the current filesystem doesn't suport FEN.
} else if (errno == ENOENT) {
/* File is not exist */
+ } else if (errno == ENOTSUP) {
+ /* FS is not supported. Currently we think it no longer make sense to
+ * monitor it, so clean the stat info and return 0 to ignore this
+ * node. If there are requirement, we can consider to add polling
+ * method.
+ */
+ NODE_CLE_FLAG(f, NODE_FLAG_STAT_UPDATED);
+ return 0;
} else {
FK_W ("PORT_ASSOCIATE 0x%p %s\n", f, g_strerror (errno));
}