* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* by the request interpret routine */
#define OBD_STATFS_FOR_MDT0 0x0008 /* The statfs is only for retrieving
* information from MDT0. */
-#define OBD_FL_PUNCH 0x00000001 /* To indicate it is punch operation */
/* OBD Device Declarations */
extern struct obd_device *obd_devs[MAX_OBD_DEVICES];
+extern struct list_head obd_types;
+extern spinlock_t obd_types_lock;
extern rwlock_t obd_dev_lock;
/* OBD Operations Declarations */
/* 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);
+int class_register_type(struct obd_ops *, struct md_ops *, bool enable_proc,
+ 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);
int kuc_ispayload(void *p);
void *kuc_alloc(int payload_len, int transport, int type);
void kuc_free(void *p, int payload_len);
+int obd_get_request_slot(struct client_obd *cli);
+void obd_put_request_slot(struct client_obd *cli);
+__u32 obd_get_max_rpcs_in_flight(struct client_obd *cli);
+int obd_set_max_rpcs_in_flight(struct client_obd *cli, __u32 max);
struct llog_handle;
struct llog_rec_hdr;
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);
char *name, struct config_llog_instance *cfg);
enum {
- CONFIG_T_CONFIG = 0,
- CONFIG_T_SPTLRPC = 1,
- CONFIG_T_RECOVER = 2,
- CONFIG_T_MAX = 3
+ CONFIG_T_CONFIG = 0,
+ CONFIG_T_SPTLRPC = 1,
+ CONFIG_T_RECOVER = 2,
+ CONFIG_T_PARAMS = 3,
+ CONFIG_T_MAX = 4
};
+#define PARAMS_FILENAME "params"
+#define LCTL_UPCALL "lctl"
+
/* list of active configuration logs */
struct config_llog_data {
struct ldlm_res_id cld_resid;
struct config_llog_instance cld_cfg;
- cfs_list_t cld_list_chain;
- cfs_atomic_t cld_refcount;
- struct config_llog_data *cld_sptlrpc;/* depended sptlrpc log */
- struct config_llog_data *cld_recover; /* imperative recover log */
+ struct list_head cld_list_chain;
+ 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 */
struct obd_export *cld_mgcexp;
struct mutex cld_lock;
int cld_type;
};
struct lustre_profile {
- cfs_list_t lp_list;
- char *lp_profile;
- char *lp_dt;
- char *lp_md;
+ struct list_head lp_list;
+ char *lp_profile;
+ char *lp_dt;
+ char *lp_md;
};
struct lustre_profile *class_get_profile(const char * prof);
#endif
-#define class_export_rpc_get(exp) \
+#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)); \
- class_export_get(exp); \
+ 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_put(exp) \
+#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)); \
- class_export_put(exp); \
+ 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 */
}
#endif
-void obdo_cpy_md(struct obdo *dst, struct obdo *src, obd_flag valid);
-void obdo_to_ioobj(struct obdo *oa, struct obd_ioobj *ioobj);
-void obdo_from_iattr(struct obdo *oa, struct iattr *attr,
- unsigned int ia_valid);
-void iattr_from_obdo(struct iattr *attr, struct obdo *oa, obd_flag valid);
-void md_from_obdo(struct md_op_data *op_data, struct obdo *oa, obd_flag valid);
-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);
+void obdo_cpy_md(struct obdo *dst, const struct obdo *src, obd_flag valid);
+void obdo_to_ioobj(const struct obdo *oa, struct obd_ioobj *ioobj);
+void md_from_obdo(struct md_op_data *op_data, const struct obdo *oa,
+ obd_flag valid);
#define OBT(dev) (dev)->obd_type
#define OBP(dev, op) (dev)->obd_type->typ_dt_ops->o_ ## op
#ifdef LPROCFS
-#define OBD_COUNTER_OFFSET(op) \
- ((offsetof(struct obd_ops, o_ ## op) - \
- offsetof(struct obd_ops, o_iocontrol)) \
- / sizeof(((struct obd_ops *)(0))->o_iocontrol))
-
-#define OBD_COUNTER_INCREMENT(obdx, op) \
- if ((obdx)->obd_stats != NULL) { \
- unsigned int coffset; \
- coffset = (unsigned int)((obdx)->obd_cntr_base) + \
- OBD_COUNTER_OFFSET(op); \
- LASSERT(coffset < (obdx)->obd_stats->ls_num); \
- lprocfs_counter_incr((obdx)->obd_stats, coffset); \
- }
-
-#define EXP_COUNTER_INCREMENT(export, op) \
- if ((export)->exp_obd->obd_stats != NULL) { \
- unsigned int coffset; \
- coffset = (unsigned int)((export)->exp_obd->obd_cntr_base) + \
- OBD_COUNTER_OFFSET(op); \
- LASSERT(coffset < (export)->exp_obd->obd_stats->ls_num); \
- lprocfs_counter_incr((export)->exp_obd->obd_stats, coffset); \
- if ((export)->exp_nid_stats != NULL && \
- (export)->exp_nid_stats->nid_stats != NULL) \
- lprocfs_counter_incr( \
- (export)->exp_nid_stats->nid_stats, coffset);\
- }
-
-#define MD_COUNTER_OFFSET(op) \
- ((offsetof(struct md_ops, m_ ## op) - \
- offsetof(struct md_ops, m_getstatus)) \
- / sizeof(((struct md_ops *)(0))->m_getstatus))
-
-#define MD_COUNTER_INCREMENT(obdx, op) \
- if ((obd)->md_stats != NULL) { \
- unsigned int coffset; \
- coffset = (unsigned int)((obdx)->md_cntr_base) + \
- MD_COUNTER_OFFSET(op); \
- LASSERT(coffset < (obdx)->md_stats->ls_num); \
- lprocfs_counter_incr((obdx)->md_stats, coffset); \
- }
-
-#define EXP_MD_COUNTER_INCREMENT(export, op) \
- if ((export)->exp_obd->obd_stats != NULL) { \
- unsigned int coffset; \
- coffset = (unsigned int)((export)->exp_obd->md_cntr_base) + \
- MD_COUNTER_OFFSET(op); \
- LASSERT(coffset < (export)->exp_obd->md_stats->ls_num); \
- lprocfs_counter_incr((export)->exp_obd->md_stats, coffset); \
- if ((export)->exp_md_stats != NULL) \
- lprocfs_counter_incr( \
- (export)->exp_md_stats, coffset); \
- }
+#define OBD_COUNTER_OFFSET(op) \
+ ((offsetof(struct obd_ops, o_ ## op) - \
+ offsetof(struct obd_ops, o_iocontrol)) \
+ / sizeof(((struct obd_ops *)NULL)->o_iocontrol))
+
+/* The '- 1' below is for o_owner. */
+#define NUM_OBD_STATS \
+ (sizeof(struct obd_ops) / \
+ sizeof(((struct obd_ops *)NULL)->o_iocontrol) - 1)
+
+#define OBD_COUNTER_INCREMENT(obd, op) \
+ lprocfs_counter_incr((obd)->obd_stats, \
+ (obd)->obd_cntr_base + OBD_COUNTER_OFFSET(op))
+
+#define EXP_COUNTER_INCREMENT(exp, op) \
+ do { \
+ unsigned int _off; \
+ _off = (exp)->exp_obd->obd_cntr_base + OBD_COUNTER_OFFSET(op); \
+ lprocfs_counter_incr((exp)->exp_obd->obd_stats, _off); \
+ if ((exp)->exp_obd->obd_uses_nid_stats && \
+ (exp)->exp_nid_stats != NULL) \
+ lprocfs_counter_incr((exp)->exp_nid_stats->nid_stats, \
+ _off); \
+ } while (0)
+
+#define _MD_COUNTER_OFFSET(m_op) \
+ ((offsetof(struct md_ops, m_op) - \
+ offsetof(struct md_ops, MD_STATS_FIRST_OP)) / \
+ sizeof(((struct md_ops *)NULL)->MD_STATS_FIRST_OP))
+
+#define MD_COUNTER_OFFSET(op) _MD_COUNTER_OFFSET(m_ ## op)
+
+#define NUM_MD_STATS \
+ (_MD_COUNTER_OFFSET(MD_STATS_LAST_OP) - \
+ _MD_COUNTER_OFFSET(MD_STATS_FIRST_OP) + 1)
+
+/* Note that we only increment md counters for ops whose offset is less
+ * than NUM_MD_STATS. This is explained in a comment in the definition
+ * of struct md_ops. */
+#define EXP_MD_COUNTER_INCREMENT(exp, op) \
+ do { \
+ if (MD_COUNTER_OFFSET(op) < NUM_MD_STATS) \
+ lprocfs_counter_incr((exp)->exp_obd->obd_md_stats, \
+ (exp)->exp_obd->obd_md_cntr_base + \
+ MD_COUNTER_OFFSET(op)); \
+ } while (0)
#else
#define OBD_COUNTER_OFFSET(op)
#define OBD_COUNTER_INCREMENT(obd, op)
#define EXP_COUNTER_INCREMENT(exp, op)
-#define MD_COUNTER_INCREMENT(obd, op)
#define EXP_MD_COUNTER_INCREMENT(exp, op)
#endif
tmp->nid_ldlm_stats);
}
-#define OBD_CHECK_MD_OP(obd, op, err) \
-do { \
- if (!OBT(obd) || !MDP((obd), op)) { \
- if (err) \
- CERROR("md_" #op ": dev %s/%d no operation\n", \
- obd->obd_name, obd->obd_minor); \
- RETURN(err); \
- } \
-} while (0)
-
#define EXP_CHECK_MD_OP(exp, op) \
do { \
if ((exp) == NULL) { \
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,
- struct obd_trans_info *oti)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, create_async);
- EXP_COUNTER_INCREMENT(exp, create_async);
-
- rc = OBP(exp->exp_obd, create_async)(exp, oinfo, ea, oti);
- RETURN(rc);
-}
-
static inline int obd_create(const struct lu_env *env, struct obd_export *exp,
struct obdo *obdo, struct lov_stripe_md **ea,
struct obd_trans_info *oti)
RETURN(rc);
}
-static inline int obd_fid_alloc(struct obd_export *exp,
+static inline int obd_fid_alloc(const struct lu_env *env,
+ struct obd_export *exp,
struct lu_fid *fid,
struct md_op_data *op_data)
{
- int rc;
- ENTRY;
+ int rc;
+ ENTRY;
- EXP_CHECK_DT_OP(exp, fid_alloc);
- EXP_COUNTER_INCREMENT(exp, fid_alloc);
+ EXP_CHECK_DT_OP(exp, fid_alloc);
+ EXP_COUNTER_INCREMENT(exp, fid_alloc);
- rc = OBP(exp->exp_obd, fid_alloc)(exp, fid, op_data);
- RETURN(rc);
+ rc = OBP(exp->exp_obd, fid_alloc)(env, exp, fid, op_data);
+ RETURN(rc);
}
static inline int obd_ping(const struct lu_env *env, struct obd_export *exp)
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);
-}
-
-static inline struct dentry *
-obd_lvfs_fid2dentry(struct obd_export *exp, __u64 id_ino, __u32 gen, __u64 gr)
-{
- struct lvfs_run_ctxt *ctxt = &exp->exp_obd->obd_lvfs_ctxt;
- LASSERT(exp->exp_obd);
-
- return ctxt->cb_ops.l_fid2dentry(id_ino, gen, gr, exp->exp_obd);
-}
-
-static inline int
-obd_lvfs_open_llog(struct obd_export *exp, __u64 id_ino, struct dentry *dentry)
-{
- LASSERT(exp->exp_obd);
- CERROR("FIXME what's the story here? This needs to be an obd fn?\n");
-#if 0
- return lvfs_open_llog(&exp->exp_obd->obd_lvfs_ctxt, id_ino,
- dentry, exp->exp_obd);
-#endif
- return 0;
-}
-
/* @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)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, pin);
- EXP_COUNTER_INCREMENT(exp, pin);
-
- rc = OBP(exp->exp_obd, pin)(exp, fid, oc, handle, flag);
- RETURN(rc);
-}
-
-static inline int obd_unpin(struct obd_export *exp,
- struct obd_client_handle *handle, int flag)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, unpin);
- EXP_COUNTER_INCREMENT(exp, unpin);
-
- rc = OBP(exp->exp_obd, unpin)(exp, handle, flag);
- RETURN(rc);
-}
-
-
static inline void obd_import_event(struct obd_device *obd,
struct obd_import *imp,
enum obd_import_event event)
EXIT;
}
-static inline int obd_llog_connect(struct obd_export *exp,
- struct llogd_conn_body *body)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, llog_connect, 0);
- EXP_COUNTER_INCREMENT(exp, llog_connect);
-
- rc = OBP(exp->exp_obd, llog_connect)(exp, body);
- RETURN(rc);
-}
-
-
static inline int obd_notify(struct obd_device *obd,
struct obd_device *watched,
enum obd_notify_event ev,
ENTRY;
OBD_CHECK_DEV(obd);
- /* the check for async_recov is a complete hack - I'm hereby
- overloading the meaning to also mean "this was called from
- mds_postsetup". I know that my mds is able to handle notifies
- by this point, and it needs to get them to execute mds_postrecov. */
- if (!obd->obd_set_up && !obd->obd_async_recov) {
+ if (!obd->obd_set_up) {
CDEBUG(D_HA, "obd %s not set up\n", obd->obd_name);
RETURN(-EINVAL);
}
RETURN(0);
}
-static inline int obd_pin_observer(struct obd_device *obd,
- struct obd_device **observer)
-{
- ENTRY;
- down_read(&obd->obd_observer_link_sem);
- if (!obd->obd_observer) {
- *observer = NULL;
- up_read(&obd->obd_observer_link_sem);
- RETURN(-ENOENT);
- }
- *observer = obd->obd_observer;
- RETURN(0);
-}
-
-static inline int obd_unpin_observer(struct obd_device *obd)
-{
- ENTRY;
- up_read(&obd->obd_observer_link_sem);
- RETURN(0);
-}
-
-#if 0
-static inline int obd_register_page_removal_cb(struct obd_export *exp,
- obd_page_removal_cb_t cb,
- obd_pin_extent_cb pin_cb)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, register_page_removal_cb, 0);
- OBD_COUNTER_INCREMENT(exp->exp_obd, register_page_removal_cb);
-
- rc = OBP(exp->exp_obd, register_page_removal_cb)(exp, cb, pin_cb);
- RETURN(rc);
-}
-
-static inline int obd_unregister_page_removal_cb(struct obd_export *exp,
- obd_page_removal_cb_t cb)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, unregister_page_removal_cb, 0);
- OBD_COUNTER_INCREMENT(exp->exp_obd, unregister_page_removal_cb);
-
- rc = OBP(exp->exp_obd, unregister_page_removal_cb)(exp, cb);
- RETURN(rc);
-}
-
-static inline int obd_register_lock_cancel_cb(struct obd_export *exp,
- obd_lock_cancel_cb cb)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, register_lock_cancel_cb, 0);
- OBD_COUNTER_INCREMENT(exp->exp_obd, register_lock_cancel_cb);
-
- rc = OBP(exp->exp_obd, register_lock_cancel_cb)(exp, cb);
- RETURN(rc);
-}
-
-static inline int obd_unregister_lock_cancel_cb(struct obd_export *exp,
- obd_lock_cancel_cb cb)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, unregister_lock_cancel_cb, 0);
- OBD_COUNTER_INCREMENT(exp->exp_obd, unregister_lock_cancel_cb);
-
- rc = OBP(exp->exp_obd, unregister_lock_cancel_cb)(exp, cb);
- RETURN(rc);
-}
-#endif
-
/* metadata helpers */
static inline int md_getstatus(struct obd_export *exp,
struct lu_fid *fid, struct obd_capa **pc)
RETURN(rc);
}
-static inline int md_change_cbdata(struct obd_export *exp,
- const struct lu_fid *fid,
- ldlm_iterator_t it, void *data)
+static inline int md_null_inode(struct obd_export *exp,
+ const struct lu_fid *fid)
{
int rc;
ENTRY;
- EXP_CHECK_MD_OP(exp, change_cbdata);
- EXP_MD_COUNTER_INCREMENT(exp, change_cbdata);
- rc = MDP(exp->exp_obd, change_cbdata)(exp, fid, it, data);
+ EXP_CHECK_MD_OP(exp, null_inode);
+ EXP_MD_COUNTER_INCREMENT(exp, null_inode);
+ rc = MDP(exp->exp_obd, null_inode)(exp, fid);
RETURN(rc);
}
}
static inline int md_enqueue(struct obd_export *exp,
- struct ldlm_enqueue_info *einfo,
- struct lookup_intent *it,
- struct md_op_data *op_data,
- struct lustre_handle *lockh,
- void *lmm, int lmmsize,
- struct ptlrpc_request **req,
- int extra_lock_flags)
+ struct ldlm_enqueue_info *einfo,
+ const union ldlm_policy_data *policy,
+ struct lookup_intent *it,
+ struct md_op_data *op_data,
+ struct lustre_handle *lockh,
+ __u64 extra_lock_flags)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, enqueue);
- EXP_MD_COUNTER_INCREMENT(exp, enqueue);
- rc = MDP(exp->exp_obd, enqueue)(exp, einfo, it, op_data, lockh,
- lmm, lmmsize, req, extra_lock_flags);
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, enqueue);
+ EXP_MD_COUNTER_INCREMENT(exp, enqueue);
+ rc = MDP(exp->exp_obd, enqueue)(exp, einfo, policy, it, op_data, lockh,
+ extra_lock_flags);
RETURN(rc);
}
}
static inline int md_intent_lock(struct obd_export *exp,
- struct md_op_data *op_data, void *lmm,
- int lmmsize, struct lookup_intent *it,
- int lookup_flags, struct ptlrpc_request **reqp,
+ struct md_op_data *op_data,
+ struct lookup_intent *it,
+ struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, intent_lock);
- EXP_MD_COUNTER_INCREMENT(exp, intent_lock);
- rc = MDP(exp->exp_obd, intent_lock)(exp, op_data, lmm, lmmsize,
- it, lookup_flags, reqp, cb_blocking,
- extra_lock_flags);
- RETURN(rc);
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, intent_lock);
+ EXP_MD_COUNTER_INCREMENT(exp, intent_lock);
+ rc = MDP(exp->exp_obd, intent_lock)(exp, op_data, it, reqp, cb_blocking,
+ extra_lock_flags);
+ RETURN(rc);
}
static inline int md_link(struct obd_export *exp, struct md_op_data *op_data,
RETURN(rc);
}
-static inline int md_is_subdir(struct obd_export *exp,
- const struct lu_fid *pfid,
- const struct lu_fid *cfid,
- struct ptlrpc_request **request)
-{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, is_subdir);
- EXP_MD_COUNTER_INCREMENT(exp, is_subdir);
- rc = MDP(exp->exp_obd, is_subdir)(exp, pfid, cfid, request);
- RETURN(rc);
-}
-
static inline int md_setattr(struct obd_export *exp, struct md_op_data *op_data,
void *ea, int ealen, void *ea2, int ea2len,
struct ptlrpc_request **request,
RETURN(rc);
}
-static inline int md_sync(struct obd_export *exp, const struct lu_fid *fid,
- struct obd_capa *oc, struct ptlrpc_request **request)
+static inline int md_fsync(struct obd_export *exp, const struct lu_fid *fid,
+ struct obd_capa *oc, struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, sync);
- EXP_MD_COUNTER_INCREMENT(exp, sync);
- rc = MDP(exp->exp_obd, sync)(exp, fid, oc, request);
- RETURN(rc);
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, fsync);
+ EXP_MD_COUNTER_INCREMENT(exp, fsync);
+ rc = MDP(exp->exp_obd, fsync)(exp, fid, oc, request);
+ RETURN(rc);
}
-static inline int md_readpage(struct obd_export *exp, struct md_op_data *opdata,
- struct page **pages,
- struct ptlrpc_request **request)
+static inline int md_read_page(struct obd_export *exp,
+ struct md_op_data *op_data,
+ struct md_callback *cb_op,
+ __u64 hash_offset,
+ struct page **ppage)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, readpage);
- EXP_MD_COUNTER_INCREMENT(exp, readpage);
- rc = MDP(exp->exp_obd, readpage)(exp, opdata, pages, request);
- RETURN(rc);
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, read_page);
+ EXP_MD_COUNTER_INCREMENT(exp, read_page);
+ rc = MDP(exp->exp_obd, read_page)(exp, op_data, cb_op, hash_offset,
+ ppage);
+ RETURN(rc);
}
static inline int md_unlink(struct obd_export *exp, struct md_op_data *op_data,
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,
}
static inline int md_init_ea_size(struct obd_export *exp, int easize,
- int def_asize, int cookiesize)
+ int def_asize, int cookiesize,
+ int def_cookiesize)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, init_ea_size);
- EXP_MD_COUNTER_INCREMENT(exp, init_ea_size);
- RETURN(MDP(exp->exp_obd, init_ea_size)(exp, easize, def_asize,
- cookiesize));
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, init_ea_size);
+ EXP_MD_COUNTER_INCREMENT(exp, init_ea_size);
+ RETURN(MDP(exp->exp_obd, init_ea_size)(exp, easize, def_asize,
+ cookiesize, def_cookiesize));
}
static inline int md_get_remote_perm(struct obd_export *exp,
RETURN(rc);
}
+static inline int md_get_fid_from_lsm(struct obd_export *exp,
+ const struct lmv_stripe_md *lsm,
+ const char *name, int namelen,
+ struct lu_fid *fid)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, get_fid_from_lsm);
+ EXP_MD_COUNTER_INCREMENT(exp, get_fid_from_lsm);
+ rc = MDP(exp->exp_obd, get_fid_from_lsm)(exp, lsm, name, namelen, fid);
+ RETURN(rc);
+}
/* OBD Metadata Support */
extern void obd_cleanup_caches(void);
/* support routines */
-extern cfs_mem_cache_t *obdo_cachep;
+extern struct kmem_cache *obdo_cachep;
#define OBDO_ALLOC(ptr) \
do { \
- OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, CFS_ALLOC_IO); \
+ OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, GFP_NOFS); \
} while(0)
#define OBDO_FREE(ptr) \
} while(0)
-static inline void obdo2fid(struct obdo *oa, struct lu_fid *fid)
-{
- /* something here */
-}
-
-static inline void fid2obdo(struct lu_fid *fid, struct obdo *oa)
-{
- /* something here */
-}
-
typedef int (*register_lwp_cb)(void *data);
struct lwp_register_item {
struct obd_export **lri_exp;
register_lwp_cb lri_cb_func;
void *lri_cb_data;
- cfs_list_t lri_list;
+ struct list_head lri_list;
char lri_name[MTI_NAME_MAXLEN];
};
extern int (*ptlrpc_put_connection_superhack)(struct ptlrpc_connection *c);
/* obd_mount.c */
-int server_name2fsname(char *svname, char *fsname, char **endptr);
-int lustre_register_lwp_item(char *lwpname, struct obd_export **exp,
+#ifdef HAVE_SERVER_SUPPORT
+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(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 */
extern void obd_sysctl_init (void);
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))
+/* root squash info */
+struct rw_semaphore;
+struct root_squash_info {
+ uid_t rsi_uid;
+ gid_t rsi_gid;
+ struct list_head rsi_nosquash_nids;
+ struct rw_semaphore rsi_sem;
+};
+
+#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 */
git://git.whamcloud.com / fs / lustre-release.git / blobdiff