+++ /dev/null
-/*
- * Copyright (C) 2011 Julien Desfossez
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License Version 2 as
- * published by the Free Software Foundation;
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- */
-
-#include <babeltrace/babeltrace.h>
-
-#include "lttngtoptypes.h"
-#include "common.h"
-#include "cputop.h"
-
-void update_cputop_data(unsigned long timestamp, int64_t cpu, int prev_pid,
- int next_pid, char *prev_comm, char *next_comm)
-{
- struct cputime *tmpcpu;
- unsigned long elapsed;
-
- tmpcpu = get_cpu(cpu);
-
- if (tmpcpu->current_task && tmpcpu->current_task->pid == prev_pid) {
- elapsed = timestamp - tmpcpu->task_start;
- tmpcpu->current_task->totalcpunsec += elapsed;
- tmpcpu->current_task->threadstotalcpunsec += elapsed;
- if (tmpcpu->current_task->pid != tmpcpu->current_task->tid)
- tmpcpu->current_task->threadparent->threadstotalcpunsec += elapsed;
- }
-
- if (next_pid != 0)
- tmpcpu->current_task = get_proc(<tngtop, next_pid, next_comm, timestamp);
- else
- tmpcpu->current_task = NULL;
-
- tmpcpu->task_start = timestamp;
-}
-
-enum bt_cb_ret handle_sched_switch(struct bt_ctf_event *call_data,
- void *private_data)
-{
- struct definition *scope;
- unsigned long timestamp;
- uint64_t cpu_id;
- char *prev_comm, *next_comm;
- int prev_tid, next_tid;
-
- timestamp = bt_ctf_get_timestamp(call_data);
- if (timestamp == -1ULL)
- goto error;
-
- scope = bt_ctf_get_top_level_scope(call_data,
- BT_EVENT_FIELDS);
- prev_comm = bt_ctf_get_char_array(bt_ctf_get_field(call_data,
- scope, "_prev_comm"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing prev_comm context info\n");
- goto error;
- }
-
- next_comm = bt_ctf_get_char_array(bt_ctf_get_field(call_data,
- scope, "_next_comm"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing next_comm context info\n");
- goto error;
- }
-
- prev_tid = bt_ctf_get_int64(bt_ctf_get_field(call_data,
- scope, "_prev_tid"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing prev_tid context info\n");
- goto error;
- }
-
- next_tid = bt_ctf_get_int64(bt_ctf_get_field(call_data,
- scope, "_next_tid"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing next_tid context info\n");
- goto error;
- }
-
- scope = bt_ctf_get_top_level_scope(call_data,
- BT_STREAM_PACKET_CONTEXT);
- cpu_id = bt_ctf_get_uint64(bt_ctf_get_field(call_data,
- scope, "cpu_id"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing cpu_id context info\n");
- goto error;
- }
-
- update_cputop_data(timestamp, cpu_id, prev_tid, next_tid,
- prev_comm, next_comm);
-
- return BT_CB_OK;
-
-error:
- return BT_CB_ERROR_STOP;
-}
-
-enum bt_cb_ret handle_sched_process_free(struct bt_ctf_event *call_data,
- void *private_data)
-{
- struct definition *scope;
- unsigned long timestamp;
- char *comm;
- int tid;
-
- timestamp = bt_ctf_get_timestamp(call_data);
- if (timestamp == -1ULL)
- goto error;
-
- scope = bt_ctf_get_top_level_scope(call_data,
- BT_EVENT_FIELDS);
- comm = bt_ctf_get_char_array(bt_ctf_get_field(call_data,
- scope, "_comm"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing procname context info\n");
- goto error;
- }
-
- tid = bt_ctf_get_int64(bt_ctf_get_field(call_data,
- scope, "_tid"));
- if (bt_ctf_field_get_error()) {
- fprintf(stderr, "Missing tid context info\n");
- goto error;
- }
-
- death_proc(<tngtop, tid, comm, timestamp);
-
- return BT_CB_OK;
-
-error:
- return BT_CB_ERROR_STOP;
-
-}
-