diff options
Diffstat (limited to 'tools/lib/traceevent/plugins/plugin_sched_switch.c')
| -rw-r--r-- | tools/lib/traceevent/plugins/plugin_sched_switch.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/tools/lib/traceevent/plugins/plugin_sched_switch.c b/tools/lib/traceevent/plugins/plugin_sched_switch.c deleted file mode 100644 index 957389a0ff7a..000000000000 --- a/tools/lib/traceevent/plugins/plugin_sched_switch.c +++ /dev/null @@ -1,161 +0,0 @@ -/* - * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License (not later!) - * - * 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, see <http://www.gnu.org/licenses> - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - */ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "event-parse.h" -#include "trace-seq.h" - -static void write_state(struct trace_seq *s, int val) -{ - const char states[] = "SDTtZXxW"; - int found = 0; - int i; - - for (i = 0; i < (sizeof(states) - 1); i++) { - if (!(val & (1 << i))) - continue; - - if (found) - trace_seq_putc(s, '|'); - - found = 1; - trace_seq_putc(s, states[i]); - } - - if (!found) - trace_seq_putc(s, 'R'); -} - -static void write_and_save_comm(struct tep_format_field *field, - struct tep_record *record, - struct trace_seq *s, int pid) -{ - const char *comm; - int len; - - comm = (char *)(record->data + field->offset); - len = s->len; - trace_seq_printf(s, "%.*s", - field->size, comm); - - /* make sure the comm has a \0 at the end. */ - trace_seq_terminate(s); - comm = &s->buffer[len]; - - /* Help out the comm to ids. This will handle dups */ - tep_register_comm(field->event->tep, comm, pid); -} - -static int sched_wakeup_handler(struct trace_seq *s, - struct tep_record *record, - struct tep_event *event, void *context) -{ - struct tep_format_field *field; - unsigned long long val; - - if (tep_get_field_val(s, event, "pid", record, &val, 1)) - return trace_seq_putc(s, '!'); - - field = tep_find_any_field(event, "comm"); - if (field) { - write_and_save_comm(field, record, s, val); - trace_seq_putc(s, ':'); - } - trace_seq_printf(s, "%lld", val); - - if (tep_get_field_val(s, event, "prio", record, &val, 0) == 0) - trace_seq_printf(s, " [%lld]", val); - - if (tep_get_field_val(s, event, "success", record, &val, 1) == 0) - trace_seq_printf(s, " success=%lld", val); - - if (tep_get_field_val(s, event, "target_cpu", record, &val, 0) == 0) - trace_seq_printf(s, " CPU:%03llu", val); - - return 0; -} - -static int sched_switch_handler(struct trace_seq *s, - struct tep_record *record, - struct tep_event *event, void *context) -{ - struct tep_format_field *field; - unsigned long long val; - - if (tep_get_field_val(s, event, "prev_pid", record, &val, 1)) - return trace_seq_putc(s, '!'); - - field = tep_find_any_field(event, "prev_comm"); - if (field) { - write_and_save_comm(field, record, s, val); - trace_seq_putc(s, ':'); - } - trace_seq_printf(s, "%lld ", val); - - if (tep_get_field_val(s, event, "prev_prio", record, &val, 0) == 0) - trace_seq_printf(s, "[%d] ", (int) val); - - if (tep_get_field_val(s, event, "prev_state", record, &val, 0) == 0) - write_state(s, val); - - trace_seq_puts(s, " ==> "); - - if (tep_get_field_val(s, event, "next_pid", record, &val, 1)) - return trace_seq_putc(s, '!'); - - field = tep_find_any_field(event, "next_comm"); - if (field) { - write_and_save_comm(field, record, s, val); - trace_seq_putc(s, ':'); - } - trace_seq_printf(s, "%lld", val); - - if (tep_get_field_val(s, event, "next_prio", record, &val, 0) == 0) - trace_seq_printf(s, " [%d]", (int) val); - - return 0; -} - -int TEP_PLUGIN_LOADER(struct tep_handle *tep) -{ - tep_register_event_handler(tep, -1, "sched", "sched_switch", - sched_switch_handler, NULL); - - tep_register_event_handler(tep, -1, "sched", "sched_wakeup", - sched_wakeup_handler, NULL); - - tep_register_event_handler(tep, -1, "sched", "sched_wakeup_new", - sched_wakeup_handler, NULL); - return 0; -} - -void TEP_PLUGIN_UNLOADER(struct tep_handle *tep) -{ - tep_unregister_event_handler(tep, -1, "sched", "sched_switch", - sched_switch_handler, NULL); - - tep_unregister_event_handler(tep, -1, "sched", "sched_wakeup", - sched_wakeup_handler, NULL); - - tep_unregister_event_handler(tep, -1, "sched", "sched_wakeup_new", - sched_wakeup_handler, NULL); -} |