* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <lustre_eacl.h>
#include <md_object.h>
#include <dt_object.h>
-#include <lustre_fsfilt.h>
-#include <lustre/lustre_lfsck_user.h>
+#include <lustre_lfsck.h>
#include <lustre_fid.h>
#include <lustre_capa.h>
#include <lprocfs_status.h>
#include <lustre_log.h>
-
-#include "mdd_lfsck.h"
-
-/* PDO lock is unnecessary for current MDT stack because operations
- * are already protected by ldlm lock */
-#define MDD_DISABLE_PDO_LOCK 1
+#include <lustre_linkea.h>
/* Changelog flags */
/** changelog is recording */
/** Objects in .lustre dir */
struct mdd_dot_lustre_objs {
- struct mdd_object *mdd_obf;
+ struct mdd_object *mdd_obf;
+ struct mdd_object *mdd_lpf;
};
-extern const char lfsck_bookmark_name[];
-extern const char lfsck_namespace_name[];
-
struct mdd_device {
struct md_device mdd_md_dev;
struct obd_export *mdd_child_exp;
struct dt_device *mdd_child;
struct dt_device *mdd_bottom;
- struct lu_fid mdd_root_fid;
+ struct lu_fid mdd_root_fid; /* /ROOT */
struct lu_fid mdd_local_root_fid;
struct dt_device_param mdd_dt_conf;
struct dt_object *mdd_orphans; /* PENDING directory */
- struct dt_object *mdd_capa;
cfs_proc_dir_entry_t *mdd_proc_entry;
struct mdd_changelog mdd_cl;
unsigned long mdd_atime_diff;
struct mdd_object *mdd_dot_lustre;
struct mdd_dot_lustre_objs mdd_dot_lustre_objs;
- struct md_lfsck mdd_lfsck;
unsigned int mdd_sync_permission;
int mdd_connects;
+ struct local_oid_storage *mdd_los;
};
enum mod_flags {
__u32 mod_valid;
__u64 mod_cltime;
unsigned long mod_flags;
-#ifndef MDD_DISABLE_PDO_LOCK
- struct dynlock mod_pdlock;
-#endif
#ifdef CONFIG_LOCKDEP
- /* "dep_map" name is assumed by lockdep.h macros. */
- struct lockdep_map dep_map;
+ /* "dep_map" name is assumed by lockdep.h macros. */
+ struct lockdep_map dep_map;
#endif
};
struct mdd_thread_info {
- struct lu_fid mti_fid;
- struct lu_fid mti_fid2; /* used for be & cpu converting */
- struct lu_attr mti_la;
- struct lu_attr mti_la_for_fix;
+ struct lu_fid mti_fid;
+ struct lu_fid mti_fid2; /* used for be & cpu converting */
+ /**
+ * only be used by MDD interfaces, can be passed into local MDD APIs.
+ */
struct lu_attr mti_pattr;
struct lu_attr mti_cattr;
- struct md_attr mti_ma;
- struct obd_info mti_oi;
+ struct lu_attr mti_tpattr;
+ struct lu_attr mti_tattr;
+ /** used to set c/mtime */
+ struct lu_attr mti_la_for_fix;
+ /* Only used in mdd_object_start */
+ struct lu_attr mti_la_for_start;
+ struct md_attr mti_ma;
+ struct obd_info mti_oi;
/* mti_ent and mti_key must be conjoint,
- * then mti_ent::lde_name will be mti_key. */
+ * then mti_ent::lde_name will be mti_key. */
struct lu_dirent mti_ent;
char mti_key[NAME_MAX + 16];
- struct obd_trans_info mti_oti;
- struct lu_buf mti_buf;
- struct lu_buf mti_big_buf; /* biggish persistent buf */
- struct lu_name mti_name;
+ struct obd_trans_info mti_oti;
+ struct lu_buf mti_buf[4];
+ struct lu_buf mti_big_buf; /* biggish persistent buf */
+ struct lu_buf mti_link_buf; /* buf for link ea */
+ struct lu_name mti_name;
struct lu_name mti_name2;
- struct obdo mti_oa;
- char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
- struct dt_allocation_hint mti_hint;
- struct lov_mds_md *mti_max_lmm;
- int mti_max_lmm_size;
- struct llog_cookie *mti_max_cookie;
- int mti_max_cookie_size;
- struct dt_object_format mti_dof;
- struct obd_quotactl mti_oqctl;
-};
-
-/**
- * The data that link search is done on.
- */
-struct mdd_link_data {
- /**
- * Buffer to keep link EA body.
- */
- struct lu_buf *ml_buf;
- /**
- * The matched header, entry and its lenght in the EA
- */
- struct link_ea_header *ml_leh;
- struct link_ea_entry *ml_lee;
- int ml_reclen;
+ struct obdo mti_oa;
+ char mti_xattr_buf[LUSTRE_POSIX_ACL_MAX_SIZE];
+ struct dt_allocation_hint mti_hint;
+ struct lov_mds_md *mti_max_lmm;
+ int mti_max_lmm_size;
+ struct llog_cookie *mti_max_cookie;
+ int mti_max_cookie_size;
+ struct dt_object_format mti_dof;
+ struct obd_quotactl mti_oqctl;
+ struct linkea_data mti_link_data;
};
extern const char orph_index_name[];
const struct lu_attr *attr,
struct thandle *handle,
int needacl);
-int mdd_attr_check_set_internal(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl);
+int mdd_update_time(const struct lu_env *env, struct mdd_object *obj,
+ const struct lu_attr *oattr, struct lu_attr *attr,
+ struct thandle *handle);
int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
struct md_attr *ma, struct thandle *handle);
int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
struct mdd_object *c, struct lu_attr *attr,
struct thandle *handle,
const struct md_op_spec *spec);
-int mdd_attr_check_set_internal_locked(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl);
int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
struct md_attr *ma);
void mdd_read_unlock(const struct lu_env *env, struct mdd_object *obj);
int mdd_write_locked(const struct lu_env *env, struct mdd_object *obj);
-void mdd_pdlock_init(struct mdd_object *obj);
unsigned long mdd_name2hash(const char *name);
void *mdd_pdo_write_lock(const struct lu_env *env, struct mdd_object *obj,
const char *name, enum mdd_object_role role);
-void *mdd_pdo_read_lock(const struct lu_env *env, struct mdd_object *obj,
- const char *name, enum mdd_object_role role);
void mdd_pdo_write_unlock(const struct lu_env *env, struct mdd_object *obj,
void *dlh);
-void mdd_pdo_read_unlock(const struct lu_env *env, struct mdd_object *obj,
- void *dlh);
/* mdd_dir.c */
-int mdd_parent_fid(const struct lu_env *env, struct mdd_object *obj,
- struct lu_fid *fid);
int mdd_is_subdir(const struct lu_env *env, struct md_object *mo,
const struct lu_fid *fid, struct lu_fid *sfid);
int mdd_may_create(const struct lu_env *env, struct mdd_object *pobj,
- struct mdd_object *cobj, int check_perm, int check_nlink);
+ const struct lu_attr *pattr, struct mdd_object *cobj,
+ int check_perm, int check_nlink);
int mdd_may_unlink(const struct lu_env *env, struct mdd_object *pobj,
- const struct lu_attr *attr);
-int mdd_may_delete(const struct lu_env *env, struct mdd_object *pobj,
- struct mdd_object *cobj, struct lu_attr *cattr,
- struct lu_attr *src_attr, int check_perm, int check_empty);
+ const struct lu_attr *pattr, const struct lu_attr *attr);
+int mdd_may_delete(const struct lu_env *env, struct mdd_object *tpobj,
+ const struct lu_attr *tpattr, struct mdd_object *tobj,
+ const struct lu_attr *tattr, const struct lu_attr *cattr,
+ int check_perm, int check_empty);
int mdd_unlink_sanity_check(const struct lu_env *env, struct mdd_object *pobj,
- struct mdd_object *cobj, struct lu_attr *cattr);
+ const struct lu_attr *pattr,
+ struct mdd_object *cobj,
+ const struct lu_attr *cattr);
int mdd_finish_unlink(const struct lu_env *env, struct mdd_object *obj,
struct md_attr *ma, struct thandle *th);
-int mdd_object_initialize(const struct lu_env *env, const struct lu_fid *pfid,
- const struct lu_name *lname, struct mdd_object *child,
- const struct lu_attr *attr, struct thandle *handle,
- const struct md_op_spec *spec);
-int mdd_link_sanity_check(const struct lu_env *env, struct mdd_object *tgt_obj,
- const struct lu_name *lname, struct mdd_object *src_obj);
+
int mdd_is_root(struct mdd_device *mdd, const struct lu_fid *fid);
int mdd_lookup(const struct lu_env *env,
struct md_object *pobj, const struct lu_name *lname,
struct lu_fid* fid, struct md_op_spec *spec);
int mdd_links_read(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct mdd_link_data *ldata);
-int mdd_links_find(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct mdd_link_data *ldata, const struct lu_name *lname,
- const struct lu_fid *pfid);
-int mdd_links_new(const struct lu_env *env, struct mdd_link_data *ldata);
-int mdd_links_add_buf(const struct lu_env *env, struct mdd_link_data *ldata,
- const struct lu_name *lname, const struct lu_fid *pfid);
-void mdd_links_del_buf(const struct lu_env *env, struct mdd_link_data *ldata,
- const struct lu_name *lname);
-int mdd_declare_links_add(const struct lu_env *env,
- struct mdd_object *mdd_obj,
- struct thandle *handle);
+ struct linkea_data *ldata);
+int mdd_declare_links_add(const struct lu_env *env, struct mdd_object *mdd_obj,
+ struct thandle *handle, struct linkea_data *ldata);
int mdd_links_write(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct mdd_link_data *ldata, struct thandle *handle);
+ struct linkea_data *ldata, struct thandle *handle);
struct lu_buf *mdd_links_get(const struct lu_env *env,
struct mdd_object *mdd_obj);
-void mdd_lee_unpack(const struct link_ea_entry *lee, int *reclen,
- struct lu_name *lname, struct lu_fid *pfid);
+int mdd_links_rename(const struct lu_env *env,
+ struct mdd_object *mdd_obj,
+ const struct lu_fid *oldpfid,
+ const struct lu_name *oldlname,
+ const struct lu_fid *newpfid,
+ const struct lu_name *newlname,
+ struct thandle *handle,
+ struct linkea_data *ldata,
+ int first, int check);
+int mdd_declare_links_add(const struct lu_env *env, struct mdd_object *mdd_obj,
+ struct thandle *handle, struct linkea_data *ldata);
/* mdd_lov.c */
int mdd_declare_unlink_log(const struct lu_env *env, struct mdd_object *obj,
struct mdd_thread_info *mdd_env_info(const struct lu_env *env);
+#define MDD_ENV_VAR(env, var) (&mdd_env_info(env)->mti_##var)
+
const struct lu_name *mdd_name_get_const(const struct lu_env *env,
const void *area, ssize_t len);
struct lu_buf *mdd_buf_get(const struct lu_env *env, void *area, ssize_t len);
int orph_index_init(const struct lu_env *env, struct mdd_device *mdd);
void orph_index_fini(const struct lu_env *env, struct mdd_device *mdd);
int orph_declare_index_insert(const struct lu_env *, struct mdd_object *,
- cfs_umode_t mode, struct thandle *);
+ umode_t mode, struct thandle *);
int orph_declare_index_delete(const struct lu_env *, struct mdd_object *,
struct thandle *);
int mdd_procfs_fini(struct mdd_device *mdd);
/* mdd_object.c */
-int mdd_get_flags(const struct lu_env *env, struct mdd_object *obj);
struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len);
int mdd_buf_grow(const struct lu_env *env, ssize_t len);
void mdd_buf_put(struct lu_buf *buf);
+struct lu_buf *mdd_link_buf_alloc(const struct lu_env *env, ssize_t len);
+int mdd_link_buf_grow(const struct lu_env *env, ssize_t len);
extern const struct md_dir_operations mdd_dir_ops;
extern const struct md_object_operations mdd_obj_ops;
-int accmode(const struct lu_env *env, struct lu_attr *la, int flags);
+int accmode(const struct lu_env *env, const struct lu_attr *la, int flags);
extern struct lu_context_key mdd_thread_key;
extern const struct lu_device_operations mdd_lu_ops;
int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm);
int mdd_readpage(const struct lu_env *env, struct md_object *obj,
const struct lu_rdpg *rdpg);
-int mdd_declare_llog_record(const struct lu_env *env, struct mdd_device *mdd,
- int reclen, struct thandle *handle);
int mdd_declare_changelog_store(const struct lu_env *env,
struct mdd_device *mdd,
const struct lu_name *fname,
struct thandle *handle);
int mdd_changelog_store(const struct lu_env *env, struct mdd_device *mdd,
struct llog_changelog_rec *rec, struct thandle *th);
+int mdd_changelog_data_store(const struct lu_env *env, struct mdd_device *mdd,
+ enum changelog_rec_type type, int flags,
+ struct mdd_object *mdd_obj,
+ struct thandle *handle);
int mdd_changelog_ns_store(const struct lu_env *env, struct mdd_device *mdd,
enum changelog_rec_type type, unsigned flags,
struct mdd_object *target, struct mdd_object *parent,
struct mdd_object *obj, struct lu_attr *la);
void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
- struct mdd_object *child, struct lu_attr *attr);
+ struct mdd_object *child, const struct lu_attr *attr,
+ const struct md_op_spec *spec);
static inline void mdd_object_get(struct mdd_object *o)
{
int mdd_txn_start_cb(const struct lu_env *env, struct thandle *,
void *cookie);
-/* mdd_lfsck.c */
-int mdd_lfsck_set_speed(const struct lu_env *env, struct md_lfsck *lfsck,
- __u32 limit);
-int mdd_lfsck_start(const struct lu_env *env, struct md_lfsck *lfsck,
- struct lfsck_start *start);
-int mdd_lfsck_stop(const struct lu_env *env, struct md_lfsck *lfsck,
- bool pause);
-int mdd_lfsck_setup(const struct lu_env *env, struct mdd_device *mdd);
-void mdd_lfsck_cleanup(const struct lu_env *env, struct mdd_device *mdd);
-int mdd_lfsck_dump(const struct lu_env *env, struct md_lfsck *lfsck,
- __u16 type, char *buf, int len);
-
/* mdd_device.c */
struct lu_object *mdd_object_alloc(const struct lu_env *env,
const struct lu_object_header *hdr,
struct lu_device *d);
+int mdd_local_file_create(const struct lu_env *env, struct mdd_device *mdd,
+ const struct lu_fid *pfid, const char *name,
+ __u32 mode, struct lu_fid *fid);
int mdd_acl_chmod(const struct lu_env *env, struct mdd_object *o, __u32 mode,
struct thandle *handle);
int __mdd_declare_acl_init(const struct lu_env *env, struct mdd_object *obj,
int is_dir, struct thandle *handle);
int mdd_acl_set(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_buf *buf, int fl);
+ struct lu_attr *attr, const struct lu_buf *buf, int fl);
int __mdd_fix_mode_acl(const struct lu_env *env, struct lu_buf *buf,
__u32 *mode);
int __mdd_permission_internal(const struct lu_env *env, struct mdd_object *obj,
- struct lu_attr *la, int mask, int role);
+ const struct lu_attr *la, int mask, int role);
int mdd_permission(const struct lu_env *env,
struct md_object *pobj, struct md_object *cobj,
struct md_attr *ma, int mask);
int mdd_capa_get(const struct lu_env *env, struct md_object *obj,
struct lustre_capa *capa, int renewal);
+/* mdd_prepare.c */
+int mdd_compat_fixes(const struct lu_env *env, struct mdd_device *mdd);
+
+/* inline functions */
static inline int lu_device_is_mdd(struct lu_device *d)
{
return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdd_lu_ops);
return lu_fid_eq(mdo2fid(obj), &LU_OBF_FID);
}
-static inline cfs_umode_t mdd_object_type(const struct mdd_object *obj)
+static inline umode_t mdd_object_type(const struct mdd_object *obj)
{
return lu_object_attr(&obj->mod_obj.mo_lu);
}
}
static inline struct lustre_capa *mdd_object_capa(const struct lu_env *env,
- const struct mdd_object *obj)
+ const struct mdd_object *obj)
{
- struct md_capainfo *ci = md_capainfo(env);
- const struct lu_fid *fid = mdo2fid(obj);
- int i;
+ struct lu_capainfo *lci = lu_capainfo_get(env);
+ const struct lu_fid *fid = mdo2fid(obj);
+ int i;
- /* NB: in mdt_init0 */
- if (!ci)
- return BYPASS_CAPA;
- for (i = 0; i < MD_CAPAINFO_MAX; i++)
- if (lu_fid_eq(&ci->mc_fid[i], fid))
- return ci->mc_capa[i];
- return NULL;
+ /* NB: in mdt_init0 */
+ if (lci == NULL)
+ return BYPASS_CAPA;
+
+ for (i = 0; i < LU_CAPAINFO_MAX; i++)
+ if (lu_fid_eq(&lci->lci_fid[i], fid))
+ return lci->lci_capa[i];
+ return NULL;
}
static inline void mdd_set_capainfo(const struct lu_env *env, int offset,
- const struct mdd_object *obj,
- struct lustre_capa *capa)
+ const struct mdd_object *obj,
+ struct lustre_capa *capa)
{
- struct md_capainfo *ci = md_capainfo(env);
- const struct lu_fid *fid = mdo2fid(obj);
+ struct lu_capainfo *lci = lu_capainfo_get(env);
+ const struct lu_fid *fid = mdo2fid(obj);
+
+ LASSERT(offset >= 0 && offset < LU_CAPAINFO_MAX);
+ /* NB: in mdt_init0 */
+ if (lci == NULL)
+ return;
- LASSERT(offset >= 0 && offset < MD_CAPAINFO_MAX);
- /* NB: in mdt_init0 */
- if (!ci)
- return;
- ci->mc_fid[offset] = *fid;
- ci->mc_capa[offset] = capa;
+ lci->lci_fid[offset] = *fid;
+ lci->lci_capa[offset] = capa;
}
static inline const char *mdd_obj_dev_name(const struct mdd_object *obj)
};
static inline int mdd_permission_internal(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *la, int mask)
+ struct mdd_object *obj,
+ const struct lu_attr *la, int mask)
{
- return __mdd_permission_internal(env, obj, la, mask, -1);
+ return __mdd_permission_internal(env, obj, la, mask, -1);
}
static inline int mdd_permission_internal_locked(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *la, int mask,
- enum mdd_object_role role)
+ struct mdd_object *obj,
+ const struct lu_attr *la,
+ int mask,
+ enum mdd_object_role role)
{
- return __mdd_permission_internal(env, obj, la, mask, role);
+ return __mdd_permission_internal(env, obj, la, mask, role);
}
static inline int mdo_data_get(const struct lu_env *env,