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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 <linux/libcfs/libcfs.h>
43 #include <linux/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 unsigned long crp_stamp; /* replied time stamp */
76 struct lstcon_rpc_trans {
77 struct list_head tas_olink; /* link chain on owner list */
78 struct list_head tas_link; /* link chain on global list */
79 int tas_opc; /* operation code of transaction */
80 unsigned int tas_feats_updated; /* features mask is uptodate */
81 unsigned int tas_features; /* test features mask */
82 wait_queue_head_t tas_waitq; /* wait queue head */
83 atomic_t tas_remaining; /* # of un-scheduled rpcs */
84 struct list_head tas_rpcs_list; /* queued requests */
87 #define LST_TRANS_PRIVATE 0x1000
89 #define LST_TRANS_SESNEW (LST_TRANS_PRIVATE | 0x01)
90 #define LST_TRANS_SESEND (LST_TRANS_PRIVATE | 0x02)
91 #define LST_TRANS_SESQRY 0x03
92 #define LST_TRANS_SESPING 0x04
94 #define LST_TRANS_TSBCLIADD (LST_TRANS_PRIVATE | 0x11)
95 #define LST_TRANS_TSBSRVADD (LST_TRANS_PRIVATE | 0x12)
96 #define LST_TRANS_TSBRUN (LST_TRANS_PRIVATE | 0x13)
97 #define LST_TRANS_TSBSTOP (LST_TRANS_PRIVATE | 0x14)
98 #define LST_TRANS_TSBCLIQRY 0x15
99 #define LST_TRANS_TSBSRVQRY 0x16
101 #define LST_TRANS_STATQRY 0x21
103 typedef int (*lstcon_rpc_cond_func_t)(int, struct lstcon_node *, void *);
104 typedef int (*lstcon_rpc_readent_func_t)(int, struct srpc_msg *,
105 struct lstcon_rpc_ent __user *);
107 int lstcon_sesrpc_prep(struct lstcon_node *nd, int transop,
108 unsigned int version, struct lstcon_rpc **crpc);
109 int lstcon_dbgrpc_prep(struct lstcon_node *nd,
110 unsigned int version, struct lstcon_rpc **crpc);
111 int lstcon_batrpc_prep(struct lstcon_node *nd, int transop,
112 unsigned int version, struct lstcon_tsb_hdr *tsb,
113 struct lstcon_rpc **crpc);
114 int lstcon_testrpc_prep(struct lstcon_node *nd, int transop,
115 unsigned int version, struct lstcon_test *test,
116 struct lstcon_rpc **crpc);
117 int lstcon_statrpc_prep(struct lstcon_node *nd, unsigned int version,
118 struct lstcon_rpc **crpc);
119 void lstcon_rpc_put(struct lstcon_rpc *crpc);
120 int lstcon_rpc_trans_prep(struct list_head *translist,
121 int transop, struct lstcon_rpc_trans **transpp);
122 int lstcon_rpc_trans_ndlist(struct list_head *ndlist,
123 struct list_head *translist, int transop,
124 void *arg, lstcon_rpc_cond_func_t condition,
125 struct lstcon_rpc_trans **transpp);
126 void lstcon_rpc_trans_stat(struct lstcon_rpc_trans *trans,
127 struct lstcon_trans_stat *stat);
128 int lstcon_rpc_trans_interpreter(struct lstcon_rpc_trans *trans,
129 struct list_head __user *head_up,
130 lstcon_rpc_readent_func_t readent);
131 void lstcon_rpc_trans_abort(struct lstcon_rpc_trans *trans, int error);
132 void lstcon_rpc_trans_destroy(struct lstcon_rpc_trans *trans);
133 void lstcon_rpc_trans_addreq(struct lstcon_rpc_trans *trans,
134 struct lstcon_rpc *req);
135 int lstcon_rpc_trans_postwait(struct lstcon_rpc_trans *trans, int timeout);
136 int lstcon_rpc_pinger_start(void);
137 void lstcon_rpc_pinger_stop(void);
138 void lstcon_rpc_cleanup_wait(void);
139 int lstcon_rpc_module_init(void);
140 void lstcon_rpc_module_fini(void);