From 5a48b3b9d88fa2793793e2bf3db8bf156fe2951f Mon Sep 17 00:00:00 2001 From: Radu Nicolau Date: Wed, 2 Dec 2020 11:45:11 +0000 Subject: vlib: startup multi-arch variant configuration fix for interfaces Propagate the multi-arch variant selection to interfaces. Type: fix Signed-off-by: Radu Nicolau Change-Id: I99c4a7896f172f0d14d2ded22a27383825529a7d --- src/vlib/node_init.c | 22 ++++++++++++++++++---- src/vnet/interface.c | 2 +- src/vnet/interface.h | 3 ++- src/vnet/interface_output.c | 30 ++++++++++++++++++++++++++++-- src/vppinfra/cpu.h | 20 ++++++++++++++++++++ 5 files changed, 69 insertions(+), 8 deletions(-) (limited to 'src') diff --git a/src/vlib/node_init.c b/src/vlib/node_init.c index 47d288c6ef0..232eeb35e3c 100644 --- a/src/vlib/node_init.c +++ b/src/vlib/node_init.c @@ -40,6 +40,7 @@ #include #include #include +#include typedef struct _vlib_node_march_variant { @@ -89,9 +90,9 @@ unformat_vlib_node_variant (unformat_input_t * input, va_list * args) } static_always_inline void -vlib_update_nr_variant_default (vlib_node_registration_t * nr, u8 * variant) +vlib_update_nr_variant_default (vlib_node_fn_registration_t * fnr, + u8 * variant) { - vlib_node_fn_registration_t *fnr = nr->node_fn_registrations; vlib_node_fn_registration_t *p_reg = 0; vlib_node_fn_registration_t *v_reg = 0; u32 tmp; @@ -127,6 +128,8 @@ vlib_early_node_config (vlib_main_t * vm, unformat_input_t * input) { clib_error_t *error = 0; vlib_node_registration_t *nr, **all; + vnet_device_class_t *c; + vnet_main_t *vnm = vnet_get_main (); unformat_input_t sub_input; uword *hash = 0, *p; u8 *variant = 0; @@ -161,10 +164,20 @@ vlib_early_node_config (vlib_main_t * vm, unformat_input_t * input) nr = vm->node_main.node_registrations; while (nr) { - vlib_update_nr_variant_default (nr, variant); + vlib_update_nr_variant_default (nr->node_fn_registrations, + variant); nr = nr->next_registration; } + /* also apply it to interfaces */ + c = vnm->device_class_registrations; + while (c) + { + vlib_update_nr_variant_default (c->tx_fn_registrations, + variant); + c = c->next_class_registration; + } + vec_free (variant); } } @@ -192,7 +205,8 @@ vlib_early_node_config (vlib_main_t * vm, unformat_input_t * input) "please specify a valid node variant"); vec_add1 (variant, 0); - vlib_update_nr_variant_default (nr, variant); + vlib_update_nr_variant_default (nr->node_fn_registrations, + variant); vec_free (variant); } diff --git a/src/vnet/interface.c b/src/vnet/interface.c index a03ea28b3af..5823cc4140e 100644 --- a/src/vnet/interface.c +++ b/src/vnet/interface.c @@ -811,7 +811,7 @@ vnet_register_interface (vnet_main_t * vnm, vnet_config_main_t *cm; u32 hw_index, i; char *tx_node_name = NULL, *output_node_name = NULL; - vlib_node_function_t *output_node = vnet_interface_output_node_get (); + vlib_node_function_t *output_node = vnet_interface_output_node_get (vm); pool_get (im->hw_interfaces, hw); clib_memset (hw, 0, sizeof (*hw)); diff --git a/src/vnet/interface.h b/src/vnet/interface.h index 03c65d769ee..1d97fd022c2 100644 --- a/src/vnet/interface.h +++ b/src/vnet/interface.h @@ -326,6 +326,7 @@ CLIB_MARCH_SFX (devclass##_tx_fn_multiarch_register) (void) \ vlib_node_fn_registration_t *r; \ r = &CLIB_MARCH_SFX (devclass##_tx_fn_registration); \ r->priority = CLIB_MARCH_FN_PRIORITY(); \ + r->name = CLIB_MARCH_VARIANT_STR; \ r->next_registration = devclass.tx_fn_registrations; \ devclass.tx_fn_registrations = r; \ } \ @@ -960,7 +961,7 @@ void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add); int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance); -vlib_node_function_t *vnet_interface_output_node_get (void); +vlib_node_function_t *vnet_interface_output_node_get (vlib_main_t * vm); void vnet_register_format_buffer_opaque_helper (vnet_buffer_opquae_formatter_t fn); diff --git a/src/vnet/interface_output.c b/src/vnet/interface_output.c index 3363f76b722..e79ad451c55 100644 --- a/src/vnet/interface_output.c +++ b/src/vnet/interface_output.c @@ -513,9 +513,35 @@ CLIB_MARCH_FN_REGISTRATION (vnet_interface_output_node); #ifndef CLIB_MARCH_VARIANT vlib_node_function_t * -vnet_interface_output_node_get (void) +vnet_interface_output_node_get (vlib_main_t * vm) { - return CLIB_MARCH_FN_POINTER (vnet_interface_output_node); + vlib_node_function_t *fn = 0; + vlib_node_fn_registration_t *fnr; + char *name = 0; + vlib_node_t *node = vlib_get_node_by_name (vm, (u8 *) "interface-output"); + ASSERT (node); + + /* search for the same name */ + fnr = node->node_fn_registrations; + while (fnr) + { + if (fnr->function == node->function) + { + name = fnr->name; + break; + } + fnr = fnr->next_registration; + } + + if (name) + { + fn = CLIB_MARCH_FN_POINTER_BY_NAME (vnet_interface_output_node, name); + } + if (!fn) /* revert to march type selection if search failed */ + { + fn = CLIB_MARCH_FN_POINTER (vnet_interface_output_node); + } + return fn; } #endif /* CLIB_MARCH_VARIANT */ diff --git a/src/vppinfra/cpu.h b/src/vppinfra/cpu.h index 6a812180008..bef2a029e94 100644 --- a/src/vppinfra/cpu.h +++ b/src/vppinfra/cpu.h @@ -84,9 +84,29 @@ clib_march_select_fn_ptr (clib_march_fn_registration * r) return rv; } +static_always_inline void * +clib_march_select_fn_ptr_by_name (clib_march_fn_registration * r, char *name) +{ + void *rv = 0; + + while (r) + { + if (strncmp (name, r->name, vec_len (r->name) - 1) == 0) + { + rv = r->function; + break; + } + r = r->next; + } + return rv; +} + #define CLIB_MARCH_FN_POINTER(fn) \ clib_march_select_fn_ptr (fn##_march_fn_registrations); +#define CLIB_MARCH_FN_POINTER_BY_NAME(fn, name) \ + clib_march_select_fn_ptr_by_name (fn##_march_fn_registrations, name); + #define _CLIB_MARCH_FN_REGISTRATION(fn) \ static clib_march_fn_registration \ CLIB_MARCH_SFX(fn##_march_fn_registration) = \ -- cgit 1.2.3-korg