigned version,
115 struct lstcon_test *test, struct lstcon_rpc **crpc);
116 int lstcon_statrpc_prep(struct lstcon_node *nd, unsigned version,
117 struct lstcon_rpc **crpc);
118 void lstcon_rpc_put(struct lstcon_rpc *crpc);
119 int lstcon_rpc_trans_prep(struct list_head *translist,
120 int transop, struct lstcon_rpc_trans **transpp);
121 int lstcon_rpc_trans_ndlist(struct list_head *ndlist,
122 struct list_head *translist, int transop,
123 void *arg, lstcon_rpc_cond_func_t condition,
124 struct lstcon_rpc_trans **transpp);
125 void lstcon_rpc_trans_stat(struct lstcon_rpc_trans *trans,
126 lstcon_trans_stat_t *stat);
127 int lstcon_rpc_trans_interpreter(struct lstcon_rpc_trans *trans,
128 struct list_head __user *head_up,
129 lstcon_rpc_readent_func_t readent);
130 void lstcon_rpc_trans_abort(struct lstcon_rpc_trans *trans, int error);
131 void lstcon_rpc_trans_destroy(struct lstcon_rpc_trans *trans);
132 void lstcon_rpc_trans_addreq(struct lstcon_rpc_trans *trans, struct lstcon_rpc *req);
133 int lstcon_rpc_trans_postwait(struct lstcon_rpc_trans *trans, int timeout);
134 int lstcon_rpc_pinger_start(void);
135 void lstcon_rpc_pinger_stop(void);
136 void lstcon_rpc_cleanup_wait(void);
137 int lstcon_rpc_module_init(void);
138 void lstcon_rpc_module_fini(void);