/* genops.c */
struct obd_export *class_conn2export(struct lustre_handle *);
int class_register_type(struct obd_ops *, struct md_ops *,
- struct lprocfs_vars *, const char *nm,
- struct lu_device_type *ldt);
+ struct lprocfs_seq_vars *module_vars,
+#ifndef HAVE_ONLY_PROCFS_SEQ
+ struct lprocfs_vars *,
+#endif
+ const char *nm,
+ struct lu_device_type *ldt);
int class_unregister_type(const char *nm);
struct obd_device *class_newdev(const char *type_name, const char *name);
struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
const char *new_name);
int class_process_config(struct lustre_cfg *lcfg);
+#ifndef HAVE_ONLY_PROCFS_SEQ
int class_process_proc_param(char *prefix, struct lprocfs_vars *lvars,
struct lustre_cfg *lcfg, void *data);
+#endif
+int class_process_proc_seq_param(char *prefix, struct lprocfs_seq_vars *lvars,
+ struct lustre_cfg *lcfg, void *data);
int class_attach(struct lustre_cfg *lcfg);
int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg);
int class_cleanup(struct obd_device *obd, struct lustre_cfg *lcfg);
int class_add_conn(struct obd_device *obd, struct lustre_cfg *lcfg);
int class_add_uuid(const char *uuid, __u64 nid);
-/*obdecho*/
-#ifdef LPROCFS
-extern void lprocfs_echo_init_vars(struct lprocfs_static_vars *lvars);
-#else
-static inline void lprocfs_echo_init_vars(struct lprocfs_static_vars *lvars)
-{
- memset(lvars, 0, sizeof(*lvars));
-}
-#endif
-
#define CFG_F_START 0x01 /* Set when we start updating from a log */
#define CFG_F_MARKER 0x02 /* We are within a maker */
#define CFG_F_SKIP 0x04 /* We should ignore this cfg command */
/* Passed as data param to class_config_parse_llog */
struct config_llog_instance {
- char *cfg_obdname;
- void *cfg_instance;
- struct super_block *cfg_sb;
- struct obd_uuid cfg_uuid;
- llog_cb_t cfg_callback;
- int cfg_last_idx; /* for partial llog processing */
- int cfg_flags;
+ char *cfg_obdname;
+ void *cfg_instance;
+ struct super_block *cfg_sb;
+ struct obd_uuid cfg_uuid;
+ llog_cb_t cfg_callback;
+ int cfg_last_idx; /* for partial llog processing */
+ int cfg_flags;
+ __u32 cfg_lwp_idx;
};
int class_config_parse_llog(const struct lu_env *env, struct llog_ctxt *ctxt,
char *name, struct config_llog_instance *cfg);
struct ldlm_res_id cld_resid;
struct config_llog_instance cld_cfg;
cfs_list_t cld_list_chain;
- cfs_atomic_t cld_refcount;
+ atomic_t cld_refcount;
struct config_llog_data *cld_sptlrpc;/* depended sptlrpc log */
struct config_llog_data *cld_params; /* common parameters log */
struct config_llog_data *cld_recover;/* imperative recover log */
#define class_export_rpc_inc(exp) \
({ \
- cfs_atomic_inc(&(exp)->exp_rpc_count); \
- CDEBUG(D_INFO, "RPC GETting export %p : new rpc_count %d\n", \
- (exp), cfs_atomic_read(&(exp)->exp_rpc_count)); \
+ atomic_inc(&(exp)->exp_rpc_count); \
+ CDEBUG(D_INFO, "RPC GETting export %p : new rpc_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_rpc_count)); \
})
#define class_export_rpc_dec(exp) \
({ \
- LASSERT_ATOMIC_POS(&exp->exp_rpc_count); \
- cfs_atomic_dec(&(exp)->exp_rpc_count); \
- CDEBUG(D_INFO, "RPC PUTting export %p : new rpc_count %d\n", \
- (exp), cfs_atomic_read(&(exp)->exp_rpc_count)); \
+ LASSERT_ATOMIC_POS(&exp->exp_rpc_count); \
+ atomic_dec(&(exp)->exp_rpc_count); \
+ CDEBUG(D_INFO, "RPC PUTting export %p : new rpc_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_rpc_count)); \
})
#define class_export_lock_get(exp, lock) \
({ \
- cfs_atomic_inc(&(exp)->exp_locks_count); \
- __class_export_add_lock_ref(exp, lock); \
- CDEBUG(D_INFO, "lock GETting export %p : new locks_count %d\n", \
- (exp), cfs_atomic_read(&(exp)->exp_locks_count)); \
- class_export_get(exp); \
+ atomic_inc(&(exp)->exp_locks_count); \
+ __class_export_add_lock_ref(exp, lock); \
+ CDEBUG(D_INFO, "lock GETting export %p : new locks_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_locks_count)); \
+ class_export_get(exp); \
})
#define class_export_lock_put(exp, lock) \
({ \
- LASSERT_ATOMIC_POS(&exp->exp_locks_count); \
- cfs_atomic_dec(&(exp)->exp_locks_count); \
- __class_export_del_lock_ref(exp, lock); \
- CDEBUG(D_INFO, "lock PUTting export %p : new locks_count %d\n", \
- (exp), cfs_atomic_read(&(exp)->exp_locks_count)); \
- class_export_put(exp); \
+ LASSERT_ATOMIC_POS(&exp->exp_locks_count); \
+ atomic_dec(&(exp)->exp_locks_count); \
+ __class_export_del_lock_ref(exp, lock); \
+ CDEBUG(D_INFO, "lock PUTting export %p : new locks_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_locks_count)); \
+ class_export_put(exp); \
})
#define class_export_cb_get(exp) \
({ \
- cfs_atomic_inc(&(exp)->exp_cb_count); \
- CDEBUG(D_INFO, "callback GETting export %p : new cb_count %d\n",\
- (exp), cfs_atomic_read(&(exp)->exp_cb_count)); \
- class_export_get(exp); \
+ atomic_inc(&(exp)->exp_cb_count); \
+ CDEBUG(D_INFO, "callback GETting export %p : new cb_count %d\n",\
+ (exp), atomic_read(&(exp)->exp_cb_count)); \
+ class_export_get(exp); \
})
#define class_export_cb_put(exp) \
({ \
- LASSERT_ATOMIC_POS(&exp->exp_cb_count); \
- cfs_atomic_dec(&(exp)->exp_cb_count); \
- CDEBUG(D_INFO, "callback PUTting export %p : new cb_count %d\n",\
- (exp), cfs_atomic_read(&(exp)->exp_cb_count)); \
- class_export_put(exp); \
+ LASSERT_ATOMIC_POS(&exp->exp_cb_count); \
+ atomic_dec(&(exp)->exp_cb_count); \
+ CDEBUG(D_INFO, "callback PUTting export %p : new cb_count %d\n",\
+ (exp), atomic_read(&(exp)->exp_cb_count)); \
+ class_export_put(exp); \
})
/* genops.c */
void obdo_from_md(struct obdo *oa, struct md_op_data *op_data,
unsigned int valid);
-void obdo_cpu_to_le(struct obdo *dobdo, struct obdo *sobdo);
-void obdo_le_to_cpu(struct obdo *dobdo, struct obdo *sobdo);
-
#define OBT(dev) (dev)->obd_type
#define OBP(dev, op) (dev)->obd_type->typ_dt_ops->o_ ## op
#define MDP(dev, op) (dev)->obd_type->typ_md_ops->m_ ## op
if (ldt != NULL) {
struct lu_context session_ctx;
struct lu_env env;
- lu_context_init(&session_ctx, LCT_SESSION);
+ lu_context_init(&session_ctx, LCT_SESSION | LCT_SERVER_SESSION);
session_ctx.lc_thread = NULL;
lu_context_enter(&session_ctx);
return obd_packmd(exp, NULL, mem_src);
}
-/* helper functions */
-static inline int obd_alloc_diskmd(struct obd_export *exp,
- struct lov_mds_md **disk_tgt)
-{
- LASSERT(disk_tgt);
- LASSERT(*disk_tgt == NULL);
- return obd_packmd(exp, disk_tgt, NULL);
-}
-
static inline int obd_free_diskmd(struct obd_export *exp,
struct lov_mds_md **disk_tgt)
{
return rc;
}
-static inline int obd_precreate(struct obd_export *exp)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, precreate);
- OBD_COUNTER_INCREMENT(exp->exp_obd, precreate);
-
- rc = OBP(exp->exp_obd, precreate)(exp);
- RETURN(rc);
-}
-
static inline int obd_create_async(struct obd_export *exp,
struct obd_info *oinfo,
struct lov_stripe_md **ea,
RETURN(0);
}
-static inline int obd_extent_calc(struct obd_export *exp,
- struct lov_stripe_md *md,
- int cmd, obd_off *offset)
-{
- int rc;
- ENTRY;
- EXP_CHECK_DT_OP(exp, extent_calc);
- rc = OBP(exp->exp_obd, extent_calc)(exp, md, cmd, offset);
- RETURN(rc);
-}
-
/* @max_age is the oldest time in jiffies that we accept using a cached data.
* If the cache is older than @max_age we will get a new value from the
* target. Use a value of "cfs_time_current() + HZ" to guarantee freshness. */
RETURN(rc);
}
-static inline int obd_sync_rqset(struct obd_export *exp, struct obd_info *oinfo,
- obd_size start, obd_size end)
-{
- struct ptlrpc_request_set *set = NULL;
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, sync, -EOPNOTSUPP);
- EXP_COUNTER_INCREMENT(exp, sync);
-
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
-
- rc = OBP(exp->exp_obd, sync)(NULL, exp, oinfo, start, end, set);
- if (rc == 0)
- rc = ptlrpc_set_wait(set);
- ptlrpc_set_destroy(set);
- RETURN(rc);
-}
-
-static inline int obd_sync(const struct lu_env *env, struct obd_export *exp,
- struct obd_info *oinfo, obd_size start, obd_size end,
- struct ptlrpc_request_set *set)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, sync, -EOPNOTSUPP);
- EXP_COUNTER_INCREMENT(exp, sync);
-
- rc = OBP(exp->exp_obd, sync)(env, exp, oinfo, start, end, set);
- RETURN(rc);
-}
-
-static inline int obd_punch_rqset(struct obd_export *exp,
- struct obd_info *oinfo,
- struct obd_trans_info *oti)
-{
- struct ptlrpc_request_set *set = NULL;
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, punch);
- EXP_COUNTER_INCREMENT(exp, punch);
-
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
-
- rc = OBP(exp->exp_obd, punch)(NULL, exp, oinfo, oti, set);
- if (rc == 0)
- rc = ptlrpc_set_wait(set);
- ptlrpc_set_destroy(set);
- RETURN(rc);
-}
-
-static inline int obd_punch(const struct lu_env *env, struct obd_export *exp,
- struct obd_info *oinfo, struct obd_trans_info *oti,
- struct ptlrpc_request_set *rqset)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, punch);
- EXP_COUNTER_INCREMENT(exp, punch);
-
- rc = OBP(exp->exp_obd, punch)(env, exp, oinfo, oti, rqset);
- RETURN(rc);
-}
-
-static inline int obd_brw(int cmd, struct obd_export *exp,
- struct obd_info *oinfo, obd_count oa_bufs,
- struct brw_page *pg, struct obd_trans_info *oti)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, brw);
- EXP_COUNTER_INCREMENT(exp, brw);
-
- if (!(cmd & (OBD_BRW_RWMASK | OBD_BRW_CHECK))) {
- CERROR("obd_brw: cmd must be OBD_BRW_READ, OBD_BRW_WRITE, "
- "or OBD_BRW_CHECK\n");
- LBUG();
- }
-
- rc = OBP(exp->exp_obd, brw)(cmd, exp, oinfo, oa_bufs, pg, oti);
- RETURN(rc);
-}
-
static inline int obd_preprw(const struct lu_env *env, int cmd,
struct obd_export *exp, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
RETURN(rc);
}
-static inline int obd_merge_lvb(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct ost_lvb *lvb, int kms_only)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, merge_lvb);
- EXP_COUNTER_INCREMENT(exp, merge_lvb);
-
- rc = OBP(exp->exp_obd, merge_lvb)(exp, lsm, lvb, kms_only);
- RETURN(rc);
-}
-
-static inline int obd_adjust_kms(struct obd_export *exp,
- struct lov_stripe_md *lsm, obd_off size,
- int shrink)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, adjust_kms);
- EXP_COUNTER_INCREMENT(exp, adjust_kms);
-
- rc = OBP(exp->exp_obd, adjust_kms)(exp, lsm, size, shrink);
- RETURN(rc);
-}
-
static inline int obd_iocontrol(unsigned int cmd, struct obd_export *exp,
int len, void *karg, void *uarg)
{
RETURN(rc);
}
-static inline int obd_enqueue_rqset(struct obd_export *exp,
- struct obd_info *oinfo,
- struct ldlm_enqueue_info *einfo)
-{
- struct ptlrpc_request_set *set = NULL;
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, enqueue);
- EXP_COUNTER_INCREMENT(exp, enqueue);
-
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
-
- rc = OBP(exp->exp_obd, enqueue)(exp, oinfo, einfo, set);
- if (rc == 0)
- rc = ptlrpc_set_wait(set);
- ptlrpc_set_destroy(set);
- RETURN(rc);
-}
-
-static inline int obd_enqueue(struct obd_export *exp,
- struct obd_info *oinfo,
- struct ldlm_enqueue_info *einfo,
- struct ptlrpc_request_set *set)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, enqueue);
- EXP_COUNTER_INCREMENT(exp, enqueue);
-
- rc = OBP(exp->exp_obd, enqueue)(exp, oinfo, einfo, set);
- RETURN(rc);
-}
-
static inline int obd_change_cbdata(struct obd_export *exp,
struct lov_stripe_md *lsm,
ldlm_iterator_t it, void *data)
RETURN(rc);
}
-static inline int obd_cancel(struct obd_export *exp,
- struct lov_stripe_md *ea, __u32 mode,
- struct lustre_handle *lockh)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, cancel);
- EXP_COUNTER_INCREMENT(exp, cancel);
-
- rc = OBP(exp->exp_obd, cancel)(exp, ea, mode, lockh);
- RETURN(rc);
-}
-
-static inline int obd_cancel_unused(struct obd_export *exp,
- struct lov_stripe_md *ea,
- ldlm_cancel_flags_t flags,
- void *opaque)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, cancel_unused);
- EXP_COUNTER_INCREMENT(exp, cancel_unused);
-
- rc = OBP(exp->exp_obd, cancel_unused)(exp, ea, flags, opaque);
- RETURN(rc);
-}
-
static inline int obd_pin(struct obd_export *exp, const struct lu_fid *fid,
struct obd_capa *oc, struct obd_client_handle *handle,
int flag)
RETURN(rc);
}
+static inline int md_read_entry(struct obd_export *exp,
+ struct md_op_data *op_data,
+ struct md_callback *cb_op,
+ struct lu_dirent **ld,
+ struct page **ppage)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, read_entry);
+ EXP_MD_COUNTER_INCREMENT(exp, read_entry);
+ rc = MDP(exp->exp_obd, read_entry)(exp, op_data, cb_op, ld, ppage);
+ RETURN(rc);
+}
+
static inline int md_unlink(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
RETURN(MDP(exp->exp_obd, free_lustre_md)(exp, md));
}
+static inline int md_update_lsm_md(struct obd_export *exp,
+ struct lmv_stripe_md *lsm,
+ struct mdt_body *body,
+ ldlm_blocking_callback cb)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, update_lsm_md);
+ EXP_MD_COUNTER_INCREMENT(exp, update_lsm_md);
+ RETURN(MDP(exp->exp_obd, update_lsm_md)(exp, lsm, body, cb));
+}
+
+static inline int md_merge_attr(struct obd_export *exp,
+ const struct lmv_stripe_md *lsm,
+ struct cl_attr *attr)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, merge_attr);
+ EXP_MD_COUNTER_INCREMENT(exp, merge_attr);
+ RETURN(MDP(exp->exp_obd, merge_attr)(exp, lsm, attr));
+}
+
static inline int md_setxattr(struct obd_export *exp,
const struct lu_fid *fid, struct obd_capa *oc,
obd_valid valid, const char *name,
}
static inline int md_set_open_replay_data(struct obd_export *exp,
- struct obd_client_handle *och,
- struct ptlrpc_request *open_req)
+ struct obd_client_handle *och,
+ struct lookup_intent *it)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, set_open_replay_data);
- EXP_MD_COUNTER_INCREMENT(exp, set_open_replay_data);
- RETURN(MDP(exp->exp_obd, set_open_replay_data)(exp, och, open_req));
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, set_open_replay_data);
+ EXP_MD_COUNTER_INCREMENT(exp, set_open_replay_data);
+ RETURN(MDP(exp->exp_obd, set_open_replay_data)(exp, och, it));
}
static inline int md_clear_open_replay_data(struct obd_export *exp,
#define OBDO_ALLOC(ptr) \
do { \
- OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, __GFP_IO); \
+ OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, GFP_NOFS); \
} while(0)
#define OBDO_FREE(ptr) \
int lustre_register_lwp_item(const char *lwpname, struct obd_export **exp,
register_lwp_cb cb_func, void *cb_data);
void lustre_deregister_lwp_item(struct obd_export **exp);
-int tgt_name2lwpname(const char *tgt_name, char *lwp_name);
+struct obd_export *lustre_find_lwp_by_index(const char *dev, __u32 idx);
+int tgt_name2lwp_name(const char *tgt_name, char *lwp_name, int len, __u32 idx);
#endif /* HAVE_SERVER_SUPPORT */
/* sysctl.c */
void class_init_uuidlist(void);
void class_exit_uuidlist(void);
-/* mea.c */
-int mea_name2idx(struct lmv_stripe_md *mea, const char *name, int namelen);
-int raw_name2idx(int hashtype, int count, const char *name, int namelen);
-
/* prng.c */
#define ll_generate_random_uuid(uuid_out) cfs_get_random_bytes(uuid_out, sizeof(class_uuid_t))
+#ifdef __KERNEL__
+int server_name2index(const char *svname, __u32 *idx, const char **endptr);
+#else
+# define server_name2index(name, idx, ptr) do {} while (0)
+#endif
+
#endif /* __LINUX_OBD_CLASS_H */