From e9f929b52ddb741ec1e4cb2d92c6be1e798933a0 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Thu, 16 Mar 2017 11:32:09 +0100 Subject: vlib: make runtime_data thread-local Change-Id: I4aa3e7e42fb81211de1aed07dc7befee87a1e18b Signed-off-by: Damjan Marion --- src/vlib/threads.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 58 insertions(+), 3 deletions(-) (limited to 'src/vlib/threads.c') diff --git a/src/vlib/threads.c b/src/vlib/threads.c index 07dbff33..3756c3fa 100644 --- a/src/vlib/threads.c +++ b/src/vlib/threads.c @@ -633,6 +633,8 @@ start_workers (vlib_main_t * vm) vm_clone->cpu_index = worker_thread_index; vm_clone->heap_base = w->thread_mheap; vm_clone->mbuf_alloc_list = 0; + vm_clone->init_functions_called = + hash_create (0, /* value bytes */ 0); memset (&vm_clone->random_buffer, 0, sizeof (vm_clone->random_buffer)); @@ -674,11 +676,33 @@ start_workers (vlib_main_t * vm) } nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL] = vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); + vec_foreach (rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]) + { + vlib_node_t *n = vlib_get_node (vm, rt->node_index); + rt->cpu_index = vm_clone->cpu_index; + /* copy initial runtime_data from node */ + if (n->runtime_data_bytes > 0) + clib_memcpy (rt->runtime_data, n->runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); + else if (CLIB_DEBUG > 0) + memset (rt->runtime_data, 0xfe, + VLIB_NODE_RUNTIME_DATA_SIZE); + } nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT] = vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INPUT]); vec_foreach (rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]) + { + vlib_node_t *n = vlib_get_node (vm, rt->node_index); rt->cpu_index = vm_clone->cpu_index; + /* copy initial runtime_data from node */ + if (n->runtime_data_bytes > 0) + clib_memcpy (rt->runtime_data, n->runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); + else if (CLIB_DEBUG > 0) + memset (rt->runtime_data, 0xfe, + VLIB_NODE_RUNTIME_DATA_SIZE); + } nm_clone->processes = vec_dup (nm->processes); @@ -926,26 +950,51 @@ vlib_worker_thread_node_runtime_update (void) clib_mem_free (old_nodes_clone[j]); vec_free (old_nodes_clone); - vec_free (nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); + /* re-clone internal nodes */ + old_rt = nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]; nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL] = vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]); - /* clone input node runtime */ - old_rt = nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]; + vec_foreach (rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INTERNAL]) + { + vlib_node_t *n = vlib_get_node (vm, rt->node_index); + rt->cpu_index = vm_clone->cpu_index; + /* copy runtime_data, will be overwritten later for existing rt */ + clib_memcpy (rt->runtime_data, n->runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); + } + + for (j = 0; j < vec_len (old_rt); j++) + { + rt = vlib_node_get_runtime (vm_clone, old_rt[j].node_index); + rt->state = old_rt[j].state; + clib_memcpy (rt->runtime_data, old_rt[j].runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); + } + vec_free (old_rt); + + /* re-clone input nodes */ + old_rt = nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]; nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT] = vec_dup (nm->nodes_by_type[VLIB_NODE_TYPE_INPUT]); vec_foreach (rt, nm_clone->nodes_by_type[VLIB_NODE_TYPE_INPUT]) { + vlib_node_t *n = vlib_get_node (vm, rt->node_index); rt->cpu_index = vm_clone->cpu_index; + /* copy runtime_data, will be overwritten later for existing rt */ + clib_memcpy (rt->runtime_data, n->runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); } for (j = 0; j < vec_len (old_rt); j++) { rt = vlib_node_get_runtime (vm_clone, old_rt[j].node_index); rt->state = old_rt[j].state; + clib_memcpy (rt->runtime_data, old_rt[j].runtime_data, + VLIB_NODE_RUNTIME_DATA_SIZE); } vec_free (old_rt); @@ -1342,6 +1391,7 @@ vlib_worker_thread_fn (void *arg) vlib_worker_thread_t *w = (vlib_worker_thread_t *) arg; vlib_thread_main_t *tm = vlib_get_thread_main (); vlib_main_t *vm = vlib_get_main (); + clib_error_t *e; ASSERT (vm->cpu_index == os_get_cpu_number ()); @@ -1349,6 +1399,11 @@ vlib_worker_thread_fn (void *arg) clib_time_init (&vm->clib_time); clib_mem_set_heap (w->thread_mheap); + e = vlib_call_init_exit_functions + (vm, vm->worker_init_function_registrations, 1 /* call_once */ ); + if (e) + clib_error_report (e); + /* Wait until the dpdk init sequence is complete */ while (tm->extern_thread_mgmt && tm->worker_thread_release == 0) vlib_worker_thread_barrier_check (); -- cgit 1.2.3-korg