projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| d9d13f8b JO |
1 | /* |
| 2 | * Copyright (C) 2009 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> | |
| 3 | * Copyright (C) 2009 Johannes Berg <johannes@sipsolutions.net> | |
| 4 | * | |
| 5 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
| 6 | * This program is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU Lesser General Public | |
| 8 | * License as published by the Free Software Foundation; | |
| 9 | * version 2.1 of the License (not later!) | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU Lesser General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU Lesser General Public | |
| 17 | * License along with this program; if not, see <http://www.gnu.org/licenses> | |
| 18 | * | |
| 19 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
| 20 | */ | |
| 21 | #include <stdio.h> | |
| 22 | #include <stdlib.h> | |
| 23 | #include <string.h> | |
| 24 | ||
| 25 | #include "event-parse.h" | |
| 26 | ||
| 27 | static int timer_expire_handler(struct trace_seq *s, | |
| 28 | struct pevent_record *record, | |
| 29 | struct event_format *event, void *context) | |
| 30 | { | |
| 31 | trace_seq_printf(s, "hrtimer="); | |
| 32 | ||
| 33 | if (pevent_print_num_field(s, "0x%llx", event, "timer", | |
| 34 | record, 0) == -1) | |
| 35 | pevent_print_num_field(s, "0x%llx", event, "hrtimer", | |
| 36 | record, 1); | |
| 37 | ||
| 38 | trace_seq_printf(s, " now="); | |
| 39 | ||
| 40 | pevent_print_num_field(s, "%llu", event, "now", record, 1); | |
| 41 | ||
| 42 | pevent_print_func_field(s, " function=%s", event, "function", | |
| 43 | record, 0); | |
| 44 | return 0; | |
| 45 | } | |
| 46 | ||
| 47 | static int timer_start_handler(struct trace_seq *s, | |
| 48 | struct pevent_record *record, | |
| 49 | struct event_format *event, void *context) | |
| 50 | { | |
| d9d13f8b JO |
51 | trace_seq_printf(s, "hrtimer="); |
| 52 | ||
| 53 | if (pevent_print_num_field(s, "0x%llx", event, "timer", | |
| 54 | record, 0) == -1) | |
| 55 | pevent_print_num_field(s, "0x%llx", event, "hrtimer", | |
| 56 | record, 1); | |
| 57 | ||
| b32cea65 JO |
58 | pevent_print_func_field(s, " function=%s", event, "function", |
| 59 | record, 0); | |
| d9d13f8b JO |
60 | |
| 61 | trace_seq_printf(s, " expires="); | |
| 62 | pevent_print_num_field(s, "%llu", event, "expires", record, 1); | |
| 63 | ||
| 64 | trace_seq_printf(s, " softexpires="); | |
| 65 | pevent_print_num_field(s, "%llu", event, "softexpires", record, 1); | |
| 66 | return 0; | |
| 67 | } | |
| 68 | ||
| 69 | int PEVENT_PLUGIN_LOADER(struct pevent *pevent) | |
| 70 | { | |
| 71 | pevent_register_event_handler(pevent, -1, | |
| 72 | "timer", "hrtimer_expire_entry", | |
| 73 | timer_expire_handler, NULL); | |
| 74 | ||
| 75 | pevent_register_event_handler(pevent, -1, "timer", "hrtimer_start", | |
| 76 | timer_start_handler, NULL); | |
| 77 | return 0; | |
| 78 | } | |
| 4061edaa NK |
79 | |
| 80 | void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent) | |
| 81 | { | |
| 82 | pevent_unregister_event_handler(pevent, -1, | |
| 83 | "timer", "hrtimer_expire_entry", | |
| 84 | timer_expire_handler, NULL); | |
| 85 | ||
| 86 | pevent_unregister_event_handler(pevent, -1, "timer", "hrtimer_start", | |
| 87 | timer_start_handler, NULL); | |
| 88 | } |