LU-12037 mdt: add option for cross-MDT rename

[fs/lustre-release.git] / lustre / mdt / mdt_internal.h

diff --git a/lustre/mdt/mdt_internal.h b/lustre/mdt/mdt_internal.h
index c84aa6a..b0f4430 100644 (file)
--- a/lustre/mdt/mdt_internal.h
+++ b/lustre/mdt/mdt_internal.h
@@ -67,7 +67,7 @@ struct mdt_file_data {
        /**  portals handle must be first */
        struct portals_handle   mfd_open_handle;
        /** open mode provided by client */
-       __u64                   mfd_mode;
+       u64                     mfd_open_flags;
        /** protected by med_open_lock */
        struct list_head        mfd_list;
        /** xid of the open request */
@@ -249,8 +249,14 @@ struct mdt_device {
        unsigned int               mdt_capa_conf:1,
                                   /* Enable remote dir on non-MDT0 */
                                   mdt_enable_remote_dir:1,
-                                  mdt_skip_lfsck:1;
-
+                                  mdt_enable_striped_dir:1,
+                                  mdt_enable_dir_migration:1,
+                                  mdt_enable_remote_rename:1,
+                                  mdt_skip_lfsck:1,
+                                  mdt_readonly:1;
+
+                                  /* user with gid can create remote/striped
+                                   * dir, and set default dir stripe */
        gid_t                      mdt_enable_remote_dir_gid;
 
        /* lock for osfs and md_root */
@@ -360,6 +366,7 @@ struct mdt_reint_record {
        void                            *rr_eadata;
        int                              rr_eadatalen;
        __u32                            rr_flags;
+       __u16                            rr_mirror_id;
 };
 
 enum mdt_reint_flag {
@@ -816,18 +823,16 @@ int mdt_export_stats_init(struct obd_device *obd,
                           void *client_nid);
 
 int mdt_lock_new_child(struct mdt_thread_info *info,
-                       struct mdt_object *o,
-                       struct mdt_lock_handle *child_lockh);
-
-void mdt_mfd_set_mode(struct mdt_file_data *mfd,
-                     __u64 mode);
-
-int mdt_reint_open(struct mdt_thread_info *info,
-                  struct mdt_lock_handle *lhc);
-
+                      struct mdt_object *o,
+                      struct mdt_lock_handle *child_lockh);
+void mdt_mfd_set_mode(struct mdt_file_data *mfd, u64 open_flags);
+int mdt_reint_open(struct mdt_thread_info *info, struct mdt_lock_handle *lhc);
 struct mdt_file_data *mdt_open_handle2mfd(struct mdt_export_data *med,
                                        const struct lustre_handle *open_handle,
                                        bool is_replay);
+int mdt_revoke_remote_lookup_lock(struct mdt_thread_info *info,
+                                 struct mdt_object *pobj,
+                                 struct mdt_object *obj);
 
 int mdt_get_info(struct tgt_session_info *tsi);
 int mdt_attr_get_complex(struct mdt_thread_info *info,
@@ -894,7 +899,8 @@ int mdt_links_read(struct mdt_thread_info *info,
                   struct linkea_data *ldata);
 int mdt_close_internal(struct mdt_thread_info *info, struct ptlrpc_request *req,
                       struct mdt_body *repbody);
-int mdt_remote_permission(struct mdt_thread_info *info);
+void mdt_pack_secctx_in_reply(struct mdt_thread_info *info,
+                             struct mdt_object *child);
 
 static inline struct mdt_device *mdt_dev(struct lu_device *d)
 {
@@ -1087,10 +1093,9 @@ static inline struct mdt_device *mdt_exp2dev(struct obd_export *exp)
 
 static inline bool mdt_rdonly(struct obd_export *exp)
 {
-       if (exp_connect_flags(exp) & OBD_CONNECT_RDONLY ||
-           mdt_exp2dev(exp)->mdt_bottom->dd_rdonly)
-               return true;
-       return false;
+       return (exp_connect_flags(exp) & OBD_CONNECT_RDONLY ||
+               mdt_exp2dev(exp)->mdt_bottom->dd_rdonly ||
+               mdt_exp2dev(exp)->mdt_readonly);
 }
 
 typedef void (*mdt_reconstruct_t)(struct mdt_thread_info *mti,