From 9845c20d77ce8e9e66c9a7693c6841cc971bd423 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Tue, 28 Apr 2020 01:54:22 +0000 Subject: session: add option to preallocate fifo headers Type: feature Signed-off-by: Florin Coras Change-Id: Ie47546ef36590b90ed481b14cf812afbecf7981c --- src/plugins/unittest/segment_manager_test.c | 58 ++++++++++++++++++++++++++++- 1 file changed, 57 insertions(+), 1 deletion(-) (limited to 'src/plugins/unittest') 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, }; -- cgit 1.2.3-korg