X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvlib%2Fmain.h;h=474756bebd64bfefeaf6d23284e8dc718c607d4c;hb=7fff3d205463d5e0a95d6bdd337100988ef323a3;hp=4c0cde3ff455db28eba44b708362cacfea712355;hpb=49d66f1f42cbc310e4fa0dc526b9fdb91d0ca220;p=vpp.git diff --git a/src/vlib/main.h b/src/vlib/main.h index 4c0cde3ff45..474756bebd6 100644 --- a/src/vlib/main.h +++ b/src/vlib/main.h @@ -46,6 +46,8 @@ #include #include #include +#include +#include #include @@ -58,6 +60,7 @@ typedef struct vlib_main_t { + CLIB_CACHE_LINE_ALIGN_MARK (cacheline0); /* Instruction level timing state. */ clib_time_t clib_time; @@ -80,11 +83,18 @@ typedef struct vlib_main_t u32 vector_counts_per_main_loop[2]; u32 node_counts_per_main_loop[2]; + /* Main loop hw / sw performance counters */ + u64 (*vlib_node_runtime_perf_counter_cb) (struct vlib_main_t *); + int perf_counter_id; + int perf_counter_fd; + /* Every so often we switch to the next counter. */ #define VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE 7 /* Jump target to exit main loop with given code. */ u32 main_loop_exit_set; + /* Set e.g. in the SIGTERM signal handler, checked in a safe place... */ + volatile u32 main_loop_exit_now; clib_longjmp_t main_loop_exit; #define VLIB_MAIN_LOOP_EXIT_NONE 0 #define VLIB_MAIN_LOOP_EXIT_PANIC 1 @@ -97,31 +107,20 @@ typedef struct vlib_main_t /* Name for e.g. syslog. */ char *name; - /* Start and size of CLIB heap. */ + /* Start of the heap. */ void *heap_base; - uword heap_size; - - vlib_buffer_main_t *buffer_main; - - vlib_physmem_main_t physmem_main; - /* Allocate/free buffer memory for DMA transfers, descriptor rings, etc. - buffer memory is guaranteed to be cache-aligned. */ + /* Truncated version, to create frame indices */ + void *heap_aligned_base; - clib_error_t *(*os_physmem_region_alloc) (struct vlib_main_t * vm, - char *name, u32 size, - u8 numa_node, u32 flags, - vlib_physmem_region_index_t * - idx); + /* Size of the heap */ + uword heap_size; - void (*os_physmem_region_free) (struct vlib_main_t * vm, - vlib_physmem_region_index_t idx); + /* Pool of buffer free lists. */ + vlib_buffer_free_list_t *buffer_free_list_pool; - void *(*os_physmem_alloc_aligned) (struct vlib_main_t * vm, - vlib_physmem_region_index_t idx, - uword n_bytes, uword alignment); - void (*os_physmem_free) (struct vlib_main_t * vm, - vlib_physmem_region_index_t idx, void *x); + /* physical memory main structure. */ + vlib_physmem_main_t physmem_main; /* Node graph main structure. */ vlib_node_main_t node_main; @@ -132,6 +131,11 @@ typedef struct vlib_main_t /* Packet trace buffer. */ vlib_trace_main_t trace_main; + /* Pcap dispatch trace main */ + pcap_main_t dispatch_pcap_main; + uword dispatch_pcap_enable; + u8 *pcap_buffer; + /* Error handling. */ vlib_error_main_t error_main; @@ -141,9 +145,6 @@ typedef struct vlib_main_t struct vlib_node_runtime_t * node, vlib_frame_t * frame); - /* Multicast distribution. Set to zero for MC disabled. */ - mc_main_t *mc_main; - /* Stream index to use for distribution when MC is enabled. */ u32 mc_stream_index; @@ -152,6 +153,10 @@ typedef struct vlib_main_t /* Event logger. */ elog_main_t elog_main; + /* Event logger trace flags */ + int elog_trace_api_messages; + int elog_trace_cli_commands; + /* Node call and return event types. */ elog_event_type_t *node_call_elog_event_types; elog_event_type_t *node_return_elog_event_types; @@ -170,8 +175,6 @@ typedef struct vlib_main_t /* to compare with node runtime */ u32 thread_index; - void **mbuf_alloc_list; - /* List of init functions to call, setup by constructors */ _vlib_init_function_list_elt_t *init_function_registrations; _vlib_init_function_list_elt_t *worker_init_function_registrations; @@ -179,7 +182,6 @@ typedef struct vlib_main_t _vlib_init_function_list_elt_t *main_loop_exit_function_registrations; _vlib_init_function_list_elt_t *api_init_function_registrations; vlib_config_function_runtime_t *config_function_registrations; - mc_serialize_msg_t *mc_msg_registrations; /* mc_main is a pointer... */ /* control-plane API queue signal pending, length indication */ volatile u32 queue_signal_pending; @@ -187,6 +189,9 @@ typedef struct vlib_main_t void (*queue_signal_callback) (struct vlib_main_t *); u8 **argv; + /* Top of (worker) dispatch loop callback */ + volatile void (*worker_thread_main_loop_callback) (struct vlib_main_t *); + /* debugging */ volatile int parked_at_barrier; @@ -199,6 +204,20 @@ typedef struct vlib_main_t */ int need_vlib_worker_thread_node_runtime_update; + /* + * Barrier epoch - Set to current time, each time barrier_sync or + * barrier_release is called with zero recursion. + */ + f64 barrier_epoch; + + /* Earliest barrier can be closed again */ + f64 barrier_no_close_before; + + /* RPC requests, main thread only */ + uword *pending_rpc_requests; + uword *processing_rpc_requests; + clib_spinlock_t pending_rpc_lock; + } vlib_main_t; /* Global main structure. */ @@ -331,6 +350,9 @@ vlib_increment_main_loop_counter (vlib_main_t * vm) vm->main_loop_nodes_processed = 0; vm->vector_counts_per_main_loop[i] = v; vm->node_counts_per_main_loop[i] = n; + + if (PREDICT_FALSE (vm->main_loop_exit_now)) + clib_longjmp (&vm->main_loop_exit, VLIB_MAIN_LOOP_EXIT_CLI); } always_inline void vlib_set_queue_signal_callback @@ -350,6 +372,9 @@ u32 vlib_app_num_thread_stacks_needed (void) __attribute__ ((weak)); extern void vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n); +#define VLIB_PCAP_MAJOR_VERSION 1 +#define VLIB_PCAP_MINOR_VERSION 0 + #endif /* included_vlib_main_h */ /*