-/* -*- 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.
* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see [sun.com URL with a
- * copy of GPLv2].
+ * 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
* 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) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#error Unsupported operating system.
#endif
+#define OBD_STATFS_NODELAY 0x0001 /* requests should be send without delay
+ * and resends for avoid deadlocks */
+#define OBD_STATFS_FROM_CACHE 0x0002 /* the statfs callback should not update
+ * obd_osfs_age */
+#define OBD_STATFS_PTLRPCD 0x0004 /* requests will be sent via ptlrpcd
+ * instead of a specific set. This
+ * means that we cannot rely on the set
+ * interpret routine to be called.
+ * lov_statfs_fini() must thus be called
+ * 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 spinlock_t obd_dev_lock;
+extern rwlock_t obd_dev_lock;
/* OBD Operations Declarations */
extern struct obd_device *class_conn2obd(struct lustre_handle *);
extern struct obd_device *class_exp2obd(struct obd_export *);
+extern int class_handle_ioctl(unsigned int cmd, unsigned long arg);
+extern int lustre_get_jobid(char *jobid);
struct lu_device_type;
struct obd_device * class_find_client_obd(struct obd_uuid *tgt_uuid,
const char * typ_name,
struct obd_uuid *grp_uuid);
-struct obd_device * class_find_client_notype(struct obd_uuid *tgt_uuid,
- struct obd_uuid *grp_uuid);
struct obd_device * class_devices_in_group(struct obd_uuid *grp_uuid,
int *next);
struct obd_device * class_num2obd(int num);
+int get_devices_count(void);
-int oig_init(struct obd_io_group **oig);
-int oig_add_one(struct obd_io_group *oig, struct oig_callback_context *occ);
-void oig_complete_one(struct obd_io_group *oig,
- struct oig_callback_context *occ, int rc);
-void oig_release(struct obd_io_group *oig);
-int oig_wait(struct obd_io_group *oig);
+int class_notify_sptlrpc_conf(const char *fsname, int namelen);
char *obd_export_nid2str(struct obd_export *exp);
int obd_export_evict_by_nid(struct obd_device *obd, const char *nid);
int obd_export_evict_by_uuid(struct obd_device *obd, const char *uuid);
+int obd_connect_flags2str(char *page, int count, __u64 flags, char *sep);
int obd_zombie_impexp_init(void);
void obd_zombie_impexp_stop(void);
void obd_zombie_impexp_cull(void);
-
+void obd_zombie_barrier(void);
+void obd_exports_barrier(struct obd_device *obd);
+int kuc_len(int payload_len);
+struct kuc_hdr * kuc_ptr(void *p);
+int kuc_ispayload(void *p);
+void *kuc_alloc(int payload_len, int transport, int type);
+void kuc_free(void *p, int payload_len);
+
+struct llog_handle;
+struct llog_rec_hdr;
+typedef int (*llog_cb_t)(const struct lu_env *, struct llog_handle *,
+ struct llog_rec_hdr *, void *);
/* obd_config.c */
+struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
+ const char *new_name);
int class_process_config(struct lustre_cfg *lcfg);
int class_process_proc_param(char *prefix, struct lprocfs_vars *lvars,
struct lustre_cfg *lcfg, void *data);
int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg);
int class_cleanup(struct obd_device *obd, struct lustre_cfg *lcfg);
int class_detach(struct obd_device *obd, struct lustre_cfg *lcfg);
-struct obd_device *class_incref(struct obd_device *obd);
-void class_decref(struct obd_device *obd);
+struct obd_device *class_incref(struct obd_device *obd,
+ const char *scope, const void *source);
+void class_decref(struct obd_device *obd,
+ const char *scope, const void *source);
+void dump_exports(struct obd_device *obd, int locks);
+int class_config_llog_handler(const struct lu_env *env,
+ struct llog_handle *handle,
+ struct llog_rec_hdr *rec, void *data);
+int class_add_conn(struct obd_device *obd, struct lustre_cfg *lcfg);
+int class_add_uuid(const char *uuid, __u64 nid);
/*obdecho*/
#ifdef LPROCFS
/* Passed as data param to class_config_parse_llog */
struct config_llog_instance {
- char * cfg_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;
};
-int class_config_parse_llog(struct llog_ctxt *ctxt, char *name,
- struct config_llog_instance *cfg);
-int class_config_dump_llog(struct llog_ctxt *ctxt, char *name,
- struct config_llog_instance *cfg);
+int class_config_parse_llog(const struct lu_env *env, struct llog_ctxt *ctxt,
+ char *name, struct config_llog_instance *cfg);
+int class_config_dump_llog(const struct lu_env *env, struct llog_ctxt *ctxt,
+ char *name, struct config_llog_instance *cfg);
+
+enum {
+ CONFIG_T_CONFIG = 0,
+ CONFIG_T_SPTLRPC = 1,
+ CONFIG_T_RECOVER = 2,
+ CONFIG_T_MAX = 3
+};
/* list of active configuration logs */
struct config_llog_data {
- char *cld_logname;
- struct ldlm_res_id cld_resid;
+ struct ldlm_res_id cld_resid;
struct config_llog_instance cld_cfg;
- struct list_head cld_list_chain;
- atomic_t cld_refcount;
- struct obd_export *cld_mgcexp;
- unsigned int cld_stopping:1, /* we were told to stop watching */
- cld_lostlock:1; /* lock not requeued */
+ 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 obd_export *cld_mgcexp;
+ struct mutex cld_lock;
+ int cld_type;
+ unsigned int cld_stopping:1, /* we were told to stop
+ * watching */
+ cld_lostlock:1; /* lock not requeued */
+ char cld_logname[0];
};
struct lustre_profile {
- struct list_head lp_list;
+ cfs_list_t lp_list;
char *lp_profile;
char *lp_dt;
char *lp_md;
void class_del_profile(const char *prof);
void class_del_profiles(void);
-#define class_export_rpc_get(exp) \
+#if LUSTRE_TRACKS_LOCK_EXP_REFS
+
+void __class_export_add_lock_ref(struct obd_export *, struct ldlm_lock *);
+void __class_export_del_lock_ref(struct obd_export *, struct ldlm_lock *);
+extern void (*class_export_dump_hook)(struct obd_export *);
+
+#else
+
+#define __class_export_add_lock_ref(exp, lock) do {} while(0)
+#define __class_export_del_lock_ref(exp, lock) do {} while(0)
+
+#endif
+
+#define class_export_rpc_inc(exp) \
({ \
- atomic_inc(&(exp)->exp_rpc_count); \
+ cfs_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)); \
- class_export_get(exp); \
+ (exp), cfs_atomic_read(&(exp)->exp_rpc_count)); \
})
-#define class_export_rpc_put(exp) \
+#define class_export_rpc_dec(exp) \
({ \
- atomic_dec(&(exp)->exp_rpc_count); \
+ 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), atomic_read(&(exp)->exp_rpc_count)); \
+ (exp), cfs_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); \
+})
+
+#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); \
})
-/* genops.c */
-#define class_export_get(exp) \
-({ \
- struct obd_export *exp_ = exp; \
- atomic_inc(&exp_->exp_refcount); \
- CDEBUG(D_INFO, "GETting export %p : new refcount %d\n", exp_, \
- atomic_read(&exp_->exp_refcount)); \
- 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); \
})
-#define class_export_put(exp) \
-do { \
- LASSERT((exp) != NULL); \
- CDEBUG(D_INFO, "PUTting export %p : new refcount %d\n", (exp), \
- atomic_read(&(exp)->exp_refcount) - 1); \
- LASSERT(atomic_read(&(exp)->exp_refcount) > 0); \
- LASSERT(atomic_read(&(exp)->exp_refcount) < 0x5a5a5a); \
- __class_export_put(exp); \
-} while (0)
+#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); \
+})
-void __class_export_put(struct obd_export *);
+/* genops.c */
+struct obd_export *class_export_get(struct obd_export *exp);
+void class_export_put(struct obd_export *exp);
struct obd_export *class_new_export(struct obd_device *obddev,
struct obd_uuid *cluuid);
void class_unlink_export(struct obd_export *exp);
struct obd_uuid *cluuid);
int class_disconnect(struct obd_export *exp);
void class_fail_export(struct obd_export *exp);
+int class_connected_export(struct obd_export *exp);
void class_disconnect_exports(struct obd_device *obddev);
-int class_disconnect_stale_exports(struct obd_device *,
- int (*test_export)(struct obd_export *));
int class_manual_cleanup(struct obd_device *obd);
+void class_disconnect_stale_exports(struct obd_device *,
+ int (*test_export)(struct obd_export *));
+static inline enum obd_option exp_flags_from_obd(struct obd_device *obd)
+{
+ return ((obd->obd_fail ? OBD_OPT_FAILOVER : 0) |
+ (obd->obd_force ? OBD_OPT_FORCE : 0) |
+ (obd->obd_abort_recovery ? OBD_OPT_ABORT_RECOV : 0) |
+ 0);
+}
+
+#ifdef HAVE_SERVER_SUPPORT
+static inline struct lu_target *class_exp2tgt(struct obd_export *exp)
+{
+ LASSERT(exp->exp_obd);
+ return exp->exp_obd->u.obt.obt_lut;
+}
+
+static inline struct lr_server_data *class_server_data(struct obd_device *obd)
+{
+ LASSERT(obd->u.obt.obt_lut);
+ return &obd->u.obt.obt_lut->lut_lsd;
+}
+#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_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
#define EXP_MD_COUNTER_INCREMENT(exp, op)
#endif
+static inline int lprocfs_nid_ldlm_stats_init(struct nid_stat* tmp)
+{
+ /* Always add in ldlm_stats */
+ tmp->nid_ldlm_stats = lprocfs_alloc_stats(LDLM_LAST_OPC - LDLM_FIRST_OPC
+ ,LPROCFS_STATS_FLAG_NOPERCPU);
+ if (tmp->nid_ldlm_stats == NULL)
+ return -ENOMEM;
+
+ lprocfs_init_ldlm_stats(tmp->nid_ldlm_stats);
+
+ return lprocfs_register_stats(tmp->nid_proc, "ldlm_stats",
+ tmp->nid_ldlm_stats);
+}
+
#define OBD_CHECK_MD_OP(obd, op, err) \
do { \
if (!OBT(obd) || !MDP((obd), op)) { \
return MAX_OBD_DEVICES;
}
-static inline int obd_get_info(struct obd_export *exp, __u32 keylen,
+static inline int obd_get_info(const struct lu_env *env,
+ struct obd_export *exp, __u32 keylen,
void *key, __u32 *vallen, void *val,
struct lov_stripe_md *lsm)
{
EXP_CHECK_DT_OP(exp, get_info);
EXP_COUNTER_INCREMENT(exp, get_info);
- rc = OBP(exp->exp_obd, get_info)(exp, keylen, key, vallen, val, lsm);
+ rc = OBP(exp->exp_obd, get_info)(env, exp, keylen, key, vallen, val,
+ lsm);
RETURN(rc);
}
-static inline int obd_set_info_async(struct obd_export *exp, obd_count keylen,
+static inline int obd_set_info_async(const struct lu_env *env,
+ struct obd_export *exp, obd_count keylen,
void *key, obd_count vallen, void *val,
struct ptlrpc_request_set *set)
{
EXP_CHECK_DT_OP(exp, set_info_async);
EXP_COUNTER_INCREMENT(exp, set_info_async);
- rc = OBP(exp->exp_obd, set_info_async)(exp, keylen, key, vallen, val,
- set);
+ rc = OBP(exp->exp_obd, set_info_async)(env, exp, keylen, key, vallen,
+ val, set);
RETURN(rc);
}
-#ifdef __KERNEL__
+/*
+ * obd-lu integration.
+ *
+ * Functionality is being moved into new lu_device-based layering, but some
+ * pieces of configuration process are still based on obd devices.
+ *
+ * Specifically, lu_device_type_operations::ldto_device_alloc() methods fully
+ * subsume ->o_setup() methods of obd devices they replace. The same for
+ * lu_device_operations::ldo_process_config() and ->o_process_config(). As a
+ * result, obd_setup() and obd_process_config() branch and call one XOR
+ * another.
+ *
+ * Yet neither lu_device_type_operations::ldto_device_fini() nor
+ * lu_device_type_operations::ldto_device_free() fully implement the
+ * functionality of ->o_precleanup() and ->o_cleanup() they override. Hence,
+ * obd_precleanup() and obd_cleanup() call both lu_device and obd operations.
+ */
+
#define DECLARE_LU_VARS(ldt, d) \
- struct lu_device_type *ldt; \
+ struct lu_device_type *ldt; \
struct lu_device *d
-#else
-#define DECLARE_LU_VARS(ldt, d) \
- extern void __placeholder_to_put_a_semicolon(void)
-#endif
+
static inline int obd_setup(struct obd_device *obd, struct lustre_cfg *cfg)
{
int rc;
DECLARE_LU_VARS(ldt, d);
ENTRY;
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
if (ldt != NULL) {
+ struct lu_context session_ctx;
struct lu_env env;
+ lu_context_init(&session_ctx, LCT_SESSION);
+ session_ctx.lc_thread = NULL;
+ lu_context_enter(&session_ctx);
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
+ env.le_ses = &session_ctx;
d = ldt->ldt_ops->ldto_device_alloc(&env, ldt, cfg);
lu_env_fini(&env);
if (!IS_ERR(d)) {
} else
rc = PTR_ERR(d);
}
- } else
-#endif
- {
+ lu_context_exit(&session_ctx);
+ lu_context_fini(&session_ctx);
+
+ } else {
OBD_CHECK_DT_OP(obd, setup, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, setup);
rc = OBP(obd, setup)(obd, cfg);
ENTRY;
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
- if (ldt != NULL) {
- LASSERT(d != NULL);
+ if (ldt != NULL && d != NULL) {
if (cleanup_stage == OBD_CLEANUP_EXPORTS) {
struct lu_env env;
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
ldt->ldt_ops->ldto_device_fini(&env, d);
lu_env_fini(&env);
}
- } else {
- rc = 0;
}
- } else
-#endif
- {
- OBD_CHECK_DT_OP(obd, precleanup, 0);
- rc = OBP(obd, precleanup)(obd, cleanup_stage);
}
-
+ OBD_CHECK_DT_OP(obd, precleanup, 0);
OBD_COUNTER_INCREMENT(obd, precleanup);
+
+ rc = OBP(obd, precleanup)(obd, cleanup_stage);
RETURN(rc);
}
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
- if (ldt != NULL) {
+ if (ldt != NULL && d != NULL) {
struct lu_env env;
- LASSERT(d != NULL);
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
ldt->ldt_ops->ldto_device_free(&env, d);
lu_env_fini(&env);
obd->obd_lu_dev = NULL;
}
- } else
-#endif
- {
- OBD_CHECK_DT_OP(obd, cleanup, 0);
- rc = OBP(obd, cleanup)(obd);
}
+ OBD_CHECK_DT_OP(obd, cleanup, 0);
OBD_COUNTER_INCREMENT(obd, cleanup);
+
+ rc = OBP(obd, cleanup)(obd);
RETURN(rc);
}
+static inline void obd_cleanup_client_import(struct obd_device *obd)
+{
+ ENTRY;
+
+ /* If we set up but never connected, the
+ client import will not have been cleaned. */
+ down_write(&obd->u.cli.cl_sem);
+ if (obd->u.cli.cl_import) {
+ struct obd_import *imp;
+ imp = obd->u.cli.cl_import;
+ CDEBUG(D_CONFIG, "%s: client import never connected\n",
+ obd->obd_name);
+ ptlrpc_invalidate_import(imp);
+ if (imp->imp_rq_pool) {
+ ptlrpc_free_rq_pool(imp->imp_rq_pool);
+ imp->imp_rq_pool = NULL;
+ }
+ client_destroy_import(imp);
+ obd->u.cli.cl_import = NULL;
+ }
+ up_write(&obd->u.cli.cl_sem);
+
+ EXIT;
+}
+
static inline int
obd_process_config(struct obd_device *obd, int datalen, void *data)
{
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
+ obd->obd_process_conf = 1;
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
if (ldt != NULL && d != NULL) {
struct lu_env env;
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
rc = d->ld_ops->ldo_process_config(&env, d, data);
lu_env_fini(&env);
}
- } else
-#endif
- {
+ } else {
OBD_CHECK_DT_OP(obd, process_config, -EOPNOTSUPP);
rc = OBP(obd, process_config)(obd, datalen, data);
}
OBD_COUNTER_INCREMENT(obd, process_config);
+ obd->obd_process_conf = 0;
RETURN(rc);
}
}
static inline int obd_free_diskmd(struct obd_export *exp,
- struct lov_mds_md **disk_tgt)
-{
- LASSERT(disk_tgt);
- LASSERT(*disk_tgt);
- return obd_packmd(exp, disk_tgt, NULL);
+ struct lov_mds_md **disk_tgt)
+{
+ LASSERT(disk_tgt);
+ LASSERT(*disk_tgt);
+ /*
+ * LU-2590, for caller's convenience, *disk_tgt could be host
+ * endianness, it needs swab to LE if necessary, while just
+ * lov_mds_md header needs it for figuring out how much memory
+ * needs to be freed.
+ */
+ if ((cpu_to_le32(LOV_MAGIC) != LOV_MAGIC) &&
+ (((*disk_tgt)->lmm_magic == LOV_MAGIC_V1) ||
+ ((*disk_tgt)->lmm_magic == LOV_MAGIC_V3)))
+ lustre_swab_lov_mds_md(*disk_tgt);
+ return obd_packmd(exp, disk_tgt, NULL);
}
/* Unpack an MD struct from disk to in-memory format.
static inline int obd_free_memmd(struct obd_export *exp,
struct lov_stripe_md **mem_tgt)
{
+ int rc;
+
LASSERT(mem_tgt);
LASSERT(*mem_tgt);
- return obd_unpackmd(exp, mem_tgt, NULL, 0);
+ rc = obd_unpackmd(exp, mem_tgt, NULL, 0);
+ *mem_tgt = NULL;
+ return rc;
}
-static inline int obd_checkmd(struct obd_export *exp,
- struct obd_export *md_exp,
- struct lov_stripe_md *mem_tgt)
+static inline int obd_precreate(struct obd_export *exp)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, checkmd);
- EXP_COUNTER_INCREMENT(exp, checkmd);
+ EXP_CHECK_DT_OP(exp, precreate);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, precreate);
- rc = OBP(exp->exp_obd, checkmd)(exp, md_exp, mem_tgt);
+ rc = OBP(exp->exp_obd, precreate)(exp);
RETURN(rc);
}
-static inline int obd_precreate(struct obd_export *exp)
+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, precreate);
- OBD_COUNTER_INCREMENT(exp->exp_obd, precreate);
+ EXP_CHECK_DT_OP(exp, create_async);
+ EXP_COUNTER_INCREMENT(exp, create_async);
- rc = OBP(exp->exp_obd, precreate)(exp);
+ rc = OBP(exp->exp_obd, create_async)(exp, oinfo, ea, oti);
RETURN(rc);
}
-static inline int obd_create(struct obd_export *exp, struct obdo *obdo,
- struct lov_stripe_md **ea,
+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)
{
int rc;
EXP_CHECK_DT_OP(exp, create);
EXP_COUNTER_INCREMENT(exp, create);
- rc = OBP(exp->exp_obd, create)(exp, obdo, ea, oti);
+ rc = OBP(exp->exp_obd, create)(env, exp, obdo, ea, oti);
RETURN(rc);
}
-static inline int obd_destroy(struct obd_export *exp, struct obdo *obdo,
- struct lov_stripe_md *ea,
+static inline int obd_destroy(const struct lu_env *env, struct obd_export *exp,
+ struct obdo *obdo, struct lov_stripe_md *ea,
struct obd_trans_info *oti,
- struct obd_export *md_exp)
+ struct obd_export *md_exp, void *capa)
{
int rc;
ENTRY;
EXP_CHECK_DT_OP(exp, destroy);
EXP_COUNTER_INCREMENT(exp, destroy);
- rc = OBP(exp->exp_obd, destroy)(exp, obdo, ea, oti, md_exp);
+ rc = OBP(exp->exp_obd, destroy)(env, exp, obdo, ea, oti, md_exp, capa);
RETURN(rc);
}
-static inline int obd_getattr(struct obd_export *exp, struct obd_info *oinfo)
+static inline int obd_getattr(const struct lu_env *env, struct obd_export *exp,
+ struct obd_info *oinfo)
{
int rc;
ENTRY;
EXP_CHECK_DT_OP(exp, getattr);
EXP_COUNTER_INCREMENT(exp, getattr);
- rc = OBP(exp->exp_obd, getattr)(exp, oinfo);
+ rc = OBP(exp->exp_obd, getattr)(env, exp, oinfo);
RETURN(rc);
}
RETURN(rc);
}
-static inline int obd_setattr(struct obd_export *exp, struct obd_info *oinfo,
+static inline int obd_setattr(const struct lu_env *env, struct obd_export *exp,
+ struct obd_info *oinfo,
struct obd_trans_info *oti)
{
int rc;
EXP_CHECK_DT_OP(exp, setattr);
EXP_COUNTER_INCREMENT(exp, setattr);
- rc = OBP(exp->exp_obd, setattr)(exp, oinfo, oti);
+ rc = OBP(exp->exp_obd, setattr)(env, exp, oinfo, oti);
RETURN(rc);
}
RETURN(rc);
}
+static inline struct obd_uuid *obd_get_uuid(struct obd_export *exp)
+{
+ struct obd_uuid *uuid;
+ ENTRY;
+
+ OBD_CHECK_DT_OP(exp->exp_obd, get_uuid, NULL);
+ EXP_COUNTER_INCREMENT(exp, get_uuid);
+
+ uuid = OBP(exp->exp_obd, get_uuid)(exp);
+ RETURN(uuid);
+}
+
+/** Create a new /a exp on device /a obd for the uuid /a cluuid
+ * @param exp New export handle
+ * @param d Connect data, supported flags are set, flags also understood
+ * by obd are returned.
+ */
static inline int obd_connect(const struct lu_env *env,
- struct lustre_handle *conn,struct obd_device *obd,
+ struct obd_export **exp,struct obd_device *obd,
struct obd_uuid *cluuid,
- struct obd_connect_data *d,
+ struct obd_connect_data *data,
void *localdata)
{
int rc;
-#ifdef LIBCFS_DEBUG
- __u64 ocf = d ? d->ocd_connect_flags : 0; /* for post-condition
+ __u64 ocf = data ? data->ocd_connect_flags : 0; /* for post-condition
* check */
-#endif
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
OBD_CHECK_DT_OP(obd, connect, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, connect);
- rc = OBP(obd, connect)(env, conn, obd, cluuid, d, localdata);
+ rc = OBP(obd, connect)(env, exp, obd, cluuid, data, localdata);
/* check that only subset is granted */
- LASSERT(ergo(d != NULL,
- (d->ocd_connect_flags & ocf) == d->ocd_connect_flags));
+ LASSERT(ergo(data != NULL, (data->ocd_connect_flags & ocf) ==
+ data->ocd_connect_flags));
RETURN(rc);
}
struct obd_export *exp,
struct obd_device *obd,
struct obd_uuid *cluuid,
- struct obd_connect_data *d)
+ struct obd_connect_data *d,
+ void *localdata)
{
int rc;
-#ifdef LIBCFS_DEBUG
__u64 ocf = d ? d->ocd_connect_flags : 0; /* for post-condition
* check */
-#endif
ENTRY;
OBD_CHECK_DT_OP(obd, reconnect, 0);
OBD_COUNTER_INCREMENT(obd, reconnect);
- rc = OBP(obd, reconnect)(env, exp, obd, cluuid, d);
+ rc = OBP(obd, reconnect)(env, exp, obd, cluuid, d, localdata);
/* check that only subset is granted */
LASSERT(ergo(d != NULL,
(d->ocd_connect_flags & ocf) == d->ocd_connect_flags));
RETURN(rc);
}
-static inline int obd_fid_init(struct obd_export *exp)
+static inline int obd_fid_init(struct obd_device *obd, struct obd_export *exp,
+ enum lu_cli_type type)
{
- int rc;
- ENTRY;
+ int rc;
+ ENTRY;
- OBD_CHECK_DT_OP(exp->exp_obd, fid_init, 0);
- EXP_COUNTER_INCREMENT(exp, fid_init);
+ OBD_CHECK_DT_OP(obd, fid_init, 0);
+ OBD_COUNTER_INCREMENT(obd, fid_init);
- rc = OBP(exp->exp_obd, fid_init)(exp);
- RETURN(rc);
+ rc = OBP(obd, fid_init)(obd, exp, type);
+ RETURN(rc);
}
-static inline int obd_fid_fini(struct obd_export *exp)
+static inline int obd_fid_fini(struct obd_device *obd)
{
- int rc;
- ENTRY;
+ int rc;
+ ENTRY;
- OBD_CHECK_DT_OP(exp->exp_obd, fid_fini, 0);
- EXP_COUNTER_INCREMENT(exp, fid_fini);
+ OBD_CHECK_DT_OP(obd, fid_fini, 0);
+ OBD_COUNTER_INCREMENT(obd, fid_fini);
- rc = OBP(exp->exp_obd, fid_fini)(exp);
- RETURN(rc);
+ rc = OBP(obd, fid_fini)(obd);
+ RETURN(rc);
}
static inline int obd_fid_alloc(struct obd_export *exp,
RETURN(rc);
}
-static inline int obd_fid_delete(struct obd_export *exp,
- const struct lu_fid *fid)
+static inline int obd_ping(const struct lu_env *env, struct obd_export *exp)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, fid_delete);
- EXP_COUNTER_INCREMENT(exp, fid_delete);
+ OBD_CHECK_DT_OP(exp->exp_obd, ping, 0);
+ EXP_COUNTER_INCREMENT(exp, ping);
- rc = OBP(exp->exp_obd, fid_delete)(exp, fid);
+ rc = OBP(exp->exp_obd, ping)(env, exp);
RETURN(rc);
}
-static inline int obd_ping(struct obd_export *exp)
+static inline int obd_pool_new(struct obd_device *obd, char *poolname)
{
int rc;
ENTRY;
- OBD_CHECK_DT_OP(exp->exp_obd, ping, 0);
- EXP_COUNTER_INCREMENT(exp, ping);
+ OBD_CHECK_DT_OP(obd, pool_new, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, pool_new);
+
+ rc = OBP(obd, pool_new)(obd, poolname);
+ RETURN(rc);
+}
+
+static inline int obd_pool_del(struct obd_device *obd, char *poolname)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_DT_OP(obd, pool_del, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, pool_del);
+
+ rc = OBP(obd, pool_del)(obd, poolname);
+ RETURN(rc);
+}
+
+static inline int obd_pool_add(struct obd_device *obd, char *poolname, char *ostname)
+{
+ int rc;
+ ENTRY;
- rc = OBP(exp->exp_obd, ping)(exp);
+ OBD_CHECK_DT_OP(obd, pool_add, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, pool_add);
+
+ rc = OBP(obd, pool_add)(obd, poolname, ostname);
RETURN(rc);
}
+static inline int obd_pool_rem(struct obd_device *obd, char *poolname, char *ostname)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_DT_OP(obd, pool_rem, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, pool_rem);
+
+ rc = OBP(obd, pool_rem)(obd, poolname, ostname);
+ RETURN(rc);
+}
+
+static inline void obd_getref(struct obd_device *obd)
+{
+ ENTRY;
+ if (OBT(obd) && OBP(obd, getref)) {
+ OBD_COUNTER_INCREMENT(obd, getref);
+ OBP(obd, getref)(obd);
+ }
+ EXIT;
+}
+
+static inline void obd_putref(struct obd_device *obd)
+{
+ ENTRY;
+ if (OBT(obd) && OBP(obd, putref)) {
+ OBD_COUNTER_INCREMENT(obd, putref);
+ OBP(obd, putref)(obd);
+ }
+ EXIT;
+}
+
static inline int obd_init_export(struct obd_export *exp)
{
int rc = 0;
}
static inline struct dentry *
-obd_lvfs_fid2dentry(struct obd_export *exp, __u64 id_ino, __u32 gen, __u64 gr)
+obd_lvfs_fid2dentry(struct obd_export *exp, struct ost_id *oi, __u32 gen)
{
- LASSERT(exp->exp_obd);
+ struct lvfs_run_ctxt *ctxt = &exp->exp_obd->obd_lvfs_ctxt;
+ LASSERT(exp->exp_obd);
- return lvfs_fid2dentry(&exp->exp_obd->obd_lvfs_ctxt, id_ino, gen, gr,
- exp->exp_obd);
+ return ctxt->cb_ops.l_fid2dentry(ostid_id(oi), gen, ostid_seq(oi),
+ 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;
-}
-
-#ifndef time_before
-#define time_before(t1, t2) ((long)t2 - (long)t1 > 0)
-#endif
-
/* @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. */
-static inline int obd_statfs_async(struct obd_device *obd,
+static inline int obd_statfs_async(struct obd_export *exp,
struct obd_info *oinfo,
__u64 max_age,
struct ptlrpc_request_set *rqset)
{
int rc = 0;
+ struct obd_device *obd;
ENTRY;
- if (obd == NULL)
+ if (exp == NULL || exp->exp_obd == NULL)
RETURN(-EINVAL);
+ obd = exp->exp_obd;
OBD_CHECK_DT_OP(obd, statfs, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, statfs);
CDEBUG(D_SUPER, "%s: osfs %p age "LPU64", max_age "LPU64"\n",
obd->obd_name, &obd->obd_osfs, obd->obd_osfs_age, max_age);
if (cfs_time_before_64(obd->obd_osfs_age, max_age)) {
- rc = OBP(obd, statfs_async)(obd, oinfo, max_age, rqset);
+ rc = OBP(obd, statfs_async)(exp, oinfo, max_age, rqset);
} else {
CDEBUG(D_SUPER,"%s: use %p cache blocks "LPU64"/"LPU64
" objects "LPU64"/"LPU64"\n",
obd->obd_name, &obd->obd_osfs,
obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
- spin_lock(&obd->obd_osfs_lock);
- memcpy(oinfo->oi_osfs, &obd->obd_osfs, sizeof(*oinfo->oi_osfs));
- spin_unlock(&obd->obd_osfs_lock);
+ spin_lock(&obd->obd_osfs_lock);
+ memcpy(oinfo->oi_osfs, &obd->obd_osfs, sizeof(*oinfo->oi_osfs));
+ spin_unlock(&obd->obd_osfs_lock);
+ oinfo->oi_flags |= OBD_STATFS_FROM_CACHE;
if (oinfo->oi_cb_up)
oinfo->oi_cb_up(oinfo, 0);
}
RETURN(rc);
}
-static inline int obd_statfs_rqset(struct obd_device *obd,
+static inline int obd_statfs_rqset(struct obd_export *exp,
struct obd_statfs *osfs, __u64 max_age,
__u32 flags)
{
oinfo.oi_osfs = osfs;
oinfo.oi_flags = flags;
- rc = obd_statfs_async(obd, &oinfo, max_age, set);
+ rc = obd_statfs_async(exp, &oinfo, max_age, set);
if (rc == 0)
rc = ptlrpc_set_wait(set);
ptlrpc_set_destroy(set);
/* @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. */
-static inline int obd_statfs(struct obd_device *obd, struct obd_statfs *osfs,
- __u64 max_age, __u32 flags)
+static inline int obd_statfs(const struct lu_env *env, struct obd_export *exp,
+ struct obd_statfs *osfs, __u64 max_age,
+ __u32 flags)
{
int rc = 0;
+ struct obd_device *obd = exp->exp_obd;
ENTRY;
if (obd == NULL)
CDEBUG(D_SUPER, "osfs "LPU64", max_age "LPU64"\n",
obd->obd_osfs_age, max_age);
if (cfs_time_before_64(obd->obd_osfs_age, max_age)) {
- rc = OBP(obd, statfs)(obd, osfs, max_age, flags);
+ rc = OBP(obd, statfs)(env, exp, osfs, max_age, flags);
if (rc == 0) {
- spin_lock(&obd->obd_osfs_lock);
- memcpy(&obd->obd_osfs, osfs, sizeof(obd->obd_osfs));
- obd->obd_osfs_age = cfs_time_current_64();
- spin_unlock(&obd->obd_osfs_lock);
- }
- } else {
- CDEBUG(D_SUPER,"%s: use %p cache blocks "LPU64"/"LPU64
- " objects "LPU64"/"LPU64"\n",
- obd->obd_name, &obd->obd_osfs,
- obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
- obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
- spin_lock(&obd->obd_osfs_lock);
- memcpy(osfs, &obd->obd_osfs, sizeof(*osfs));
- spin_unlock(&obd->obd_osfs_lock);
- }
+ spin_lock(&obd->obd_osfs_lock);
+ memcpy(&obd->obd_osfs, osfs, sizeof(obd->obd_osfs));
+ obd->obd_osfs_age = cfs_time_current_64();
+ spin_unlock(&obd->obd_osfs_lock);
+ }
+ } else {
+ CDEBUG(D_SUPER, "%s: use %p cache blocks "LPU64"/"LPU64
+ " objects "LPU64"/"LPU64"\n",
+ obd->obd_name, &obd->obd_osfs,
+ obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
+ obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
+ spin_lock(&obd->obd_osfs_lock);
+ memcpy(osfs, &obd->obd_osfs, sizeof(*osfs));
+ spin_unlock(&obd->obd_osfs_lock);
+ }
+ 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(struct obd_export *exp, struct obdo *oa,
- struct lov_stripe_md *ea, obd_size start,
- obd_size end, void *capa)
+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)(exp, oa, ea, start, end, capa);
+ rc = OBP(exp->exp_obd, sync)(env, exp, oinfo, start, end, set);
RETURN(rc);
}
if (set == NULL)
RETURN(-ENOMEM);
- rc = OBP(exp->exp_obd, punch)(exp, oinfo, oti, set);
+ 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(struct obd_export *exp, struct obd_info *oinfo,
- struct obd_trans_info *oti,
+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;
EXP_CHECK_DT_OP(exp, punch);
EXP_COUNTER_INCREMENT(exp, punch);
- rc = OBP(exp->exp_obd, punch)(exp, oinfo, oti, rqset);
+ rc = OBP(exp->exp_obd, punch)(env, exp, oinfo, oti, rqset);
RETURN(rc);
}
RETURN(rc);
}
-static inline int obd_brw_async(int cmd, struct obd_export *exp,
- struct obd_info *oinfo, obd_count oa_bufs,
- struct brw_page *pg, struct obd_trans_info *oti,
- struct ptlrpc_request_set *set)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, brw_async);
- EXP_COUNTER_INCREMENT(exp, brw_async);
-
- if (!(cmd & OBD_BRW_RWMASK)) {
- CERROR("obd_brw: cmd must be OBD_BRW_READ or OBD_BRW_WRITE\n");
- LBUG();
- }
-
- rc = OBP(exp->exp_obd, brw_async)(cmd, exp, oinfo, oa_bufs, pg,oti,set);
- RETURN(rc);
-}
-
-static inline int obd_brw_rqset(int cmd, struct obd_export *exp,
- struct obdo *oa, struct lov_stripe_md *lsm,
- obd_count oa_bufs, struct brw_page *pg,
- struct obd_trans_info *oti,
- struct obd_capa *ocapa)
-{
- struct ptlrpc_request_set *set = NULL;
- struct obd_info oinfo = { { { 0 } } };
- int rc = 0;
- ENTRY;
-
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
-
- oinfo.oi_oa = oa;
- oinfo.oi_md = lsm;
- oinfo.oi_capa = ocapa;
- rc = obd_brw_async(cmd, exp, &oinfo, oa_bufs, pg, oti, set);
- if (rc == 0) {
- rc = ptlrpc_set_wait(set);
- if (rc)
- CERROR("error from callback: rc = %d\n", rc);
- } else {
- CDEBUG(rc == -ENOSPC ? D_INODE : D_ERROR,
- "error from obd_brw_async: rc = %d\n", rc);
- }
- ptlrpc_set_destroy(set);
- RETURN(rc);
-}
-
-static inline int obd_prep_async_page(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- cfs_page_t *page, obd_off offset,
- struct obd_async_page_ops *ops,
- void *data, void **res, int nocache,
- struct lustre_handle *lockh)
-{
- int ret;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, prep_async_page);
- EXP_COUNTER_INCREMENT(exp, prep_async_page);
-
- ret = OBP(exp->exp_obd, prep_async_page)(exp, lsm, loi, page, offset,
- ops, data, res, nocache,
- lockh);
- RETURN(ret);
-}
-
-/**
- * Checks if requested extent lock is compatible with a lock under the page.
- *
- * Checks if the lock under \a page is compatible with a read or write lock
- * (specified by \a rw) for an extent [\a start , \a end].
- *
- * \param exp obd export (lov or osc)
- * \param lsm striping information for the file
- * \param res async_page placeholder
- * \param rw OBD_BRW_READ if requested for reading,
- * OBD_BRW_WRITE if requested for writing
- * \param start start of the requested extent
- * \param end end of the requested extent
- * \param cookie transparent parameter for passing locking context
- *
- * \post result == 1, *cookie == context, appropriate lock is referenced or
- *
- * \retval 1 owned lock is reused for the request
- * \retval 0 no lock reused for the request
- * \retval -ENOTSUPP reget_short_lock is not exported at this layer
- *
- * \see obd_release_short_lock
- */
-static inline int obd_reget_short_lock(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- void **res, int rw,
- obd_off start, obd_off end,
- void **cookie)
-{
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, reget_short_lock);
- EXP_COUNTER_INCREMENT(exp, reget_short_lock);
-
- RETURN(OBP(exp->exp_obd, reget_short_lock)(exp, lsm, res, rw,
- start, end, cookie));
-}
-
-
-/**
- * Releases a reference to a lock taken in a "fast" way.
- *
- * Releases a read or write (specified by \a rw) lock
- * referenced by \a cookie.
- *
- * \param exp obd export (lov or osc)
- * \param lsm striping information for the file
- * \param end end of the locked extent
- * \param rw OBD_BRW_READ if requested for reading,
- * OBD_BRW_WRITE if requested for writing
- * \param cookie transparent parameter for passing locking context
- *
- * \post appropriate lock is dereferenced
- *
- * \see obd_reget_short_lock
- */
-static inline int obd_release_short_lock(struct obd_export *exp,
- struct lov_stripe_md *lsm, obd_off end,
- void *cookie, int rw)
-{
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, release_short_lock);
- EXP_COUNTER_INCREMENT(exp, release_short_lock);
-
- RETURN(OBP(exp->exp_obd, release_short_lock)(exp, lsm, end,
- cookie, rw));
-}
-
-static inline int obd_queue_async_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie,
- int cmd, obd_off off, int count,
- obd_flag brw_flags, obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, queue_async_io);
- EXP_COUNTER_INCREMENT(exp, queue_async_io);
- LASSERT(cmd & OBD_BRW_RWMASK);
-
- rc = OBP(exp->exp_obd, queue_async_io)(exp, lsm, loi, cookie, cmd, off,
- count, brw_flags, async_flags);
- RETURN(rc);
-}
-
-static inline int obd_set_async_flags(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie,
- obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, set_async_flags);
- EXP_COUNTER_INCREMENT(exp, set_async_flags);
-
- rc = OBP(exp->exp_obd, set_async_flags)(exp, lsm, loi, cookie,
- async_flags);
- RETURN(rc);
-}
-
-static inline int obd_queue_group_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- struct obd_io_group *oig,
- void *cookie, int cmd, obd_off off,
- int count, obd_flag brw_flags,
- obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, queue_group_io);
- EXP_COUNTER_INCREMENT(exp, queue_group_io);
- LASSERT(cmd & OBD_BRW_RWMASK);
-
- rc = OBP(exp->exp_obd, queue_group_io)(exp, lsm, loi, oig, cookie,
- cmd, off, count, brw_flags,
- async_flags);
- RETURN(rc);
-}
-
-static inline int obd_trigger_group_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- struct obd_io_group *oig)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, trigger_group_io);
- EXP_COUNTER_INCREMENT(exp, trigger_group_io);
-
- rc = OBP(exp->exp_obd, trigger_group_io)(exp, lsm, loi, oig);
- RETURN(rc);
-}
-
-static inline int obd_teardown_async_page(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, teardown_async_page);
- EXP_COUNTER_INCREMENT(exp, teardown_async_page);
-
- rc = OBP(exp->exp_obd, teardown_async_page)(exp, lsm, loi, cookie);
- RETURN(rc);
-}
-
-static inline int obd_preprw(int cmd, struct obd_export *exp, struct obdo *oa,
+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,
- int niocount, struct niobuf_remote *remote,
+ struct niobuf_remote *remote, int *pages,
struct niobuf_local *local,
struct obd_trans_info *oti,
struct lustre_capa *capa)
EXP_CHECK_DT_OP(exp, preprw);
EXP_COUNTER_INCREMENT(exp, preprw);
- rc = OBP(exp->exp_obd, preprw)(cmd, exp, oa, objcount, obj, niocount,
- remote, local, oti, capa);
+ rc = OBP(exp->exp_obd, preprw)(env, cmd, exp, oa, objcount, obj, remote,
+ pages, local, oti, capa);
RETURN(rc);
}
-static inline int obd_commitrw(int cmd, struct obd_export *exp, struct obdo *oa,
+static inline int obd_commitrw(const struct lu_env *env, int cmd,
+ struct obd_export *exp, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
- int niocount, struct niobuf_local *local,
+ struct niobuf_remote *rnb, int pages,
+ struct niobuf_local *local,
struct obd_trans_info *oti, int rc)
{
ENTRY;
EXP_CHECK_DT_OP(exp, commitrw);
EXP_COUNTER_INCREMENT(exp, commitrw);
- rc = OBP(exp->exp_obd, commitrw)(cmd, exp, oa, objcount, obj, niocount,
- local, oti, rc);
+ rc = OBP(exp->exp_obd, commitrw)(env, cmd, exp, oa, objcount, obj,
+ rnb, pages, local, oti, rc);
RETURN(rc);
}
RETURN(rc);
}
-static inline int obd_match(struct obd_export *exp, struct lov_stripe_md *ea,
- __u32 type, ldlm_policy_data_t *policy, __u32 mode,
- int *flags, void *data, struct lustre_handle *lockh)
+static inline int obd_change_cbdata(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ ldlm_iterator_t it, void *data)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, match);
- EXP_COUNTER_INCREMENT(exp, match);
+ EXP_CHECK_DT_OP(exp, change_cbdata);
+ EXP_COUNTER_INCREMENT(exp, change_cbdata);
- rc = OBP(exp->exp_obd, match)(exp, ea, type, policy, mode, flags, data,
- lockh);
+ rc = OBP(exp->exp_obd, change_cbdata)(exp, lsm, it, data);
RETURN(rc);
}
-static inline int obd_change_cbdata(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- ldlm_iterator_t it, void *data)
+static inline int obd_find_cbdata(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ ldlm_iterator_t it, void *data)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, change_cbdata);
- EXP_COUNTER_INCREMENT(exp, change_cbdata);
+ EXP_CHECK_DT_OP(exp, find_cbdata);
+ EXP_COUNTER_INCREMENT(exp, find_cbdata);
- rc = OBP(exp->exp_obd, change_cbdata)(exp, lsm, it, data);
+ rc = OBP(exp->exp_obd, find_cbdata)(exp, lsm, it, data);
RETURN(rc);
}
static inline int obd_cancel_unused(struct obd_export *exp,
struct lov_stripe_md *ea,
- int flags, void *opaque)
+ ldlm_cancel_flags_t flags,
+ void *opaque)
{
int rc;
ENTRY;
RETURN(rc);
}
-static inline int obd_join_lru(struct obd_export *exp,
- struct lov_stripe_md *ea, int join)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, join_lru);
- EXP_COUNTER_INCREMENT(exp, join_lru);
-
- rc = OBP(exp->exp_obd, join_lru)(exp, ea, join);
- 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)
}
if (!OBP(obd, notify)) {
- CERROR("obd %s has no notify handler\n", obd->obd_name);
+ CDEBUG(D_HA, "obd %s has no notify handler\n", obd->obd_name);
RETURN(-ENOSYS);
}
*/
onu = &observer->obd_upcall;
if (onu->onu_upcall != NULL)
- rc2 = onu->onu_upcall(observer, observed, ev, onu->onu_owner);
+ rc2 = onu->onu_upcall(observer, observed, ev,
+ onu->onu_owner, NULL);
else
rc2 = 0;
EXP_CHECK_DT_OP(exp, quotacheck);
EXP_COUNTER_INCREMENT(exp, quotacheck);
- rc = OBP(exp->exp_obd, quotacheck)(exp, oqctl);
+ rc = OBP(exp->exp_obd, quotacheck)(exp->exp_obd, exp, oqctl);
RETURN(rc);
}
EXP_CHECK_DT_OP(exp, quotactl);
EXP_COUNTER_INCREMENT(exp, quotactl);
- rc = OBP(exp->exp_obd, quotactl)(exp, oqctl);
+ rc = OBP(exp->exp_obd, quotactl)(exp->exp_obd, exp, oqctl);
RETURN(rc);
}
-static inline int obd_health_check(struct obd_device *obd)
+static inline int obd_health_check(const struct lu_env *env,
+ struct obd_device *obd)
{
/* returns: 0 on healthy
* >0 on unhealthy + reason code/flag
if (!OBP(obd, health_check))
RETURN(0);
- rc = OBP(obd, health_check)(obd);
+ rc = OBP(obd, health_check)(env, obd);
RETURN(rc);
}
{
ENTRY;
OBD_CHECK_DEV(obd);
- if (obd->obd_observer && observer)
+ down_write(&obd->obd_observer_link_sem);
+ if (obd->obd_observer && observer) {
+ up_write(&obd->obd_observer_link_sem);
RETURN(-EALREADY);
+ }
obd->obd_observer = observer;
+ up_write(&obd->obd_observer_link_sem);
+ 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)
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,
RETURN(rc);
}
-static inline int md_getattr(struct obd_export *exp, const struct lu_fid *fid,
- struct obd_capa *oc, obd_valid valid, int ea_size,
+static inline int md_getattr(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
int rc;
ENTRY;
EXP_CHECK_MD_OP(exp, getattr);
EXP_MD_COUNTER_INCREMENT(exp, getattr);
- rc = MDP(exp->exp_obd, getattr)(exp, fid, oc, valid,
- ea_size, request);
+ rc = MDP(exp->exp_obd, getattr)(exp, op_data, request);
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_find_cbdata(struct obd_export *exp,
+ const struct lu_fid *fid,
+ ldlm_iterator_t it, void *data)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, find_cbdata);
+ EXP_MD_COUNTER_INCREMENT(exp, find_cbdata);
+ rc = MDP(exp->exp_obd, find_cbdata)(exp, fid, it, data);
RETURN(rc);
}
static inline int md_create(struct obd_export *exp, struct md_op_data *op_data,
const void *data, int datalen, int mode, __u32 uid,
- __u32 gid, __u32 cap_effective, __u64 rdev,
+ __u32 gid, cfs_cap_t cap_effective, __u64 rdev,
struct ptlrpc_request **request)
{
int rc;
struct md_op_data *op_data,
struct lustre_handle *lockh,
void *lmm, int lmmsize,
+ struct ptlrpc_request **req,
int extra_lock_flags)
{
int rc;
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, extra_lock_flags);
+ lmm, lmmsize, req, extra_lock_flags);
RETURN(rc);
}
static inline int md_getattr_name(struct obd_export *exp,
- const struct lu_fid *fid, struct obd_capa *oc,
- const char *name, int namelen,
- obd_valid valid, int ea_size, __u32 suppgid,
+ struct md_op_data *op_data,
struct ptlrpc_request **request)
{
int rc;
ENTRY;
EXP_CHECK_MD_OP(exp, getattr_name);
EXP_MD_COUNTER_INCREMENT(exp, getattr_name);
- rc = MDP(exp->exp_obd, getattr_name)(exp, fid, oc, name, namelen,
- valid, ea_size, suppgid, request);
+ rc = MDP(exp->exp_obd, getattr_name)(exp, op_data, request);
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 flags, struct ptlrpc_request **reqp,
- ldlm_blocking_callback cb_blocking,
- int extra_lock_flags)
+ struct md_op_data *op_data, void *lmm,
+ int lmmsize, struct lookup_intent *it,
+ int lookup_flags, 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, flags, reqp, cb_blocking,
+ it, lookup_flags, reqp, cb_blocking,
extra_lock_flags);
RETURN(rc);
}
RETURN(rc);
}
-static inline int md_readpage(struct obd_export *exp, const struct lu_fid *fid,
- struct obd_capa *oc, __u64 offset,
- struct page *page,
+static inline int md_readpage(struct obd_export *exp, struct md_op_data *opdata,
+ struct page **pages,
struct ptlrpc_request **request)
{
int rc;
ENTRY;
EXP_CHECK_MD_OP(exp, readpage);
EXP_MD_COUNTER_INCREMENT(exp, readpage);
- rc = MDP(exp->exp_obd, readpage)(exp, fid, oc, offset, page, request);
+ rc = MDP(exp->exp_obd, readpage)(exp, opdata, pages, request);
RETURN(rc);
}
}
static inline int md_set_lock_data(struct obd_export *exp,
- __u64 *lockh, void *data)
+ __u64 *lockh, void *data, __u64 *bits)
{
ENTRY;
EXP_CHECK_MD_OP(exp, set_lock_data);
EXP_MD_COUNTER_INCREMENT(exp, set_lock_data);
- RETURN(MDP(exp->exp_obd, set_lock_data)(exp, lockh, data));
+ RETURN(MDP(exp->exp_obd, set_lock_data)(exp, lockh, data, bits));
}
static inline int md_cancel_unused(struct obd_export *exp,
const struct lu_fid *fid,
ldlm_policy_data_t *policy,
- ldlm_mode_t mode, int flags, void *opaque)
+ ldlm_mode_t mode,
+ ldlm_cancel_flags_t flags,
+ void *opaque)
{
int rc;
ENTRY;
RETURN(rc);
}
-static inline ldlm_mode_t md_lock_match(struct obd_export *exp, int flags,
+static inline ldlm_mode_t md_lock_match(struct obd_export *exp, __u64 flags,
const struct lu_fid *fid,
ldlm_type_t type,
ldlm_policy_data_t *policy,
RETURN(rc);
}
+static inline int md_unpack_capa(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ const struct req_msg_field *field,
+ struct obd_capa **oc)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, unpack_capa);
+ EXP_MD_COUNTER_INCREMENT(exp, unpack_capa);
+ rc = MDP(exp->exp_obd, unpack_capa)(exp, req, field, oc);
+ RETURN(rc);
+}
+
static inline int md_intent_getattr_async(struct obd_export *exp,
struct md_enqueue_info *minfo,
struct ldlm_enqueue_info *einfo)
static inline int md_revalidate_lock(struct obd_export *exp,
struct lookup_intent *it,
- struct lu_fid *fid)
+ struct lu_fid *fid, __u64 *bits)
{
int rc;
ENTRY;
EXP_CHECK_MD_OP(exp, revalidate_lock);
EXP_MD_COUNTER_INCREMENT(exp, revalidate_lock);
- rc = MDP(exp->exp_obd, revalidate_lock)(exp, it, fid);
+ rc = MDP(exp->exp_obd, revalidate_lock)(exp, it, fid, bits);
RETURN(rc);
}
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((ptr), obdo_cachep); \
+ OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, __GFP_IO); \
} while(0)
#define OBDO_FREE(ptr) \
/* 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;
+ char lri_name[MTI_NAME_MAXLEN];
+};
+
/* I'm as embarrassed about this as you are.
*
* <shaver> // XXX do not look into _superhack with remaining eye
* <shaver> // XXX if this were any uglier, I'd get my own show on MTV */
extern int (*ptlrpc_put_connection_superhack)(struct ptlrpc_connection *c);
+/* obd_mount.c */
+#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(const char *tgt_name, char *lwp_name);
+#endif /* HAVE_SERVER_SUPPORT */
+
/* sysctl.c */
extern void obd_sysctl_init (void);
extern void obd_sysctl_clean (void);
int lustre_uuid_to_peer(const char *uuid, lnet_nid_t *peer_nid, int index);
int class_add_uuid(const char *uuid, __u64 nid);
int class_del_uuid (const char *uuid);
+int class_check_uuid(struct obd_uuid *uuid, __u64 nid);
void class_init_uuidlist(void);
void class_exit_uuidlist(void);
int raw_name2idx(int hashtype, int count, const char *name, int namelen);
/* prng.c */
-void ll_generate_random_uuid(class_uuid_t uuid_out);
+#define ll_generate_random_uuid(uuid_out) cfs_get_random_bytes(uuid_out, sizeof(class_uuid_t))
#endif /* __LINUX_OBD_CLASS_H */