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-rw-r--r--src/plugins/unittest/segment_manager_test.c58
1 files changed, 57 insertions, 1 deletions
diff --git a/src/plugins/unittest/segment_manager_test.c b/src/plugins/unittest/segment_manager_test.c
index 4992e2e1670..8ff6272619d 100644
--- a/src/plugins/unittest/segment_manager_test.c
+++ b/src/plugins/unittest/segment_manager_test.c
@@ -697,6 +697,58 @@ segment_manager_test_fifo_ops (vlib_main_t * vm, unformat_input_t * input)
return 0;
}
+static int
+segment_manager_test_prealloc_hdrs (vlib_main_t * vm,
+ unformat_input_t * input)
+{
+ u32 fifo_size = size_4KB, prealloc_hdrs, sm_index, fs_index;
+ u64 options[APP_OPTIONS_N_OPTIONS];
+ uword app_seg_size = size_2MB;
+ segment_manager_t *sm;
+ fifo_segment_t *fs;
+ int rv;
+
+ memset (&options, 0, sizeof (options));
+
+ vnet_app_attach_args_t attach_args = {
+ .api_client_index = ~0,
+ .options = options,
+ .namespace_id = 0,
+ .session_cb_vft = &dummy_session_cbs,
+ .name = format (0, "segment_manager_prealloc_hdrs"),
+ };
+
+ prealloc_hdrs = (app_seg_size - (16 << 10)) / sizeof (svm_fifo_t);
+
+ attach_args.options[APP_OPTIONS_SEGMENT_SIZE] = app_seg_size;
+ attach_args.options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN;
+ attach_args.options[APP_OPTIONS_RX_FIFO_SIZE] = fifo_size;
+ attach_args.options[APP_OPTIONS_TX_FIFO_SIZE] = fifo_size;
+ attach_args.options[APP_OPTIONS_PREALLOC_FIFO_HDRS] = prealloc_hdrs;
+
+ rv = vnet_application_attach (&attach_args);
+ vec_free (attach_args.name);
+
+ SEG_MGR_TEST ((rv == 0), "vnet_application_attach %d", rv);
+
+ segment_manager_parse_segment_handle (attach_args.segment_handle, &sm_index,
+ &fs_index);
+ sm = segment_manager_get (sm_index);
+
+ SEG_MGR_TEST ((sm != 0), "seg manager is valid", sm);
+
+ fs = segment_manager_get_segment (sm, fs_index);
+ SEG_MGR_TEST (fifo_segment_num_free_fifos (fs) == prealloc_hdrs,
+ "prealloc should be %u", prealloc_hdrs);
+
+ vnet_app_detach_args_t detach_args = {
+ .app_index = attach_args.app_index,
+ .api_client_index = ~0,
+ };
+ rv = vnet_application_detach (&detach_args);
+ SEG_MGR_TEST ((rv == 0), "vnet_application_detach %d", rv);
+ return 0;
+}
static clib_error_t *
segment_manager_test (vlib_main_t * vm,
@@ -716,6 +768,8 @@ segment_manager_test (vlib_main_t * vm,
res = segment_manager_test_fifo_balanced_alloc (vm, input);
else if (unformat (input, "fifo_ops"))
res = segment_manager_test_fifo_ops (vm, input);
+ else if (unformat (input, "prealloc_hdrs"))
+ res = segment_manager_test_prealloc_hdrs (vm, input);
else if (unformat (input, "all"))
{
@@ -727,6 +781,8 @@ segment_manager_test (vlib_main_t * vm,
goto done;
if ((res = segment_manager_test_fifo_ops (vm, input)))
goto done;
+ if ((res = segment_manager_test_prealloc_hdrs (vm, input)))
+ goto done;
}
else
break;
@@ -743,7 +799,7 @@ VLIB_CLI_COMMAND (tcp_test_command, static) =
{
.path = "test segment-manager",
.short_help = "test segment manager [pressure_levels_1]"
- "[pressure_level_2][alloc][fifo_ops][all]",
+ "[pressure_level_2][alloc][fifo_ops][prealloc_hdrs][all]",
.function = segment_manager_test,
};