+ vec_free (a->new_segment_indices);
+ fifo_segment_free_fifo (fs, f);
+ fifo_segment_delete (sm, fs);
+ return 0;
+}
+
+static int
+sfifo_test_fifo_segment_fifo_grow (int verbose)
+{
+ fifo_segment_main_t *sm = &segment_main;
+ fifo_segment_create_args_t _a, *a = &_a;
+ int rv, fifo_size = 4096, n_chunks;
+ fifo_segment_t *fs;
+ svm_fifo_t *f;
+
+ clib_memset (a, 0, sizeof (*a));
+ a->segment_name = "fifo-test1";
+ a->segment_size = 256 << 10;
+
+ rv = fifo_segment_create (sm, a);
+
+ SFIFO_TEST (!rv, "svm_fifo_segment_create returned %d", rv);
+
+ /*
+ * Alloc and grow fifo
+ */
+ fs = fifo_segment_get_segment (sm, a->new_segment_indices[0]);
+ f = fifo_segment_alloc_fifo (fs, fifo_size, FIFO_SEGMENT_RX_FIFO);
+
+ SFIFO_TEST (f != 0, "svm_fifo_segment_alloc_fifo");
+
+ fifo_segment_grow_fifo (fs, f, fifo_size);
+ SFIFO_TEST (f->size == 2 * fifo_size, "fifo size should be %u is %u",
+ 2 * fifo_size, f->size);
+
+ fifo_segment_grow_fifo (fs, f, 16 * fifo_size);
+ SFIFO_TEST (f->size == 18 * fifo_size, "fifo size should be %u is %u",
+ 18 * fifo_size, f->size);
+
+ /*
+ * Free and test free list size
+ */
+ fifo_segment_free_fifo (fs, f);
+
+ n_chunks = fifo_segment_num_free_chunks (fs, fifo_size);
+ SFIFO_TEST (n_chunks == 1, "free 2^10B chunks should be %u is %u", 1,
+ n_chunks);
+ n_chunks = fifo_segment_num_free_chunks (fs, 16 * fifo_size);
+ SFIFO_TEST (n_chunks == 1, "free 2^14B chunks should be %u is %u", 1,
+ n_chunks);
+ n_chunks = fifo_segment_num_free_chunks (fs, ~0);
+ SFIFO_TEST (n_chunks == 2, "free chunks should be %u is %u", 2, n_chunks);
+
+ /*
+ * Realloc fifo
+ */
+ f = fifo_segment_alloc_fifo (fs, fifo_size, FIFO_SEGMENT_RX_FIFO);
+
+ fifo_segment_grow_fifo (fs, f, fifo_size);
+ n_chunks = fifo_segment_num_free_chunks (fs, fifo_size);
+ SFIFO_TEST (n_chunks == 0, "free 2^10B chunks should be %u is %u", 0,
+ n_chunks);
+
+ fifo_segment_grow_fifo (fs, f, 16 * fifo_size);
+ SFIFO_TEST (n_chunks == 0, "free 2^14B chunks should be %u is %u", 0,
+ n_chunks);
+ n_chunks = fifo_segment_num_free_chunks (fs, ~0);
+ SFIFO_TEST (n_chunks == 0, "free chunks should be %u is %u", 0, n_chunks);
+
+ /*
+ * Free again
+ */
+ fifo_segment_free_fifo (fs, f);
+ n_chunks = fifo_segment_num_free_chunks (fs, ~0);
+ SFIFO_TEST (n_chunks == 2, "free chunks should be %u is %u", 2, n_chunks);
+
+ /*
+ * Cleanup
+ */
+ fifo_segment_delete (sm, fs);
+ vec_free (a->new_segment_indices);