- CDEBUG(D_INFO, "insert range "DRANGE"\n", PRANGE(&f_new->fce_range));
- /* Add new entry to cache and lru list. */
- fld_cache_entry_add(cache, f_new, prev);
-out:
- spin_unlock(&cache->fci_lock);
- EXIT;
+struct fld_cache_entry *
+fld_cache_entry_lookup_nolock(struct fld_cache *cache,
+ const struct lu_seq_range *range)
+{
+ struct fld_cache_entry *flde;
+ struct fld_cache_entry *got = NULL;
+ struct list_head *head;
+
+ head = &cache->fci_entries_head;
+ list_for_each_entry(flde, head, fce_list) {
+ if (range->lsr_start == flde->fce_range.lsr_start ||
+ (range->lsr_end == flde->fce_range.lsr_end &&
+ range->lsr_flags == flde->fce_range.lsr_flags)) {
+ got = flde;
+ break;
+ }
+ }
+
+ RETURN(got);
+}
+
+/**
+ * lookup \a seq sequence for range in fld cache.
+ */
+struct fld_cache_entry *
+fld_cache_entry_lookup(struct fld_cache *cache,
+ const struct lu_seq_range *range)
+{
+ struct fld_cache_entry *got = NULL;
+ ENTRY;
+
+ read_lock(&cache->fci_lock);
+ got = fld_cache_entry_lookup_nolock(cache, range);
+ read_unlock(&cache->fci_lock);
+
+ RETURN(got);