*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2014, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifndef __CLASS_OBD_H
#define __CLASS_OBD_H
-
+#include <linux/kobject.h>
#include <obd_support.h>
#include <lustre_import.h>
#include <lustre_net.h>
#include <obd.h>
#include <lustre_lib.h>
-#include <lustre/lustre_idl.h>
+#include <uapi/linux/lustre/lustre_idl.h>
#include <lprocfs_status.h>
#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
+#define OBD_STATFS_FOR_MDT0 0x0004 /* The statfs is only for retrieving
* information from MDT0. */
+#define OBD_STATFS_SUM 0x0008 /* get aggregated statfs from MDT */
-/* 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 */
-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);
+int lustre_get_jobid(char *jobid, size_t len);
+void lustre_jobid_clear(const char *jobid);
+void jobid_cache_fini(void);
+int jobid_cache_init(void);
+char *jobid_current(void);
+int jobid_set_current(char *jobid);
struct lu_device_type;
/* genops.c */
struct obd_export *class_conn2export(struct lustre_handle *);
+#ifdef HAVE_SERVER_SUPPORT
+struct obd_type *class_add_symlinks(const char *name, bool enable_proc);
+#endif
int class_register_type(struct obd_ops *, struct md_ops *, bool enable_proc,
struct lprocfs_vars *module_vars,
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);
-void class_release_dev(struct obd_device *obd);
+struct obd_device *class_newdev(const char *type_name, const char *name,
+ const char *uuid);
+int class_register_device(struct obd_device *obd);
+void class_unregister_device(struct obd_device *obd);
+void class_free_dev(struct obd_device *obd);
+struct obd_device *class_dev_by_str(const char *str);
int class_name2dev(const char *name);
struct obd_device *class_name2obd(const char *name);
int class_uuid2dev(struct obd_uuid *uuid);
struct obd_device *class_uuid2obd(struct obd_uuid *uuid);
void class_obd_list(void);
struct obd_device * class_find_client_obd(struct obd_uuid *tgt_uuid,
- const char * typ_name,
+ const char *type_name,
struct obd_uuid *grp_uuid);
struct obd_device * class_devices_in_group(struct obd_uuid *grp_uuid,
int *next);
int class_notify_sptlrpc_conf(const char *fsname, int namelen);
-char *obd_export_nid2str(struct obd_export *exp);
+static inline char *obd_export_nid2str(struct obd_export *exp)
+{
+ return exp->exp_connection == NULL ?
+ "<unknown>" : libcfs_nid2str(exp->exp_connection->c_peer.nid);
+}
+
+static inline char *obd_import_nid2str(struct obd_import *imp)
+{
+ return imp->imp_connection == NULL ?
+ "<unknown>" : libcfs_nid2str(imp->imp_connection->c_peer.nid);
+}
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_connect_flags2str(char *page, int count, __u64 flags, __u64 flags2,
+ const char *sep);
int obd_zombie_impexp_init(void);
void obd_zombie_impexp_stop(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);
int obd_get_request_slot(struct client_obd *cli);
int obd_set_max_mod_rpcs_in_flight(struct client_obd *cli, __u16 max);
int obd_mod_rpc_stats_seq_show(struct client_obd *cli, struct seq_file *seq);
-__u16 obd_get_mod_rpc_slot(struct client_obd *cli, __u32 opc,
- struct lookup_intent *it);
-void obd_put_mod_rpc_slot(struct client_obd *cli, __u32 opc,
- struct lookup_intent *it, __u16 tag);
+__u16 obd_get_mod_rpc_slot(struct client_obd *cli, __u32 opc);
+void obd_put_mod_rpc_slot(struct client_obd *cli, __u32 opc, __u16 tag);
struct llog_handle;
struct llog_rec_hdr;
typedef int (*llog_cb_t)(const struct lu_env *, struct llog_handle *,
struct llog_rec_hdr *, void *);
-extern atomic_t obd_stale_export_num;
-extern struct list_head obd_stale_exports;
-extern spinlock_t obd_stale_export_lock;
-
struct obd_export *obd_stale_export_get(void);
void obd_stale_export_put(struct obd_export *exp);
void obd_stale_export_adjust(struct obd_export *exp);
/* obd_config.c */
+/* For interoperability */
+struct cfg_interop_param {
+ char *old_param;
+ char *new_param;
+};
+
+char *lustre_cfg_string(struct lustre_cfg *lcfg, u32 index);
struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
const char *new_name);
+void print_lustre_cfg(struct lustre_cfg *lcfg);
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);
+ssize_t class_set_global(const char *param);
+ssize_t class_modify_config(struct lustre_cfg *lcfg, const char *prefix,
+ struct kobject *kobj);
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_detach(struct obd_device *obd, struct lustre_cfg *lcfg);
+
+int class_find_param(char *buf, char *key, char **valp);
+struct cfg_interop_param *class_find_old_param(const char *param,
+ struct cfg_interop_param *ptr);
+int class_get_next_param(char **params, char *copy);
+int class_match_param(char *buf, const char *key, char **valp);
+int class_parse_nid(char *buf, lnet_nid_t *nid, char **endh);
+int class_parse_nid_quiet(char *buf, lnet_nid_t *nid, char **endh);
+int class_parse_net(char *buf, u32 *net, char **endh);
+int class_match_nid(char *buf, char *key, lnet_nid_t nid);
+int class_match_net(char *buf, char *key, u32 net);
+
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);
+void dump_exports(struct obd_device *obd, int locks, int debug_level);
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);
#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 */
-#define CFG_F_COMPAT146 0x08 /* Allow old-style logs */
#define CFG_F_EXCLUDE 0x10 /* OST exclusion list */
/* Passed as data param to class_config_parse_llog */
struct config_llog_instance {
- char *cfg_obdname;
- void *cfg_instance;
+ unsigned long cfg_instance;
struct super_block *cfg_sb;
- struct obd_uuid cfg_uuid;
+ 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;
+ __u32 cfg_sub_clds;
};
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_PARAMS = 3,
- CONFIG_T_MAX = 4
-};
-#define PARAMS_FILENAME "params"
-#define LCTL_UPCALL "lctl"
+/**
+ * Generate a unique configuration instance for this mount
+ *
+ * Temporary hack to bypass ASLR in 4.15+ kernels, a better fix soon.
+ * For now, use the same value as before - the superblock pointer value.
+ *
+ * Using the client UUID would be an option, but it needs more testing.
+ */
+static inline unsigned long ll_get_cfg_instance(struct super_block *sb)
+{
+ return (unsigned long)sb;
+}
+
+#define CONFIG_SUB_SPTLRPC 0x01
+#define CONFIG_SUB_RECOVER 0x02
+#define CONFIG_SUB_PARAMS 0x04
+#define CONFIG_SUB_NODEMAP 0x08
+#define CONFIG_SUB_BARRIER 0x10
+
+/* Sub clds should be attached to the config_llog_data when processing
+ * config log for client or server target. */
+#define CONFIG_SUB_CLIENT (CONFIG_SUB_SPTLRPC | CONFIG_SUB_RECOVER | \
+ CONFIG_SUB_PARAMS)
+#define CONFIG_SUB_SERVER (CONFIG_SUB_CLIENT | CONFIG_SUB_NODEMAP | \
+ CONFIG_SUB_BARRIER)
+
+#define PARAMS_FILENAME "params"
+#define BARRIER_FILENAME "barrier"
+#define LCTL_UPCALL "lctl"
+
+static inline bool logname_is_barrier(const char *logname)
+{
+ char *ptr;
+
+ /* logname for barrier is "fsname-barrier" */
+ ptr = strstr(logname, BARRIER_FILENAME);
+ if (ptr && (ptr - logname) >= 2 &&
+ *(ptr - 1) == '-' && *(ptr + 7) == '\0')
+ return true;
+
+ return false;
+}
/* list of active configuration logs */
struct config_llog_data {
- struct ldlm_res_id cld_resid;
- struct config_llog_instance cld_cfg;
- struct list_head cld_list_chain;
+ struct ldlm_res_id cld_resid;
+ struct lustre_handle cld_lockh;
+ struct config_llog_instance cld_cfg;
+ struct list_head cld_list_chain;/* on config_llog_list */
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_params; /* common parameters log */
struct config_llog_data *cld_recover;/* imperative recover log */
- struct obd_export *cld_mgcexp;
+ struct config_llog_data *cld_nodemap;/* nodemap log */
+ struct config_llog_data *cld_barrier;/* barrier log (for MDT only) */
+ 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];
+ 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 {
void class_export_put(struct obd_export *exp);
struct obd_export *class_new_export(struct obd_device *obddev,
struct obd_uuid *cluuid);
+struct obd_export *class_new_export_self(struct obd_device *obd,
+ struct obd_uuid *uuid);
void class_unlink_export(struct obd_export *exp);
struct obd_import *class_import_get(struct obd_import *);
struct obd_import *class_new_import(struct obd_device *obd);
void class_destroy_import(struct obd_import *exp);
+#ifdef HAVE_SERVER_SUPPORT
struct obd_type *class_search_type(const char *name);
struct obd_type *class_get_type(const char *name);
+#endif
void class_put_type(struct obd_type *type);
int class_connect(struct lustre_handle *conn, struct obd_device *obd,
struct obd_uuid *cluuid);
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) |
void obdo_cpy_md(struct obdo *dst, const struct obdo *src, u64 valid);
void obdo_to_ioobj(const struct obdo *oa, struct obd_ioobj *ioobj);
-#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 CTXTP(ctxt, op) (ctxt)->loc_logops->lop_##op
-/* Ensure obd_setup: used for cleanup which must be called
- while obd is stopping */
-#define OBD_CHECK_DEV(obd) \
-do { \
- if (!(obd)) { \
- CERROR("NULL device\n"); \
- RETURN(-ENODEV); \
- } \
-} while (0)
+static inline int obd_check_dev(struct obd_device *obd)
+{
+ if (!obd) {
+ CERROR("NULL device\n");
+ return -ENODEV;
+ }
+ return 0;
+}
/* ensure obd_setup and !obd_stopping */
#define OBD_CHECK_DEV_ACTIVE(obd) \
do { \
- OBD_CHECK_DEV(obd); \
+ rc = obd_check_dev(obd); \
+ if (rc) \
+ return rc; \
+ \
if (!(obd)->obd_set_up || (obd)->obd_stopping) { \
CERROR("Device %d not setup\n", \
(obd)->obd_minor); \
} while (0)
-#ifdef CONFIG_PROC_FS
-#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 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;
+ /* 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);
+ lprocfs_init_ldlm_stats(tmp->nid_ldlm_stats);
- return lprocfs_register_stats(tmp->nid_proc, "ldlm_stats",
- tmp->nid_ldlm_stats);
+ return lprocfs_register_stats(tmp->nid_proc, "ldlm_stats",
+ tmp->nid_ldlm_stats);
}
-#define EXP_CHECK_MD_OP(exp, op) \
-do { \
- if ((exp) == NULL) { \
- CERROR("obd_" #op ": NULL export\n"); \
- RETURN(-ENODEV); \
- } \
- if ((exp)->exp_obd == NULL || !OBT((exp)->exp_obd)) { \
- CERROR("obd_" #op ": cleaned up obd\n"); \
- RETURN(-EOPNOTSUPP); \
- } \
- if (!OBT((exp)->exp_obd) || !MDP((exp)->exp_obd, op)) { \
- CERROR("obd_" #op ": dev %s/%d no operation\n", \
- (exp)->exp_obd->obd_name, \
- (exp)->exp_obd->obd_minor); \
- RETURN(-EOPNOTSUPP); \
- } \
-} while (0)
-
-
-#define OBD_CHECK_DT_OP(obd, op, err) \
-do { \
- if (!OBT(obd) || !OBP((obd), op)) { \
- if (err) \
- CERROR("obd_" #op ": dev %d no operation\n", \
- obd->obd_minor); \
- RETURN(err); \
- } \
-} while (0)
-
-#define EXP_CHECK_DT_OP(exp, op) \
-do { \
- if ((exp) == NULL) { \
- CERROR("obd_" #op ": NULL export\n"); \
- RETURN(-ENODEV); \
- } \
- if ((exp)->exp_obd == NULL || !OBT((exp)->exp_obd)) { \
- CERROR("obd_" #op ": cleaned up obd\n"); \
- RETURN(-EOPNOTSUPP); \
- } \
- if (!OBT((exp)->exp_obd) || !OBP((exp)->exp_obd, op)) { \
- CERROR("obd_" #op ": dev %d no operation\n", \
- (exp)->exp_obd->obd_minor); \
- RETURN(-EOPNOTSUPP); \
- } \
-} while (0)
-
-#define CTXT_CHECK_OP(ctxt, op, err) \
-do { \
- if (!OBT(ctxt->loc_obd) || !CTXTP((ctxt), op)) { \
- if (err) \
- CERROR("lop_" #op ": dev %d no operation\n", \
- ctxt->loc_obd->obd_minor); \
- RETURN(err); \
- } \
-} while (0)
+static inline int exp_check_ops(struct obd_export *exp)
+{
+ if (exp == NULL) {
+ RETURN(-ENODEV);
+ }
+ if (exp->exp_obd == NULL || !exp->exp_obd->obd_type) {
+ RETURN(-EOPNOTSUPP);
+ }
+ RETURN(0);
+}
static inline int class_devno_max(void)
{
- return MAX_OBD_DEVICES;
+ return MAX_OBD_DEVICES;
}
static inline int obd_get_info(const struct lu_env *env, struct obd_export *exp,
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, get_info);
- EXP_COUNTER_INCREMENT(exp, get_info);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_get_info) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, get_info)(env, exp, keylen, key, vallen, val);
RETURN(rc);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, set_info_async);
- EXP_COUNTER_INCREMENT(exp, set_info_async);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_set_info_async) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, set_info_async)(env, exp, keylen, key, vallen,
val, set);
* 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 *d
-
static inline int obd_setup(struct obd_device *obd, struct lustre_cfg *cfg)
{
int rc;
- DECLARE_LU_VARS(ldt, d);
+ struct lu_device_type *ldt = obd->obd_type->typ_lu;
+ struct lu_device *d;
+
ENTRY;
- ldt = obd->obd_type->typ_lu;
if (ldt != NULL) {
struct lu_context session_ctx;
struct lu_env env;
lu_context_fini(&session_ctx);
} else {
- OBD_CHECK_DT_OP(obd, setup, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, setup);
+ if (!obd->obd_type->typ_dt_ops->o_setup) {
+ CERROR("%s: no %s operation\n", obd->obd_name,
+ __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, setup)(obd, cfg);
}
RETURN(rc);
}
-static inline int obd_precleanup(struct obd_device *obd,
- enum obd_cleanup_stage cleanup_stage)
+static inline int obd_precleanup(struct obd_device *obd)
{
- int rc;
- DECLARE_LU_VARS(ldt, d);
- ENTRY;
+ int rc;
+ struct lu_device_type *ldt = obd->obd_type->typ_lu;
+ struct lu_device *d = obd->obd_lu_dev;
- OBD_CHECK_DEV(obd);
- ldt = obd->obd_type->typ_lu;
- d = obd->obd_lu_dev;
- if (ldt != NULL && d != NULL) {
- if (cleanup_stage == OBD_CLEANUP_EXPORTS) {
- struct lu_env env;
-
- rc = lu_env_init(&env, ldt->ldt_ctx_tags);
- if (rc == 0) {
- ldt->ldt_ops->ldto_device_fini(&env, d);
- lu_env_fini(&env);
- }
- }
- }
- OBD_CHECK_DT_OP(obd, precleanup, 0);
- OBD_COUNTER_INCREMENT(obd, precleanup);
+ ENTRY;
- rc = OBP(obd, precleanup)(obd, cleanup_stage);
- RETURN(rc);
+ if (ldt != NULL && d != NULL) {
+ struct lu_env *env = lu_env_find();
+ struct lu_env _env;
+
+ if (!env) {
+ env = &_env;
+ rc = lu_env_init(env, ldt->ldt_ctx_tags);
+ LASSERT(rc == 0);
+ lu_env_add(env);
+ }
+ ldt->ldt_ops->ldto_device_fini(env, d);
+ if (env == &_env) {
+ lu_env_remove(env);
+ lu_env_fini(env);
+ }
+ }
+
+ if (!obd->obd_type->typ_dt_ops->o_precleanup)
+ RETURN(0);
+
+ rc = OBP(obd, precleanup)(obd);
+ RETURN(rc);
}
static inline int obd_cleanup(struct obd_device *obd)
{
int rc;
- DECLARE_LU_VARS(ldt, d);
- ENTRY;
-
- OBD_CHECK_DEV(obd);
+ struct lu_device_type *ldt = obd->obd_type->typ_lu;
+ struct lu_device *d = obd->obd_lu_dev;
- ldt = obd->obd_type->typ_lu;
- d = obd->obd_lu_dev;
+ ENTRY;
if (ldt != NULL && d != NULL) {
struct lu_env env;
obd->obd_lu_dev = NULL;
}
}
- OBD_CHECK_DT_OP(obd, cleanup, 0);
- OBD_COUNTER_INCREMENT(obd, cleanup);
+ if (!obd->obd_type->typ_dt_ops->o_cleanup)
+ RETURN(0);
rc = OBP(obd, cleanup)(obd);
RETURN(rc);
EXIT;
}
-static inline int
-obd_process_config(struct obd_device *obd, int datalen, void *data)
+static inline int obd_process_config(struct obd_device *obd, int datalen,
+ void *data)
{
int rc;
- DECLARE_LU_VARS(ldt, d);
- ENTRY;
+ struct lu_device_type *ldt = obd->obd_type->typ_lu;
+ struct lu_device *d = obd->obd_lu_dev;
- OBD_CHECK_DEV(obd);
+ ENTRY;
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;
lu_env_fini(&env);
}
} else {
- OBD_CHECK_DT_OP(obd, process_config, -EOPNOTSUPP);
+ if (!obd->obd_type->typ_dt_ops->o_process_config) {
+ CERROR("%s: no %s operation\n",
+ obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, process_config)(obd, datalen, data);
}
- OBD_COUNTER_INCREMENT(obd, process_config);
+
obd->obd_process_conf = 0;
RETURN(rc);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, create);
- EXP_COUNTER_INCREMENT(exp, create);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_create) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, create)(env, exp, obdo);
RETURN(rc);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, destroy);
- EXP_COUNTER_INCREMENT(exp, destroy);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_destroy) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, destroy)(env, exp, obdo);
RETURN(rc);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, getattr);
- EXP_COUNTER_INCREMENT(exp, getattr);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_getattr) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
+
rc = OBP(exp->exp_obd, getattr)(env, exp, oa);
RETURN(rc);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, setattr);
- EXP_COUNTER_INCREMENT(exp, setattr);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_setattr) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
+
rc = OBP(exp->exp_obd, setattr)(env, exp, oa);
RETURN(rc);
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
- OBD_CHECK_DT_OP(obd, add_conn, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, add_conn);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_add_conn) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, add_conn)(imp, uuid, priority);
RETURN(rc);
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
- OBD_CHECK_DT_OP(obd, del_conn, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, del_conn);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_del_conn) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, del_conn)(imp, uuid);
RETURN(rc);
struct obd_uuid *uuid;
ENTRY;
- OBD_CHECK_DT_OP(exp->exp_obd, get_uuid, NULL);
- EXP_COUNTER_INCREMENT(exp, get_uuid);
+ if (!exp->exp_obd->obd_type ||
+ !exp->exp_obd->obd_type->typ_dt_ops->o_get_uuid)
+ RETURN(NULL);
uuid = OBP(exp->exp_obd, get_uuid)(exp);
RETURN(uuid);
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
- OBD_CHECK_DT_OP(obd, connect, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, connect);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_connect) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, connect)(env, exp, obd, cluuid, data, localdata);
/* check that only subset is granted */
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
- OBD_CHECK_DT_OP(obd, reconnect, 0);
- OBD_COUNTER_INCREMENT(obd, reconnect);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_reconnect)
+ RETURN(0);
rc = OBP(obd, reconnect)(env, exp, obd, cluuid, d, localdata);
/* check that only subset is granted */
{
int rc;
ENTRY;
-
- EXP_CHECK_DT_OP(exp, disconnect);
- EXP_COUNTER_INCREMENT(exp, disconnect);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_disconnect) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, disconnect)(exp);
RETURN(rc);
int rc;
ENTRY;
- OBD_CHECK_DT_OP(obd, fid_init, 0);
- OBD_COUNTER_INCREMENT(obd, fid_init);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_fid_init)
+ RETURN(0);
rc = OBP(obd, fid_init)(obd, exp, type);
RETURN(rc);
{
int rc;
ENTRY;
-
- OBD_CHECK_DT_OP(obd, fid_fini, 0);
- OBD_COUNTER_INCREMENT(obd, fid_fini);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_fid_fini)
+ RETURN(0);
rc = OBP(obd, fid_fini)(obd);
RETURN(rc);
{
int rc;
ENTRY;
-
- EXP_CHECK_DT_OP(exp, fid_alloc);
- EXP_COUNTER_INCREMENT(exp, fid_alloc);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_fid_alloc) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
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)
-{
- int rc;
- ENTRY;
-
- OBD_CHECK_DT_OP(exp->exp_obd, ping, 0);
- EXP_COUNTER_INCREMENT(exp, ping);
-
- rc = OBP(exp->exp_obd, ping)(env, exp);
- RETURN(rc);
-}
-
static inline int obd_pool_new(struct obd_device *obd, char *poolname)
{
int rc;
ENTRY;
- OBD_CHECK_DT_OP(obd, pool_new, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, pool_new);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_pool_new) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, pool_new)(obd, poolname);
RETURN(rc);
{
int rc;
ENTRY;
-
- OBD_CHECK_DT_OP(obd, pool_del, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, pool_del);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_pool_del) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, pool_del)(obd, poolname);
RETURN(rc);
}
-static inline int obd_pool_add(struct obd_device *obd, char *poolname, char *ostname)
+static inline int obd_pool_add(struct obd_device *obd, char *poolname,
+ char *ostname)
{
int rc;
ENTRY;
- OBD_CHECK_DT_OP(obd, pool_add, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, pool_add);
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_pool_add) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
rc = OBP(obd, pool_add)(obd, poolname, ostname);
RETURN(rc);
}
-static inline int obd_pool_rem(struct obd_device *obd, char *poolname, char *ostname)
+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);
-}
+ int 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;
-}
+ ENTRY;
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_pool_rem) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
-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;
+ rc = OBP(obd, pool_rem)(obd, poolname, ostname);
+ RETURN(rc);
}
static inline int obd_init_export(struct obd_export *exp)
{
- int rc = 0;
+ int rc = 0;
- ENTRY;
- if ((exp)->exp_obd != NULL && OBT((exp)->exp_obd) &&
- OBP((exp)->exp_obd, init_export))
- rc = OBP(exp->exp_obd, init_export)(exp);
- RETURN(rc);
+ ENTRY;
+ if (exp->exp_obd != NULL && exp->exp_obd->obd_type &&
+ OBP((exp)->exp_obd, init_export))
+ rc = OBP(exp->exp_obd, init_export)(exp);
+ RETURN(rc);
}
static inline int obd_destroy_export(struct obd_export *exp)
{
- ENTRY;
- if ((exp)->exp_obd != NULL && OBT((exp)->exp_obd) &&
- OBP((exp)->exp_obd, destroy_export))
- OBP(exp->exp_obd, destroy_export)(exp);
- RETURN(0);
+ ENTRY;
+ if (exp->exp_obd != NULL && exp->exp_obd->obd_type &&
+ OBP(exp->exp_obd, destroy_export))
+ OBP(exp->exp_obd, destroy_export)(exp);
+ RETURN(0);
}
-/* @max_age is the oldest time in jiffies that we accept using a cached data.
+/* @max_age is the oldest time in seconds 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. */
+ * target. Use a value of 'ktime_get_seconds() + X' to guarantee freshness.
+ */
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 (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)(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);
- 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_export *exp,
- struct obd_statfs *osfs, __u64 max_age,
- __u32 flags)
+ struct obd_info *oinfo,
+ time64_t max_age,
+ struct ptlrpc_request_set *rqset)
{
- struct ptlrpc_request_set *set = NULL;
- struct obd_info oinfo = {
- .oi_osfs = osfs,
- .oi_flags = flags,
- };
+ struct obd_device *obd;
int rc = 0;
ENTRY;
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
+ if (exp == NULL || exp->exp_obd == NULL)
+ RETURN(-EINVAL);
- rc = obd_statfs_async(exp, &oinfo, max_age, set);
- if (rc == 0)
- rc = ptlrpc_set_wait(set);
+ obd = exp->exp_obd;
+ if (!obd->obd_type || !obd->obd_type->typ_dt_ops->o_statfs) {
+ rc = -EOPNOTSUPP;
+ CERROR("%s: no statfs operation: rc = %d\n", obd->obd_name, rc);
+ RETURN(rc);
+ }
- ptlrpc_set_destroy(set);
+ CDEBUG(D_SUPER, "%s: age %lld, max_age %lld\n",
+ obd->obd_name, obd->obd_osfs_age, max_age);
+ rc = OBP(obd, statfs_async)(exp, oinfo, max_age, rqset);
RETURN(rc);
}
-/* @max_age is the oldest time in jiffies that we accept using a cached data.
+/* @max_age is the oldest time in seconds 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. */
+ * target. Use a value of 'ktime_get_seconds() + X' to guarantee freshness.
+ */
static inline int obd_statfs(const struct lu_env *env, struct obd_export *exp,
- struct obd_statfs *osfs, __u64 max_age,
- __u32 flags)
+ struct obd_statfs *osfs, time64_t max_age,
+ __u32 flags)
{
- int rc = 0;
- struct obd_device *obd = exp->exp_obd;
- ENTRY;
+ struct obd_device *obd = exp->exp_obd;
+ int rc = 0;
- if (obd == NULL)
- RETURN(-EINVAL);
+ ENTRY;
+ if (unlikely(obd == NULL))
+ RETURN(-EINVAL);
- OBD_CHECK_DT_OP(obd, statfs, -EOPNOTSUPP);
- OBD_COUNTER_INCREMENT(obd, statfs);
+ OBD_CHECK_DEV_ACTIVE(obd);
- 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)(env, exp, osfs, max_age, flags);
- if (rc == 0) {
+ if (unlikely(!obd->obd_type || !obd->obd_type->typ_dt_ops->o_statfs)) {
+ CERROR("%s: no %s operation\n", obd->obd_name, __func__);
+ RETURN(-EOPNOTSUPP);
+ }
+
+ CDEBUG(D_SUPER, "%s: age %lld, max_age %lld\n",
+ obd->obd_name, obd->obd_osfs_age, max_age);
+ /* ignore cache if aggregated isn't expected */
+ if (obd->obd_osfs_age < max_age ||
+ ((obd->obd_osfs.os_state & OS_STATE_SUM) &&
+ !(flags & OBD_STATFS_SUM))) {
+ bool update_age = false;
+ /* the RPC will block anyway, so avoid sending many at once */
+ rc = mutex_lock_interruptible(&obd->obd_dev_mutex);
+ if (rc)
+ RETURN(rc);
+ if (obd->obd_osfs_age < max_age ||
+ ((obd->obd_osfs.os_state & OS_STATE_SUM) &&
+ !(flags & OBD_STATFS_SUM))) {
+ rc = OBP(obd, statfs)(env, exp, osfs, max_age, flags);
+ update_age = true;
+ } else {
+ CDEBUG(D_SUPER,
+ "%s: new %p cache blocks %llu/%llu objects %llu/%llu\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);
+ }
+ 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();
+ if (update_age)
+ obd->obd_osfs_age = ktime_get_seconds();
spin_unlock(&obd->obd_osfs_lock);
}
+ mutex_unlock(&obd->obd_dev_mutex);
} else {
- CDEBUG(D_SUPER, "%s: use %p cache blocks "LPU64"/"LPU64
- " objects "LPU64"/"LPU64"\n",
+ CDEBUG(D_SUPER,
+ "%s: use %p cache blocks %llu/%llu objects %llu/%llu\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);
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, preprw);
- EXP_COUNTER_INCREMENT(exp, preprw);
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_preprw) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
+
rc = OBP(exp->exp_obd, preprw)(env, cmd, exp, oa, objcount, obj, remote,
pages, local);
struct obd_export *exp, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
struct niobuf_remote *rnb, int pages,
- struct niobuf_local *local, int rc)
+ struct niobuf_local *local, const int orig_rc)
{
+ int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, commitrw);
- EXP_COUNTER_INCREMENT(exp, commitrw);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_commitrw) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
+
rc = OBP(exp->exp_obd, commitrw)(env, cmd, exp, oa, objcount, obj,
- rnb, pages, local, rc);
+ rnb, pages, local, orig_rc);
RETURN(rc);
}
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, iocontrol);
- EXP_COUNTER_INCREMENT(exp, iocontrol);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_iocontrol) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, iocontrol)(cmd, exp, len, karg, uarg);
RETURN(rc);
EXIT;
return;
}
- if (obd->obd_set_up && OBP(obd, import_event)) {
- OBD_COUNTER_INCREMENT(obd, import_event);
+
+ if (obd->obd_set_up && OBP(obd, import_event))
OBP(obd, import_event)(obd, imp, event);
- }
+
EXIT;
}
static inline int obd_notify(struct obd_device *obd,
- struct obd_device *watched,
- enum obd_notify_event ev,
- void *data)
+ struct obd_device *watched,
+ enum obd_notify_event ev)
{
- int rc;
- ENTRY;
- OBD_CHECK_DEV(obd);
+ int rc;
+ ENTRY;
+
+ rc = obd_check_dev(obd);
+ if (rc)
+ return rc;
if (!obd->obd_set_up) {
- CDEBUG(D_HA, "obd %s not set up\n", obd->obd_name);
- RETURN(-EINVAL);
- }
+ CDEBUG(D_HA, "obd %s not set up\n", obd->obd_name);
+ RETURN(-EINVAL);
+ }
- if (!OBP(obd, notify)) {
- CDEBUG(D_HA, "obd %s has no notify handler\n", obd->obd_name);
- RETURN(-ENOSYS);
- }
+ if (!OBP(obd, notify)) {
+ CDEBUG(D_HA, "obd %s has no notify handler\n", obd->obd_name);
+ RETURN(-ENOSYS);
+ }
- OBD_COUNTER_INCREMENT(obd, notify);
- rc = OBP(obd, notify)(obd, watched, ev, data);
- RETURN(rc);
+ rc = OBP(obd, notify)(obd, watched, ev);
+
+ RETURN(rc);
}
static inline int obd_notify_observer(struct obd_device *observer,
- struct obd_device *observed,
- enum obd_notify_event ev,
- void *data)
+ struct obd_device *observed,
+ enum obd_notify_event ev)
{
- int rc1;
- int rc2;
+ int rc = 0;
+ int rc2 = 0;
+ struct obd_notify_upcall *onu;
- struct obd_notify_upcall *onu;
+ if (observer->obd_observer)
+ rc = obd_notify(observer->obd_observer, observed, ev);
- if (observer->obd_observer)
- rc1 = obd_notify(observer->obd_observer, observed, ev, data);
- else
- rc1 = 0;
- /*
- * Also, call non-obd listener, if any
- */
- onu = &observer->obd_upcall;
- if (onu->onu_upcall != NULL)
- rc2 = onu->onu_upcall(observer, observed, ev,
- onu->onu_owner, NULL);
- else
- rc2 = 0;
+ /*
+ * Also, call non-obd listener, if any
+ */
+ onu = &observer->obd_upcall;
+ if (onu->onu_upcall != NULL)
+ rc2 = onu->onu_upcall(observer, observed, ev, onu->onu_owner);
- return rc1 ? rc1 : rc2;
+ return rc ? rc : rc2;
}
static inline int obd_quotactl(struct obd_export *exp,
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, quotactl);
- EXP_COUNTER_INCREMENT(exp, quotactl);
+ rc = exp_check_ops(exp);
+ if (rc)
+ RETURN(rc);
+
+ if (!exp->exp_obd->obd_type->typ_dt_ops->o_quotactl) {
+ CERROR("%s: no %s operation\n",
+ (exp)->exp_obd->obd_name, __func__);
+ RETURN(-ENOTSUPP);
+ }
rc = OBP(exp->exp_obd, quotactl)(exp->exp_obd, exp, oqctl);
RETURN(rc);
}
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
- * however the only suppored reason == 1 right now
- * We'll need to define some better reasons
- * or flags in the future.
- * <0 on error
- */
- int rc;
- ENTRY;
+ struct obd_device *obd)
+{
+ /* returns: 0 on healthy
+ * >0 on unhealthy + reason code/flag
+ * however the only suppored reason == 1 right now
+ * We'll need to define some better reasons
+ * or flags in the future.
+ * <0 on error
+ */
+ int rc;
- /* don't use EXP_CHECK_DT_OP, because NULL method is normal here */
- if (obd == NULL || !OBT(obd)) {
- CERROR("cleaned up obd\n");
- RETURN(-EOPNOTSUPP);
- }
- if (!obd->obd_set_up || obd->obd_stopping)
- RETURN(0);
- if (!OBP(obd, health_check))
- RETURN(0);
+ ENTRY;
- rc = OBP(obd, health_check)(env, obd);
- RETURN(rc);
+ /* NULL method is normal here */
+ if (obd == NULL || !obd->obd_type) {
+ CERROR("cleaned up obd\n");
+ RETURN(-EOPNOTSUPP);
+ }
+ if (!obd->obd_set_up || obd->obd_stopping)
+ RETURN(0);
+ if (!OBP(obd, health_check))
+ RETURN(0);
+
+ rc = OBP(obd, health_check)(env, obd);
+ RETURN(rc);
}
static inline int obd_register_observer(struct obd_device *obd,
struct obd_device *observer)
{
+ int rc;
ENTRY;
- OBD_CHECK_DEV(obd);
+
+ rc = obd_check_dev(obd);
+ if (rc)
+ return rc;
+
down_write(&obd->obd_observer_link_sem);
if (obd->obd_observer && observer) {
up_write(&obd->obd_observer_link_sem);
}
/* metadata helpers */
-static inline int md_getstatus(struct obd_export *exp, struct lu_fid *fid)
+enum mps_stat_idx {
+ LPROC_MD_CLOSE,
+ LPROC_MD_CREATE,
+ LPROC_MD_ENQUEUE,
+ LPROC_MD_GETATTR,
+ LPROC_MD_INTENT_LOCK,
+ LPROC_MD_LINK,
+ LPROC_MD_RENAME,
+ LPROC_MD_SETATTR,
+ LPROC_MD_FSYNC,
+ LPROC_MD_READ_PAGE,
+ LPROC_MD_UNLINK,
+ LPROC_MD_SETXATTR,
+ LPROC_MD_GETXATTR,
+ LPROC_MD_INTENT_GETATTR_ASYNC,
+ LPROC_MD_REVALIDATE_LOCK,
+ LPROC_MD_LAST_OPC,
+};
+
+static inline int md_get_root(struct obd_export *exp, const char *fileset,
+ struct lu_fid *fid)
{
int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, getstatus);
- EXP_MD_COUNTER_INCREMENT(exp, getstatus);
- rc = MDP(exp->exp_obd, getstatus)(exp, fid);
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
- RETURN(rc);
+ return MDP(exp->exp_obd, get_root)(exp, fileset, fid);
}
-static inline int md_getattr(struct obd_export *exp, struct md_op_data *op_data,
- struct ptlrpc_request **request)
+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, op_data, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_GETATTR);
+
+ return MDP(exp->exp_obd, getattr)(exp, op_data, request);
}
static inline int md_null_inode(struct obd_export *exp,
const struct lu_fid *fid)
{
- int rc;
- ENTRY;
- 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);
-}
+ int 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);
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, null_inode)(exp, fid);
}
static inline int md_close(struct obd_export *exp, struct md_op_data *op_data,
struct md_open_data *mod,
struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, close);
- EXP_MD_COUNTER_INCREMENT(exp, close);
- rc = MDP(exp->exp_obd, close)(exp, op_data, mod, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_CLOSE);
+
+ return MDP(exp->exp_obd, close)(exp, op_data, mod, request);
}
static inline int md_create(struct obd_export *exp, struct md_op_data *op_data,
uid_t uid, gid_t gid, cfs_cap_t cap_effective,
__u64 rdev, struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, create);
- EXP_MD_COUNTER_INCREMENT(exp, create);
- rc = MDP(exp->exp_obd, create)(exp, op_data, data, datalen, mode,
- uid, gid, cap_effective, rdev, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_CREATE);
+
+ return MDP(exp->exp_obd, create)(exp, op_data, data, datalen, mode,
+ uid, gid, cap_effective, rdev,
+ request);
}
static inline int md_enqueue(struct obd_export *exp,
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, policy, it, op_data, lockh,
- extra_lock_flags);
- RETURN(rc);
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_ENQUEUE);
+
+ return MDP(exp->exp_obd, enqueue)(exp, einfo, policy, op_data, lockh,
+ extra_lock_flags);
}
static inline int md_getattr_name(struct obd_export *exp,
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, op_data, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, getattr_name)(exp, op_data, request);
}
static inline int md_intent_lock(struct obd_export *exp,
__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, it, reqp, cb_blocking,
- extra_lock_flags);
- RETURN(rc);
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_INTENT_LOCK);
+
+ return MDP(exp->exp_obd, intent_lock)(exp, op_data, it, reqp,
+ cb_blocking, extra_lock_flags);
}
static inline int md_link(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, link);
- EXP_MD_COUNTER_INCREMENT(exp, link);
- rc = MDP(exp->exp_obd, link)(exp, op_data, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_LINK);
+
+ return MDP(exp->exp_obd, link)(exp, op_data, request);
}
static inline int md_rename(struct obd_export *exp, struct md_op_data *op_data,
- const char *old, size_t oldlen, const char *new,
- size_t newlen, struct ptlrpc_request **request)
+ const char *old_name, size_t oldlen,
+ const char *new_name, size_t newlen,
+ struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, rename);
- EXP_MD_COUNTER_INCREMENT(exp, rename);
- rc = MDP(exp->exp_obd, rename)(exp, op_data, old, oldlen, new,
- newlen, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_RENAME);
+
+ return MDP(exp->exp_obd, rename)(exp, op_data, old_name, oldlen,
+ new_name, newlen, request);
}
static inline int md_setattr(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, setattr);
- EXP_MD_COUNTER_INCREMENT(exp, setattr);
- rc = MDP(exp->exp_obd, setattr)(exp, op_data, ea, ealen, request);
- RETURN(rc);
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_SETATTR);
+
+ return MDP(exp->exp_obd, setattr)(exp, op_data, ea, ealen, request);
}
static inline int md_fsync(struct obd_export *exp, const struct lu_fid *fid,
{
int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, fsync);
- EXP_MD_COUNTER_INCREMENT(exp, fsync);
- rc = MDP(exp->exp_obd, fsync)(exp, fid, request);
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
- RETURN(rc);
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_FSYNC);
+
+ return MDP(exp->exp_obd, fsync)(exp, fid, request);
+}
+
+/* FLR: resync mirrored files. */
+static inline int md_file_resync(struct obd_export *exp,
+ struct md_op_data *data)
+{
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, file_resync)(exp, data);
}
static inline int md_read_page(struct obd_export *exp,
struct page **ppage)
{
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);
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_READ_PAGE);
+
+ return MDP(exp->exp_obd, read_page)(exp, op_data, cb_op, hash_offset,
+ ppage);
}
static inline int md_unlink(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, unlink);
- EXP_MD_COUNTER_INCREMENT(exp, unlink);
- rc = MDP(exp->exp_obd, unlink)(exp, op_data, request);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_UNLINK);
+
+ return MDP(exp->exp_obd, unlink)(exp, op_data, request);
}
static inline int md_get_lustre_md(struct obd_export *exp,
struct obd_export *md_exp,
struct lustre_md *md)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, get_lustre_md);
- EXP_MD_COUNTER_INCREMENT(exp, get_lustre_md);
- RETURN(MDP(exp->exp_obd, get_lustre_md)(exp, req, dt_exp, md_exp, md));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, get_lustre_md)(exp, req, dt_exp, md_exp, md);
}
static inline int md_free_lustre_md(struct obd_export *exp,
struct lustre_md *md)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, free_lustre_md);
- EXP_MD_COUNTER_INCREMENT(exp, free_lustre_md);
- RETURN(MDP(exp->exp_obd, free_lustre_md)(exp, md));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, free_lustre_md)(exp, md);
}
static inline int md_merge_attr(struct obd_export *exp,
struct cl_attr *attr,
ldlm_blocking_callback cb)
{
- 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, cb));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, merge_attr)(exp, lsm, attr, cb);
}
static inline int md_setxattr(struct obd_export *exp, const struct lu_fid *fid,
- u64 valid, const char *name,
- const char *input, int input_size,
- int output_size, int flags, __u32 suppgid,
- struct ptlrpc_request **request)
+ u64 obd_md_valid, const char *name,
+ const void *value, size_t value_size,
+ unsigned int xattr_flags, u32 suppgid,
+ struct ptlrpc_request **req)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, setxattr);
- EXP_MD_COUNTER_INCREMENT(exp, setxattr);
- RETURN(MDP(exp->exp_obd, setxattr)(exp, fid, valid, name, input,
- input_size, output_size, flags,
- suppgid, request));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_SETXATTR);
+
+ return MDP(exp->exp_obd, setxattr)(exp, fid, obd_md_valid, name,
+ value, value_size, xattr_flags,
+ suppgid, req);
}
static inline int md_getxattr(struct obd_export *exp, const struct lu_fid *fid,
- u64 valid, const char *name,
- const char *input, int input_size,
- int output_size, int flags,
- struct ptlrpc_request **request)
+ u64 obd_md_valid, const char *name,
+ size_t buf_size, struct ptlrpc_request **req)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, getxattr);
- EXP_MD_COUNTER_INCREMENT(exp, getxattr);
- RETURN(MDP(exp->exp_obd, getxattr)(exp, fid, valid, name, input,
- input_size, output_size, flags,
- request));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_GETXATTR);
+
+ return MDP(exp->exp_obd, getxattr)(exp, fid, obd_md_valid, name,
+ buf_size, req);
}
static inline int md_set_open_replay_data(struct obd_export *exp,
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, it));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, set_open_replay_data)(exp, och, it);
}
static inline int md_clear_open_replay_data(struct obd_export *exp,
struct obd_client_handle *och)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, clear_open_replay_data);
- EXP_MD_COUNTER_INCREMENT(exp, clear_open_replay_data);
- RETURN(MDP(exp->exp_obd, clear_open_replay_data)(exp, och));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, clear_open_replay_data)(exp, och);
}
static inline int md_set_lock_data(struct obd_export *exp,
- __u64 *lockh, void *data, __u64 *bits)
+ const struct lustre_handle *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, bits));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ 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,
- ldlm_cancel_flags_t flags,
- void *opaque)
+static inline
+int md_cancel_unused(struct obd_export *exp, const struct lu_fid *fid,
+ union ldlm_policy_data *policy, enum ldlm_mode mode,
+ enum ldlm_cancel_flags cancel_flags, void *opaque)
{
- int rc;
- ENTRY;
+ int rc;
- EXP_CHECK_MD_OP(exp, cancel_unused);
- EXP_MD_COUNTER_INCREMENT(exp, cancel_unused);
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
- rc = MDP(exp->exp_obd, cancel_unused)(exp, fid, policy, mode,
- flags, opaque);
- RETURN(rc);
+ return MDP(exp->exp_obd, cancel_unused)(exp, fid, policy, mode,
+ cancel_flags, opaque);
}
-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,
- ldlm_mode_t mode,
- struct lustre_handle *lockh)
+static inline enum ldlm_mode md_lock_match(struct obd_export *exp, __u64 flags,
+ const struct lu_fid *fid,
+ enum ldlm_type type,
+ union ldlm_policy_data *policy,
+ enum ldlm_mode mode,
+ struct lustre_handle *lockh)
{
- ENTRY;
- EXP_CHECK_MD_OP(exp, lock_match);
- EXP_MD_COUNTER_INCREMENT(exp, lock_match);
- RETURN(MDP(exp->exp_obd, lock_match)(exp, flags, fid, type,
- policy, mode, lockh));
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, lock_match)(exp, flags, fid, type,
+ policy, mode, lockh);
}
static inline int md_init_ea_size(struct obd_export *exp, __u32 ea_size,
__u32 def_ea_size)
{
- 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, ea_size, def_ea_size));
-}
+ int rc;
-static inline int md_get_remote_perm(struct obd_export *exp,
- const struct lu_fid *fid, u32 suppgid,
- struct ptlrpc_request **request)
-{
- ENTRY;
- EXP_CHECK_MD_OP(exp, get_remote_perm);
- EXP_MD_COUNTER_INCREMENT(exp, get_remote_perm);
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
- RETURN(MDP(exp->exp_obd, get_remote_perm)(exp, fid, suppgid, request));
+ return MDP(exp->exp_obd, init_ea_size)(exp, ea_size, def_ea_size);
}
static inline int md_intent_getattr_async(struct obd_export *exp,
- struct md_enqueue_info *minfo,
- struct ldlm_enqueue_info *einfo)
+ struct md_enqueue_info *minfo)
{
- int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, intent_getattr_async);
- EXP_MD_COUNTER_INCREMENT(exp, intent_getattr_async);
- rc = MDP(exp->exp_obd, intent_getattr_async)(exp, minfo, einfo);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_INTENT_GETATTR_ASYNC);
+
+ return MDP(exp->exp_obd, intent_getattr_async)(exp, minfo);
}
static inline int md_revalidate_lock(struct obd_export *exp,
struct lookup_intent *it,
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, bits);
- RETURN(rc);
+ int rc;
+
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ lprocfs_counter_incr(exp->exp_obd->obd_md_stats,
+ LPROC_MD_REVALIDATE_LOCK);
+
+ return MDP(exp->exp_obd, revalidate_lock)(exp, it, fid, bits);
}
static inline int md_get_fid_from_lsm(struct obd_export *exp,
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);
-}
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
+
+ return MDP(exp->exp_obd, get_fid_from_lsm)(exp, lsm, name, namelen,
+ fid);
+}
/* Unpack an MD struct from disk to in-memory format.
* Returns +ve size of unpacked MD (0 for free), or -ve error.
const union lmv_mds_md *lmm, size_t lmm_size)
{
int rc;
- ENTRY;
- EXP_CHECK_MD_OP(exp, unpackmd);
- EXP_MD_COUNTER_INCREMENT(exp, unpackmd);
- rc = MDP(exp->exp_obd, unpackmd)(exp, plsm, lmm, lmm_size);
- RETURN(rc);
-}
-/* OBD Metadata Support */
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
-extern int obd_init_caches(void);
-extern void obd_cleanup_caches(void);
+ return MDP(exp->exp_obd, unpackmd)(exp, plsm, lmm, lmm_size);
+}
+
+static inline int md_rmfid(struct obd_export *exp, struct fid_array *fa,
+ int *rcs, struct ptlrpc_request_set *set)
+{
+ int rc;
-/* support routines */
-extern struct kmem_cache *obdo_cachep;
+ rc = exp_check_ops(exp);
+ if (rc)
+ return rc;
-#define OBDO_ALLOC(ptr) \
-do { \
- OBD_SLAB_ALLOC_PTR_GFP((ptr), obdo_cachep, GFP_NOFS); \
-} while(0)
+ return MDP(exp->exp_obd, rmfid)(exp, fa, rcs, set);
+}
-#define OBDO_FREE(ptr) \
-do { \
- OBD_SLAB_FREE_PTR((ptr), obdo_cachep); \
-} while(0)
+/* OBD Metadata Support */
+extern int obd_init_caches(void);
+extern void obd_cleanup_caches(void);
typedef int (*register_lwp_cb)(void *data);
struct obd_export **lri_exp;
register_lwp_cb lri_cb_func;
void *lri_cb_data;
- struct list_head lri_list;
+ struct list_head lri_list;
+ atomic_t lri_ref;
char lri_name[MTI_NAME_MAXLEN];
};
register_lwp_cb cb_func, void *cb_data);
void lustre_deregister_lwp_item(struct obd_export **exp);
struct obd_export *lustre_find_lwp_by_index(const char *dev, __u32 idx);
+void lustre_notify_lwp_list(struct obd_export *exp);
int tgt_name2lwp_name(const char *tgt_name, char *lwp_name, int len, __u32 idx);
#endif /* HAVE_SERVER_SUPPORT */
int lustre_register_fs(void);
int lustre_unregister_fs(void);
int lustre_check_exclusion(struct super_block *sb, char *svname);
-/* sysctl.c */
-extern void obd_sysctl_init (void);
-extern void obd_sysctl_clean (void);
-
-/* uuid.c */
-typedef __u8 class_uuid_t[16];
-void class_uuid_unparse(class_uuid_t in, struct obd_uuid *out);
-
/* lustre_peer.c */
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);
-/* prng.c */
-#define ll_generate_random_uuid(uuid_out) cfs_get_random_bytes(uuid_out, sizeof(class_uuid_t))
+/* class_obd.c */
+extern char obd_jobid_name[];
/* statfs_pack.c */
struct kstatfs;
void statfs_unpack(struct kstatfs *sfs, struct obd_statfs *osfs);
/* 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;
+ spinlock_t rsi_lock;
};
int server_name2index(const char *svname, __u32 *idx, const char **endptr);
/* linux-module.c */
extern struct miscdevice obd_psdev;
+int obd_ioctl_getdata(char **buf, int *len, void __user *arg);
int class_procfs_init(void);
int class_procfs_clean(void);
+extern void obd_heat_add(struct obd_heat_instance *instance,
+ unsigned int time_second, __u64 count,
+ unsigned int weight, unsigned int period_second);
+extern void obd_heat_decay(struct obd_heat_instance *instance,
+ __u64 time_second, unsigned int weight,
+ unsigned int period_second);
+extern __u64 obd_heat_get(struct obd_heat_instance *instance,
+ unsigned int time_second, unsigned int weight,
+ unsigned int period_second);
+extern void obd_heat_clear(struct obd_heat_instance *instance, int count);
#endif /* __LINUX_OBD_CLASS_H */