* 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/
* super-class definitions.
*/
#include <dt_object.h>
-#include <lvfs.h>
-
-/* LU-1051, temperary solution to reduce llog credits */
-#define DECLARE_LLOG_REWRITE 0
-#define DECLARE_LLOG_WRITE INT_MAX
struct md_device;
struct md_device_operations;
struct obd_export;
enum {
- UCRED_INVALID = -1,
- UCRED_INIT = 0,
- UCRED_OLD = 1,
- UCRED_NEW = 2
-};
-
-enum {
MD_CAPAINFO_MAX = 5
};
struct lustre_capa *, int renewal);
int (*moo_object_sync)(const struct lu_env *, struct md_object *);
- int (*moo_path)(const struct lu_env *env, struct md_object *obj,
- char *path, int pathlen, __u64 *recno, int *linkno);
- int (*moo_file_lock)(const struct lu_env *env, struct md_object *obj,
- struct lov_mds_md *lmm, struct ldlm_extent *extent,
- struct lustre_handle *lockh);
- int (*moo_file_unlock)(const struct lu_env *env, struct md_object *obj,
- struct lov_mds_md *lmm,
- struct lustre_handle *lockh);
+
+ int (*moo_file_lock)(const struct lu_env *env, struct md_object *obj,
+ struct lov_mds_md *lmm, struct ldlm_extent *extent,
+ struct lustre_handle *lockh);
+ int (*moo_file_unlock)(const struct lu_env *env, struct md_object *obj,
+ struct lov_mds_md *lmm,
+ struct lustre_handle *lockh);
int (*moo_object_lock)(const struct lu_env *env, struct md_object *obj,
struct lustre_handle *lh,
struct ldlm_enqueue_info *einfo,
struct md_object *src_obj, const struct lu_name *lname,
struct md_attr *ma);
- int (*mdo_unlink)(const struct lu_env *env, struct md_object *pobj,
- struct md_object *cobj, const struct lu_name *lname,
- struct md_attr *ma);
+ int (*mdo_unlink)(const struct lu_env *env, struct md_object *pobj,
+ struct md_object *cobj, const struct lu_name *lname,
+ struct md_attr *ma, int no_name);
/** This method is used to compare a requested layout to an existing
* layout (struct lov_mds_md_v1/3 vs struct lov_mds_md_v1/3) */
struct md_device_operations {
/** meta-data device related handlers. */
- int (*mdo_root_get)(const struct lu_env *env, struct md_device *m,
- struct lu_fid *f);
+ int (*mdo_root_get)(const struct lu_env *env, struct md_device *m,
+ struct lu_fid *f);
- int (*mdo_maxsize_get)(const struct lu_env *env, struct md_device *m,
- int *md_size, int *cookie_size);
+ int (*mdo_maxeasize_get)(const struct lu_env *env, struct md_device *m,
+ int *easize);
int (*mdo_statfs)(const struct lu_env *env, struct md_device *m,
struct obd_statfs *sfs);
struct lu_client_seq *ss_client_seq;
};
-static inline int lu_device_is_md(const struct lu_device *d)
-{
- return ergo(d != NULL, d->ld_type->ldt_tags & LU_DEVICE_MD);
-}
-
static inline struct md_device *lu2md_dev(const struct lu_device *d)
{
LASSERT(IS_ERR(d) || lu_device_is_md(d));
return container_of0(o->mo_lu.lo_dev, struct md_device, md_lu_dev);
}
-static inline struct seq_server_site *lu_site2seq(const struct lu_site *s)
-{
- return s->ld_seq_site;
-}
-
static inline int md_device_init(struct md_device *md, struct lu_device_type *t)
{
return lu_device_init(&md->md_lu_dev, t);
return m->mo_ops->moo_capa_get(env, m, c, renewal);
}
-static inline int mo_path(const struct lu_env *env, struct md_object *m,
- char *path, int pathlen, __u64 *recno, int *linkno)
-{
- if (m->mo_ops->moo_path == NULL)
- return -ENOSYS;
- return m->mo_ops->moo_path(env, m, path, pathlen, recno, linkno);
-}
-
static inline int mo_object_sync(const struct lu_env *env, struct md_object *m)
{
LASSERT(m->mo_ops->moo_object_sync);
}
static inline int mdo_unlink(const struct lu_env *env,
- struct md_object *p,
- struct md_object *c,
- const struct lu_name *lname,
- struct md_attr *ma)
+ struct md_object *p,
+ struct md_object *c,
+ const struct lu_name *lname,
+ struct md_attr *ma, int no_name)
{
LASSERT(p->mo_dir_ops->mdo_unlink);
- return p->mo_dir_ops->mdo_unlink(env, p, c, lname, ma);
+ return p->mo_dir_ops->mdo_unlink(env, p, c, lname, ma, no_name);
}
static inline int mdo_lum_lmm_cmp(const struct lu_env *env,
cfs_list_t llod_linkage;
};
-struct md_object *llo_store_resolve(const struct lu_env *env,
- struct md_device *md,
- struct dt_device *dt,
- const char *path,
- struct lu_fid *fid);
-
-struct md_object *llo_store_open(const struct lu_env *env,
- struct md_device *md,
- struct dt_device *dt,
- const char *dirname,
- const char *objname,
- struct lu_fid *fid);
-
-struct md_object *llo_store_create_index(const struct lu_env *env,
- struct md_device *md,
- struct dt_device *dt,
- const char *dirname,
- const char *objname,
- const struct lu_fid *fid,
- const struct dt_index_features *feat);
-
-struct md_object *llo_store_create(const struct lu_env *env,
- struct md_device *md,
- struct dt_device *dt,
- const char *dirname,
- const char *objname,
- const struct lu_fid *fid);
-
-void llo_local_obj_register(struct lu_local_obj_desc *);
-void llo_local_obj_unregister(struct lu_local_obj_desc *);
-
-int llo_local_objects_setup(const struct lu_env *env,
- struct md_device * md,
- struct dt_device * dt);
-
int lustre_buf2som(void *buf, int rc, struct md_som_data *msd);
int lustre_buf2hsm(void *buf, int rc, struct md_hsm *mh);
-void lustre_hsm2buf(void *buf, struct md_hsm *mh);
+void lustre_hsm2buf(void *buf, const struct md_hsm *mh);
+
+enum {
+ UCRED_INVALID = -1,
+ UCRED_INIT = 0,
+ UCRED_OLD = 1,
+ UCRED_NEW = 2,
+};
+
+struct lu_ucred {
+ __u32 uc_valid;
+ __u32 uc_o_uid;
+ __u32 uc_o_gid;
+ __u32 uc_o_fsuid;
+ __u32 uc_o_fsgid;
+ __u32 uc_uid;
+ __u32 uc_gid;
+ __u32 uc_fsuid;
+ __u32 uc_fsgid;
+ __u32 uc_suppgids[2];
+ cfs_cap_t uc_cap;
+ __u32 uc_umask;
+ cfs_group_info_t *uc_ginfo;
+ struct md_identity *uc_identity;
+};
+
+struct lu_ucred *lu_ucred(const struct lu_env *env);
+
+struct lu_ucred *lu_ucred_check(const struct lu_env *env);
+
+struct lu_ucred *lu_ucred_assert(const struct lu_env *env);
+
+int lu_ucred_global_init(void);
+
+void lu_ucred_global_fini(void);
#define md_cap_t(x) (x)