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	Input arguments of libtraceevent APIs are renamed from "struct tep_handle *pevent" to "struct tep_handle *tep". This makes the API consistent with the chosen naming convention: tep (trace event parser), instead of the old pevent. Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lore.kernel.org/linux-trace-devel/20190401132111.13727-2-tstoyanov@vmware.com Link: http://lkml.kernel.org/r/20190401164344.465573837@goodmis.org Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
		
			
				
	
	
		
			89 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (C) 2009 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
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 * Copyright (C) 2009 Johannes Berg <johannes@sipsolutions.net>
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 *
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 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation;
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 * version 2.1 of the License (not later!)
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this program; if not,  see <http://www.gnu.org/licenses>
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 *
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 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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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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