LU-3336 lfsck: orphan OST-objects iteration

[fs/lustre-release.git] / lustre / lfsck / lfsck_internal.h

diff --git a/lustre/lfsck/lfsck_internal.h b/lustre/lfsck/lfsck_internal.h
index 01d3c60..9f20729 100644 (file)
--- a/lustre/lfsck/lfsck_internal.h
+++ b/lustre/lfsck/lfsck_internal.h
@@ -286,6 +286,11 @@ struct lfsck_operations {
                          int result,
                          bool init);
 
+       int (*lfsck_interpret)(const struct lu_env *env,
+                              struct ptlrpc_request *req,
+                              void *args,
+                              int rc);
+
        int (*lfsck_dump)(const struct lu_env *env,
                          struct lfsck_component *com,
                          char *buf,
@@ -383,6 +388,7 @@ struct lfsck_component {
        void                    *lc_file_ram;
        void                    *lc_file_disk;
        void                    *lc_data;
+       struct lu_fid            lc_fid_latest_scanned_phase2;
 
        /* The time for last checkpoint, jiffies */
        cfs_time_t               lc_time_last_checkpoint;
@@ -492,7 +498,8 @@ struct lfsck_instance {
        unsigned int              li_oit_over:1, /* oit is finished. */
                                  li_drop_dryrun:1, /* Ever dryrun, not now. */
                                  li_master:1, /* Master instance or not. */
-                                 li_current_oit_processed:1;
+                                 li_current_oit_processed:1,
+                                 li_start_unplug:1;
 };
 
 enum lfsck_linkea_flags {
@@ -508,6 +515,8 @@ struct lfsck_async_interpret_args {
        struct lfsck_tgt_descs          *laia_ltds;
        struct lfsck_tgt_desc           *laia_ltd;
        struct lfsck_request            *laia_lr;
+       int                              laia_result;
+       unsigned int                     laia_shared:1;
 };
 
 struct lfsck_thread_args {
@@ -521,9 +530,12 @@ struct lfsck_thread_info {
        struct lu_name          lti_name;
        struct lu_buf           lti_buf;
        struct lu_buf           lti_linkea_buf;
+       struct lu_buf           lti_big_buf;
        struct lu_fid           lti_fid;
        struct lu_fid           lti_fid2;
        struct lu_attr          lti_la;
+       struct lu_attr          lti_la2;
+       struct lu_attr          lti_la3;
        struct ost_id           lti_oi;
        union {
                struct lustre_mdt_attrs lti_lma;
@@ -537,10 +549,23 @@ struct lfsck_thread_info {
        char                    lti_key[NAME_MAX + 16];
        struct lfsck_request    lti_lr;
        struct lfsck_async_interpret_args lti_laia;
+       struct lfsck_start      lti_start;
        struct lfsck_stop       lti_stop;
+       ldlm_policy_data_t      lti_policy;
+       struct ldlm_res_id      lti_resid;
+       union {
+               struct filter_fid_old   lti_old_pfid;
+               struct filter_fid       lti_new_pfid;
+       };
+       struct dt_allocation_hint lti_hint;
+       struct lu_orphan_rec    lti_rec;
 };
 
 /* lfsck_lib.c */
+struct lfsck_instance *lfsck_instance_find(struct dt_device *key, bool ref,
+                                          bool unlink);
+struct lfsck_component *lfsck_component_find(struct lfsck_instance *lfsck,
+                                            __u16 type);
 const char *lfsck_status2names(enum lfsck_status status);
 void lfsck_component_cleanup(const struct lu_env *env,
                             struct lfsck_component *com);
@@ -600,6 +625,11 @@ extern const char *lfsck_flags_names[];
 extern const char *lfsck_param_names[];
 extern struct lu_context_key lfsck_thread_key;
 
+static inline struct dt_device *lfsck_obj2dt_dev(struct dt_object *obj)
+{
+       return container_of0(obj->do_lu.lo_dev, struct dt_device, dd_lu_dev);
+}
+
 static inline struct lfsck_thread_info *
 lfsck_env_info(const struct lu_env *env)
 {
@@ -743,6 +773,19 @@ static inline void lfsck_object_put(const struct lu_env *env,
        lu_object_put(env, &obj->do_lu);
 }
 
+static inline struct dt_object *
+lfsck_object_find_by_dev(const struct lu_env *env, struct dt_device *dev,
+                        const struct lu_fid *fid)
+{
+       struct dt_object *obj;
+
+       obj = lu2dt(lu_object_find_slice(env, dt2lu_dev(dev), fid, NULL));
+       if (unlikely(obj == NULL))
+               return ERR_PTR(-ENOENT);
+
+       return obj;
+}
+
 static inline struct lfsck_tgt_desc *lfsck_tgt_get(struct lfsck_tgt_descs *ltds,
                                                   __u32 index)
 {