* 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.
*/
/*
/* mgs_llog.c */
int class_dentry_readdir(struct obd_device *obd, struct dentry *dir,
struct vfsmount *inmnt,
- struct list_head *dentry_list);
+ cfs_list_t *dentry_list);
+
+#define MGSSELF_NAME "_mgs"
struct mgs_tgt_srpc_conf {
struct mgs_tgt_srpc_conf *mtsc_next;
};
#define INDEX_MAP_SIZE 8192 /* covers indicies to FFFF */
-#define FSDB_LOG_EMPTY 0x0001 /* missing client log */
-#define FSDB_OLDLOG14 0x0002 /* log starts in old (1.4) style */
+
+#define FSDB_LOG_EMPTY (0) /* missing client log */
+#define FSDB_OLDLOG14 (1) /* log starts in old (1.4) style */
+#define FSDB_REVOKING_LOCK (2) /* DLM lock is being revoked */
+#define FSDB_MGS_SELF (3) /* for '_mgs', used by sptlrpc */
+#define FSDB_OSCNAME18 (4) /* old 1.8 style OSC naming */
+#define FSDB_UDESC (5) /* sptlrpc user desc, will be obsolete */
struct fs_db {
char fsdb_name[9];
- struct list_head fsdb_list; /* list of databases */
- struct semaphore fsdb_sem;
+ cfs_list_t fsdb_list; /* list of databases */
+ cfs_semaphore_t fsdb_sem;
void *fsdb_ost_index_map; /* bitmap of used indicies */
void *fsdb_mdt_index_map; /* bitmap of used indicies */
+ int fsdb_mdt_count;
/* COMPAT_146 these items must be recorded out of the old client log */
- char *fsdb_clilov; /* COMPAT_146 client lov name */
+ char *fsdb_clilov; /* COMPAT_146 client lov name */
char *fsdb_clilmv;
- char *fsdb_mdtlov; /* COMPAT_146 mds lov name */
+ char *fsdb_mdtlov; /* COMPAT_146 mds lov name */
char *fsdb_mdtlmv;
- char *fsdb_mdc; /* COMPAT_146 mdc name */
+ char *fsdb_mdc; /* COMPAT_146 mdc name */
/* end COMPAT_146 */
- __u32 fsdb_flags;
+ unsigned long fsdb_flags;
__u32 fsdb_gen;
/* in-memory copy of the srpc rules, guarded by fsdb_sem */
struct sptlrpc_rule_set fsdb_srpc_gen;
struct mgs_tgt_srpc_conf *fsdb_srpc_tgt;
- unsigned int fsdb_srpc_fl_udesc:1;
};
int mgs_init_fsdb_list(struct obd_device *obd);
int mgs_cleanup_fsdb_list(struct obd_device *obd);
+int mgs_find_or_make_fsdb(struct obd_device *obd, char *name,
+ struct fs_db **dbh);
+int mgs_get_fsdb_srpc_from_llog(struct obd_device *obd, struct fs_db *fsdb);
int mgs_check_index(struct obd_device *obd, struct mgs_target_info *mti);
int mgs_check_failnid(struct obd_device *obd, struct mgs_target_info *mti);
-int mgs_write_log_target(struct obd_device *obd, struct mgs_target_info *mti);
-int mgs_upgrade_sv_14(struct obd_device *obd, struct mgs_target_info *mti);
+int mgs_write_log_target(struct obd_device *obd, struct mgs_target_info *mti,
+ struct fs_db *fsdb);
+int mgs_upgrade_sv_14(struct obd_device *obd, struct mgs_target_info *mti,
+ struct fs_db *fsdb);
int mgs_erase_log(struct obd_device *obd, char *name);
int mgs_erase_logs(struct obd_device *obd, char *fsname);
int mgs_setparam(struct obd_device *obd, struct lustre_cfg *lcfg, char *fsname);
int mgs_pool_cmd(struct obd_device *obd, enum lcfg_command_type cmd,
char *poolname, char *fsname, char *ostname);
+/* mgs_handler.c */
+void mgs_revoke_lock(struct obd_device *obd, struct fs_db *fsdb);
+
/* mgs_fs.c */
-int mgs_client_add(struct obd_device *obd, struct obd_export *exp,
- void *localdata);
+int mgs_export_stats_init(struct obd_device *obd, struct obd_export *exp,
+ int reconnect, void *localdata);
int mgs_client_free(struct obd_export *exp);
int mgs_fs_setup(struct obd_device *obd, struct vfsmount *mnt);
int mgs_fs_cleanup(struct obd_device *obddev);