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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 <libcfs/libcfs.h>
43 #include <lnet/lib-types.h>
44 #include <uapi/linux/lnet/lnetst.h>
48 /* Console rpc and rpc transaction */
49 #define LST_TRANS_TIMEOUT 30
50 #define LST_TRANS_MIN_TIMEOUT 3
52 #define LST_VALIDATE_TIMEOUT(t) MIN(MAX(t, LST_TRANS_MIN_TIMEOUT), LST_TRANS_TIMEOUT)
54 #define LST_PING_INTERVAL 8
56 struct lstcon_rpc_trans;
57 struct lstcon_tsb_hdr;
62 struct list_head crp_link; /* chain on rpc transaction */
63 struct srpc_client_rpc *crp_rpc; /* client rpc */
64 struct lstcon_node *crp_node; /* destination node */
65 struct lstcon_rpc_trans *crp_trans; /* conrpc transaction */
67 unsigned int crp_posted:1; /* rpc is posted */
68 unsigned int crp_finished:1; /* rpc is finished */
69 unsigned int crp_unpacked:1; /* reply is unpacked */
70 /** RPC is embedded in other structure and can't free it */
71 unsigned int crp_embedded:1;
72 int crp_status; /* console rpc errors */
73 s64 crp_stamp_ns; /* replied time stamp */
76 struct lstcon_rpc_trans {
77 /* link chain on owner list */
78 struct list_head tas_olink;
79 /* link chain on global list */
80 struct list_head tas_link;
81 /* operation code of transaction */
83 /* features mask is uptodate */
84 unsigned tas_feats_updated;
85 /* test features mask */
86 unsigned tas_features;
87 wait_queue_head_t tas_waitq; /* wait queue head */
88 atomic_t tas_remaining; /* # of un-scheduled rpcs */
89 struct list_head tas_rpcs_list; /* queued requests */
92 #define LST_TRANS_PRIVATE 0x1000
94 #define LST_TRANS_SESNEW (LST_TRANS_PRIVATE | 0x01)
95 #define LST_TRANS_SESEND (LST_TRANS_PRIVATE | 0x02)
96 #define LST_TRANS_SESQRY 0x03
97 #define LST_TRANS_SESPING 0x04
99 #define LST_TRANS_TSBCLIADD (LST_TRANS_PRIVATE | 0x11)
100 #define LST_TRANS_TSBSRVADD (LST_TRANS_PRIVATE | 0x12)
101 #define LST_TRANS_TSBRUN (LST_TRANS_PRIVATE | 0x13)
102 #define LST_TRANS_TSBSTOP (LST_TRANS_PRIVATE | 0x14)
103 #define LST_TRANS_TSBCLIQRY 0x15
104 #define LST_TRANS_TSBSRVQRY 0x16
106 #define LST_TRANS_STATQRY 0x21
108 typedef int (*lstcon_rpc_cond_func_t)(int, struct lstcon_node *, void *);
109 typedef int (*lstcon_rpc_readent_func_t)(int, struct srpc_msg *,
110 struct lstcon_rpc_ent __user *);
112 int lstcon_sesrpc_prep(struct lstcon_node *nd, int transop,
113 unsigned int version, struct lstcon_rpc **crpc);
114 int lstcon_dbgrpc_prep(struct lstcon_node *nd,
115 unsigned int version, struct lstcon_rpc **crpc);
116 int lstcon_batrpc_prep(struct lstcon_node *nd, int transop, unsigned version,
117 struct lstcon_tsb_hdr *tsb, struct lstcon_rpc **crpc);
118 int lstcon_testrpc_prep(struct lstcon_node *nd, int transop, unsigned version,
119 struct lstcon_test *test, struct lstcon_rpc **crpc);
120 int lstcon_statrpc_prep(struct lstcon_node *nd, unsigned version,
121 struct lstcon_rpc **crpc);
122 void lstcon_rpc_put(struct lstcon_rpc *crpc);
123 int lstcon_rpc_trans_prep(struct list_head *translist,
124 int transop, struct lstcon_rpc_trans **transpp);
125 int lstcon_rpc_trans_ndlist(struct list_head *ndlist,
126 struct list_head *translist, int transop,
127 void *arg, lstcon_rpc_cond_func_t condition,
128 struct lstcon_rpc_trans **transpp);
129 void lstcon_rpc_trans_stat(struct lstcon_rpc_trans *trans,
130 struct lstcon_trans_stat *stat);
131 int lstcon_rpc_trans_interpreter(struct lstcon_rpc_trans *trans,
132 struct list_head __user *head_up,
133 lstcon_rpc_readent_func_t readent);
134 void lstcon_rpc_trans_abort(struct lstcon_rpc_trans *trans, int error);
135 void lstcon_rpc_trans_destroy(struct lstcon_rpc_trans *trans);
136 void lstcon_rpc_trans_addreq(struct lstcon_rpc_trans *trans,
137 struct lstcon_rpc *req);
138 int lstcon_rpc_trans_postwait(struct lstcon_rpc_trans *trans, int timeout);
139 int lstcon_rpc_pinger_start(void);
140 void lstcon_rpc_pinger_stop(void);
141 void lstcon_rpc_cleanup_wait(void);
142 int lstcon_rpc_module_init(void);
143 void lstcon_rpc_module_fini(void);