#define DEFAULT_NODEMAP "default"
+/* Turn on proc debug interface to allow OSS and
+ * MDS nodes to configure nodemap independently of
+ * MGS (since the nodemap distribution is not written
+ * yet */
+#define NODEMAP_PROC_DEBUG 1
+
/* Default nobody uid and gid values */
#define NODEMAP_NOBODY_UID 99
struct rb_node id_fs_to_client;
};
-struct nodemap_range_tree {
- struct interval_node *nmrt_range_interval_root;
- unsigned int nmrt_range_highest_id;
-};
-
-struct nodemap_config {
- /* Highest numerical lu_nodemap.nm_id defined */
- unsigned int nmc_nodemap_highest_id;
-
- /* Simple flag to determine if nodemaps are active */
- bool nmc_nodemap_is_active;
-
- /* Pointer to default nodemap as it is needed more often */
- struct lu_nodemap *nmc_default_nodemap;
-
- /**
- * Lock required to access the range tree.
- */
- struct rw_semaphore nmc_range_tree_lock;
- struct nodemap_range_tree nmc_range_tree;
-
- /**
- * Hash keyed on nodemap name containing all
- * nodemaps
- */
- struct cfs_hash *nmc_nodemap_hash;
-};
-
/* first 4 bits of the nodemap_id is the index type */
struct nodemap_key {
__u32 nk_nodemap_id;
return (id & NM_TYPE_MASK) | (t << NM_TYPE_SHIFT);
}
-struct nodemap_config *nodemap_config_alloc(void);
-void nodemap_config_dealloc(struct nodemap_config *config);
void nodemap_config_set_active(struct nodemap_config *config);
struct lu_nodemap *nodemap_create(const char *name,
struct nodemap_config *config,
struct lu_nodemap *nodemap_classify_nid(lnet_nid_t nid);
void nm_member_reclassify_nodemap(struct lu_nodemap *nodemap);
void nm_member_revoke_locks(struct lu_nodemap *nodemap);
+void nm_member_revoke_locks_always(struct lu_nodemap *nodemap);
void nm_member_revoke_all(void);
int nodemap_add_idmap_helper(struct lu_nodemap *nodemap,
struct rb_node *nm_rb_next_postorder(const struct rb_node *node);
struct rb_node *nm_rb_first_postorder(const struct rb_root *root);
+void nodemap_getref(struct lu_nodemap *nodemap);
void nodemap_putref(struct lu_nodemap *nodemap);
+int nm_hash_list_cb(struct cfs_hash *hs, struct cfs_hash_bd *bd,
+ struct hlist_node *hnode,
+ void *nodemap_list_head);
#define nm_rbtree_postorder_for_each_entry_safe(pos, n, \
root, field) \