LU-5512 lfsck: repair dangling name entry

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

diff --git a/lustre/lfsck/lfsck_internal.h b/lustre/lfsck/lfsck_internal.h
index e24acd3..ab25ede 100644 (file)
--- a/lustre/lfsck/lfsck_internal.h
+++ b/lustre/lfsck/lfsck_internal.h
@@ -118,6 +118,7 @@ enum lfsck_namespace_inconsistency_type {
        LNIT_NONE               = 0,
        LNIT_BAD_LINKEA         = 1,
        LNIT_UNMATCHED_PAIRS    = 2,
+       LNIT_DANGLING           = 3,
 };
 
 struct lfsck_namespace {
@@ -205,8 +206,11 @@ struct lfsck_namespace {
        /* How many unmatched pairs have been repaired. */
        __u64   ln_unmatched_pairs_repaired;
 
+       /* How many dangling name entries have been found/repaired. */
+       __u64   ln_dangling_repaired;
+
        /* For further using. 256-bytes aligned now. */
-       __u64   ln_reserved[29];
+       __u64   ln_reserved[28];
 };
 
 enum lfsck_layout_inconsistency_type {
@@ -556,6 +560,19 @@ struct lfsck_assistant_req {
        struct list_head        lar_list;
 };
 
+struct lfsck_namespace_req {
+       struct lfsck_assistant_req       lnr_lar;
+       struct dt_object                *lnr_obj;
+       struct lu_fid                    lnr_fid;
+       __u64                            lnr_oit_cookie;
+       __u64                            lnr_dir_cookie;
+       __u32                            lnr_attr;
+       __u32                            lnr_size;
+       __u16                            lnr_type;
+       __u16                            lnr_namelen;
+       char                             lnr_name[0];
+};
+
 struct lfsck_assistant_operations {
        int (*la_handler_p1)(const struct lu_env *env,
                             struct lfsck_component *com,
@@ -744,6 +761,10 @@ int lfsck_namespace_rebuild_linkea(const struct lu_env *env,
                                   struct lfsck_component *com,
                                   struct dt_object *obj,
                                   struct linkea_data *ldata);
+int lfsck_namespace_repair_dangling(const struct lu_env *env,
+                                   struct lfsck_component *com,
+                                   struct dt_object *child,
+                                   struct lfsck_namespace_req *lnr);
 int lfsck_verify_linkea(const struct lu_env *env, struct dt_device *dev,
                        struct dt_object *obj, const struct lu_name *cname,
                        const struct lu_fid *pfid);