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74 lines
1.9 KiB
74 lines
1.9 KiB
// SPDX-License-Identifier: LGPL-2.1 |
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/* |
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* Copyright (C) 2009 Red Hat Inc, Steven Rostedt <[email protected]> |
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* Copyright (C) 2009 Johannes Berg <[email protected]> |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include "event-parse.h" |
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#include "trace-seq.h" |
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static int timer_expire_handler(struct trace_seq *s, |
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struct tep_record *record, |
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struct tep_event *event, void *context) |
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{ |
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trace_seq_printf(s, "hrtimer="); |
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if (tep_print_num_field(s, "0x%llx", event, "timer", |
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record, 0) == -1) |
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tep_print_num_field(s, "0x%llx", event, "hrtimer", |
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record, 1); |
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trace_seq_printf(s, " now="); |
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tep_print_num_field(s, "%llu", event, "now", record, 1); |
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tep_print_func_field(s, " function=%s", event, "function", |
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record, 0); |
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return 0; |
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} |
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static int timer_start_handler(struct trace_seq *s, |
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struct tep_record *record, |
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struct tep_event *event, void *context) |
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{ |
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trace_seq_printf(s, "hrtimer="); |
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if (tep_print_num_field(s, "0x%llx", event, "timer", |
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record, 0) == -1) |
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tep_print_num_field(s, "0x%llx", event, "hrtimer", |
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record, 1); |
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tep_print_func_field(s, " function=%s", event, "function", |
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record, 0); |
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trace_seq_printf(s, " expires="); |
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tep_print_num_field(s, "%llu", event, "expires", record, 1); |
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trace_seq_printf(s, " softexpires="); |
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tep_print_num_field(s, "%llu", event, "softexpires", record, 1); |
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return 0; |
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} |
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int TEP_PLUGIN_LOADER(struct tep_handle *tep) |
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{ |
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tep_register_event_handler(tep, -1, |
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"timer", "hrtimer_expire_entry", |
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timer_expire_handler, NULL); |
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tep_register_event_handler(tep, -1, "timer", "hrtimer_start", |
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timer_start_handler, NULL); |
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return 0; |
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} |
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void TEP_PLUGIN_UNLOADER(struct tep_handle *tep) |
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{ |
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tep_unregister_event_handler(tep, -1, |
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"timer", "hrtimer_expire_entry", |
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timer_expire_handler, NULL); |
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tep_unregister_event_handler(tep, -1, "timer", "hrtimer_start", |
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timer_start_handler, NULL); |
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}
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