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LU-13004 ptlrpc: Allow BULK_BUF_KIOV to accept a kvec
[fs/lustre-release.git] / lnet / selftest / console.h
index 38c8289..09cd0e8 100644 (file)
@@ -1,6 +1,4 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
  * GPL HEADER START
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * You should have received a copy of the GNU General Public License
  * version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * GPL HEADER END
  */
 /*
- * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
+ *
+ * Copyright (c) 2012, 2013, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
 #ifndef __LST_CONSOLE_H__
 #define __LST_CONSOLE_H__
 
-#ifdef __KERNEL__
+#include <linux/uaccess.h>
 
 #include <libcfs/libcfs.h>
-#include <lnet/lnet.h>
 #include <lnet/lib-types.h>
-#include <lnet/lnetst.h>
+#include <uapi/linux/lnet/lnetst.h>
 #include "selftest.h"
 #include "conrpc.h"
 
-typedef struct lstcon_node {
-        lnet_process_id_t    nd_id;          /* id of the node */
+/* node descriptor */
+struct lstcon_node {
+       struct lnet_process_id    nd_id;        /* id of the node */
         int                  nd_ref;         /* reference count */
         int                  nd_state;       /* state of the node */
         int                  nd_timeout;     /* session timeout */
-        cfs_time_t           nd_stamp;       /* timestamp of last replied RPC */
-        struct lstcon_rpc    nd_ping;        /* ping rpc */
-} lstcon_node_t;                                /*** node descriptor */
-
-typedef struct {
-        cfs_list_t           ndl_link;       /* chain on list */
-        cfs_list_t           ndl_hlink;      /* chain on hash */
-        lstcon_node_t       *ndl_node;       /* pointer to node */
-} lstcon_ndlink_t;                              /*** node link descriptor */
-
-typedef struct {
-        cfs_list_t           grp_link;       /* chain on global group list */
-        int                  grp_ref;        /* reference count */
-        int                  grp_userland;   /* has userland nodes */
-        int                  grp_nnode;      /* # of nodes */
-        char                 grp_name[LST_NAME_SIZE]; /* group name */
-
-        cfs_list_t           grp_trans_list; /* transaction list */
-        cfs_list_t           grp_ndl_list;   /* nodes list */
-        cfs_list_t           grp_ndl_hash[0];/* hash table for nodes */
-} lstcon_group_t;                    /*** (alias of nodes) group descriptor */
+       ktime_t                 nd_stamp;       /* last RPC reply timestamp */
+       struct lstcon_rpc       nd_ping;        /* ping rpc */
+};
+
+/* node link descriptor */
+struct lstcon_ndlink {
+       struct list_head        ndl_link;       /* chain on list */
+       struct list_head        ndl_hlink;      /* chain on hash */
+       struct lstcon_node      *ndl_node;      /* pointer to node */
+};
+
+/* (alias of nodes) group descriptor */
+struct lstcon_group {
+       struct list_head        grp_link;       /* chain on global group list */
+       int                     grp_ref;        /* reference count */
+       int                     grp_userland;   /* has userland nodes */
+       int                     grp_nnode;      /* # of nodes */
+       char                    grp_name[LST_NAME_SIZE];        /* group name */
+
+       struct list_head        grp_trans_list; /* transaction list */
+       struct list_head        grp_ndl_list;   /* nodes list */
+       struct list_head        grp_ndl_hash[0];/* hash table for nodes */
+};
 
 #define LST_BATCH_IDLE          0xB0            /* idle batch */
 #define LST_BATCH_RUNNING       0xB1            /* running batch */
 
-typedef struct lstcon_tsb_hdr {
-        lst_bid_t               tsb_id;         /* batch ID */
+struct lstcon_tsb_hdr {
+       struct lst_bid          tsb_id;         /* batch ID */
         int                     tsb_index;      /* test index */
-} lstcon_tsb_hdr_t;
-
-typedef struct {
-        lstcon_tsb_hdr_t        bat_hdr;        /* test_batch header */
-        cfs_list_t              bat_link;       /* chain on session's batches list */
-        int                     bat_ntest;      /* # of test */
-        int                     bat_state;      /* state of the batch */
-        int                     bat_arg;        /* parameter for run|stop, timeout for run, force for stop */
-        char                    bat_name[LST_NAME_SIZE]; /* name of batch */
-
-        cfs_list_t              bat_test_list;  /* list head of tests (lstcon_test_t) */
-        cfs_list_t              bat_trans_list; /* list head of transaction */
-        cfs_list_t              bat_cli_list;   /* list head of client nodes (lstcon_node_t) */
-        cfs_list_t             *bat_cli_hash;   /* hash table of client nodes */ 
-        cfs_list_t              bat_srv_list;   /* list head of server nodes */
-        cfs_list_t             *bat_srv_hash;   /* hash table of server nodes */
-} lstcon_batch_t;                             /*** (tests ) batch descritptor */
-
-typedef struct lstcon_test {
-        lstcon_tsb_hdr_t      tes_hdr;        /* test batch header */
-        cfs_list_t            tes_link;       /* chain on batch's tests list */
-        lstcon_batch_t       *tes_batch;      /* pointer to batch */
+};
+
+/* (tests ) batch descriptor */
+struct lstcon_batch {
+       /* test_batch header */
+       struct lstcon_tsb_hdr   bat_hdr;
+       /* chain on session's batches list */
+       struct list_head        bat_link;
+       /* # of test */
+       int                     bat_ntest;
+       /* state of the batch */
+       int                     bat_state;
+       /* parameter for run|stop, timeout for run, force for stop */
+       int                     bat_arg;
+       /* name of batch */
+       char                    bat_name[LST_NAME_SIZE];
+
+       /* list head of tests (lstcon_test_t) */
+       struct list_head        bat_test_list;
+       /* list head of transaction */
+       struct list_head        bat_trans_list;
+       /* list head of client nodes (struct lstcon_node) */
+       struct list_head        bat_cli_list;
+       /* hash table of client nodes */
+       struct list_head        *bat_cli_hash;
+       /* list head of server nodes */
+       struct list_head        bat_srv_list;
+       /* hash table of server nodes */
+       struct list_head        *bat_srv_hash;
+};
+
+/* a single test descriptor */
+struct lstcon_test {
+       /* test batch header */
+       struct lstcon_tsb_hdr   tes_hdr;
+       /* chain on batch's tests list */
+       struct list_head        tes_link;
+       /* pointer to batch */
+       struct lstcon_batch     *tes_batch;
 
         int                   tes_type;       /* type of the test, i.e: bulk, ping */
         int                   tes_stop_onerr; /* stop on error */
@@ -117,13 +132,13 @@ typedef struct lstcon_test {
         int                   tes_span;       /* nodes span of target group */
         int                   tes_cliidx;     /* client index, used for RPC creating */
 
-        cfs_list_t  tes_trans_list; /* transaction list */
-        lstcon_group_t       *tes_src_grp;    /* group run the test */
-        lstcon_group_t       *tes_dst_grp;    /* target group */
+       struct list_head        tes_trans_list; /* transaction list */
+       struct lstcon_group     *tes_src_grp;   /* group run the test */
+       struct lstcon_group     *tes_dst_grp;   /* target group */
 
         int                   tes_paramlen;   /* test parameter length */
         char                  tes_param[0];   /* test parameter */
-} lstcon_test_t;                                /*** a single test descriptor */
+};
 
 #define LST_GLOBAL_HASHSIZE     503             /* global nodes hash table size */
 #define LST_NODE_HASHSIZE       239             /* node hash table (for batch or group) */
@@ -133,93 +148,117 @@ typedef struct lstcon_test {
 
 #define LST_CONSOLE_TIMEOUT     300             /* default console timeout */
 
-typedef struct {
-        cfs_semaphore_t         ses_mutex;      /* lock for session, only one thread can enter session */
-        lst_sid_t               ses_id;         /* global session id */
+struct lstcon_session {
+       struct mutex            ses_mutex;      /* only 1 thread in session */
+       struct lst_sid          ses_id;         /* global session id */
         int                     ses_key;        /* local session key */
         int                     ses_state;      /* state of session */
         int                     ses_timeout;    /* timeout in seconds */
-        time_t                  ses_laststamp;  /* last operation stamp (seconds) */
-        int                     ses_force:1;    /* force creating */
-        int                     ses_shutdown:1; /* session is shutting down */
-        int                     ses_expired:1;  /* console is timedout */
+       time64_t                ses_laststamp;  /* last operation stamp (seconds) */
+       /** tests features of the session */
+       unsigned                ses_features;
+       /** features are synced with remote test nodes */
+       unsigned                ses_feats_updated:1;
+       /** force creating */
+       unsigned                ses_force:1;
+       /** session is shutting down */
+       unsigned                ses_shutdown:1;
+       /** console is timedout */
+       unsigned                ses_expired:1;
         __u64                   ses_id_cookie;  /* batch id cookie */
         char                    ses_name[LST_NAME_SIZE];  /* session name */
-        lstcon_rpc_trans_t     *ses_ping;       /* session pinger */
-        stt_timer_t             ses_ping_timer; /* timer for pinger */
-        lstcon_trans_stat_t     ses_trans_stat; /* transaction stats */
-
-        cfs_list_t              ses_trans_list; /* global list of transaction */
-        cfs_list_t              ses_grp_list;   /* global list of groups */
-        cfs_list_t              ses_bat_list;   /* global list of batches */
-        cfs_list_t              ses_ndl_list;   /* global list of nodes */
-        cfs_list_t             *ses_ndl_hash;   /* hash table of nodes */
-
-        cfs_spinlock_t          ses_rpc_lock;   /* serialize */
-        cfs_atomic_t            ses_rpc_counter;/* # of initialized RPCs */
-        cfs_list_t              ses_rpc_freelist; /* idle console rpc */
-} lstcon_session_t;                             /*** session descriptor */
-
-extern lstcon_session_t         console_session;
-static inline lstcon_trans_stat_t *
+       struct lstcon_rpc_trans *ses_ping;      /* session pinger */
+       struct stt_timer        ses_ping_timer; /* timer for pinger */
+       struct lstcon_trans_stat ses_trans_stat;/* transaction stats */
+
+       struct list_head        ses_trans_list; /* global list of transaction */
+       struct list_head        ses_grp_list;   /* global list of groups */
+       struct list_head        ses_bat_list;   /* global list of batches */
+       struct list_head        ses_ndl_list;   /* global list of nodes */
+       struct list_head        *ses_ndl_hash;  /* hash table of nodes */
+
+       spinlock_t              ses_rpc_lock;   /* serialize */
+       atomic_t                ses_rpc_counter;/* # of initialized RPCs */
+       struct list_head        ses_rpc_freelist;/* idle console rpc */
+}; /* session descriptor */
+
+extern struct lstcon_session console_session;
+
+static inline struct lstcon_trans_stat *
 lstcon_trans_stat(void)
 {
         return &console_session.ses_trans_stat;
 }
 
-static inline cfs_list_t *
-lstcon_id2hash (lnet_process_id_t id, cfs_list_t *hash)
+static inline struct list_head *
+lstcon_id2hash(struct lnet_process_id id, struct list_head *hash)
 {
         unsigned int idx = LNET_NIDADDR(id.nid) % LST_NODE_HASHSIZE;
 
         return &hash[idx];
 }
 
-extern int lstcon_session_match(lst_sid_t sid);
-extern int lstcon_session_new(char *name, int key,
-                              int timeout, int flags, lst_sid_t *sid_up);
-extern int lstcon_session_info(lst_sid_t *sid_up, int *key,
-                               lstcon_ndlist_ent_t *entp, char *name_up, int len);
+extern int lstcon_session_match(struct lst_sid sid);
+extern int lstcon_session_new(char *name, int key, unsigned version,
+                             int timeout, int flags, struct lst_sid __user *sid_up);
+extern int lstcon_session_info(struct lst_sid __user *sid_up, int __user *key,
+                              unsigned __user *verp,
+                              struct lstcon_ndlist_ent __user *entp,
+                              char __user *name_up, int len);
 extern int lstcon_session_end(void);
-extern int lstcon_session_debug(int timeout, cfs_list_t *result_up);
-extern int lstcon_batch_debug(int timeout, char *name, 
-                              int client, cfs_list_t *result_up);
+extern int lstcon_session_debug(int timeout,
+                               struct list_head __user *result_up);
+extern int lstcon_session_feats_check(unsigned feats);
+extern int lstcon_batch_debug(int timeout, char *name,
+                             int client, struct list_head __user *result_up);
 extern int lstcon_group_debug(int timeout, char *name,
-                              cfs_list_t *result_up);
-extern int lstcon_nodes_debug(int timeout, int nnd, lnet_process_id_t *nds_up,
-                              cfs_list_t *result_up);
+                             struct list_head __user *result_up);
+extern int lstcon_nodes_debug(int timeout, int nnd,
+                             struct lnet_process_id __user *nds_up,
+                             struct list_head __user *result_up);
 extern int lstcon_group_add(char *name);
 extern int lstcon_group_del(char *name);
 extern int lstcon_group_clean(char *name, int args);
-extern int lstcon_group_refresh(char *name, cfs_list_t *result_up);
-extern int lstcon_nodes_add(char *name, int nnd, lnet_process_id_t *nds_up,
-                            cfs_list_t *result_up);
-extern int lstcon_nodes_remove(char *name, int nnd, lnet_process_id_t *nds_up,
-                               cfs_list_t *result_up);
-extern int lstcon_group_info(char *name, lstcon_ndlist_ent_t *gent_up, 
-                             int *index_p, int *ndent_p, lstcon_node_ent_t *ndents_up);
-extern int lstcon_group_list(int idx, int len, char *name_up);
+extern int lstcon_group_refresh(char *name, struct list_head __user *result_up);
+extern int lstcon_nodes_add(char *name, int nnd,
+                           struct lnet_process_id __user *nds_up,
+                           unsigned *featp,
+                           struct list_head __user *result_up);
+extern int lstcon_nodes_remove(char *name, int nnd,
+                              struct lnet_process_id __user *nds_up,
+                              struct list_head __user *result_up);
+extern int lstcon_group_info(char *name, struct lstcon_ndlist_ent __user *gent_up,
+                            int *index_p, int *ndent_p,
+                            struct lstcon_node_ent __user *ndents_up);
+extern int lstcon_group_list(int idx, int len, char __user *name_up);
 extern int lstcon_batch_add(char *name);
 extern int lstcon_batch_run(char *name, int timeout,
-                            cfs_list_t *result_up);
+                           struct list_head __user *result_up);
 extern int lstcon_batch_stop(char *name, int force,
-                             cfs_list_t *result_up);
+                            struct list_head __user *result_up);
 extern int lstcon_test_batch_query(char *name, int testidx,
-                                   int client, int timeout,
-                                   cfs_list_t *result_up);
+                                  int client, int timeout,
+                                  struct list_head __user *result_up);
 extern int lstcon_batch_del(char *name);
-extern int lstcon_batch_list(int idx, int namelen, char *name_up);
-extern int lstcon_batch_info(char *name, lstcon_test_batch_ent_t *ent_up,
-                             int server, int testidx, int *index_p,
-                             int *ndent_p, lstcon_node_ent_t *dents_up);
+extern int lstcon_batch_list(int idx, int namelen, char __user *name_up);
+extern int lstcon_batch_info(char *name,
+                            struct lstcon_test_batch_ent __user *ent_up,
+                            int server, int testidx, int *index_p,
+                            int *ndent_p,
+                            struct lstcon_node_ent __user *dents_up);
 extern int lstcon_group_stat(char *grp_name, int timeout,
-                             cfs_list_t *result_up);
-extern int lstcon_nodes_stat(int count, lnet_process_id_t *ids_up,
-                             int timeout, cfs_list_t *result_up);
-extern int lstcon_test_add(char *name, int type, int loop, int concur,
-                           int dist, int span, char *src_name, char * dst_name,
-                           void *param, int paramlen, int *retp,
-                           cfs_list_t *result_up);
-#endif
+                            struct list_head __user *result_up);
+extern int lstcon_nodes_stat(int count, struct lnet_process_id __user *ids_up,
+                            int timeout, struct list_head __user *result_up);
+extern int lstcon_test_add(char *batch_name, int type, int loop,
+                          int concur, int dist, int span,
+                          char *src_name, char *dst_name,
+                          void *param, int paramlen, int *retp,
+                          struct list_head __user *result_up);
+
+int lstcon_ioctl_entry(struct notifier_block *nb,
+                      unsigned long cmd, void *vdata);
+int lstcon_console_init(void);
+int lstcon_console_fini(void);
 
 #endif