Tracing for a workload begins before the comm event is seen, which results in the initial comm having a string of the form ":<pid>" (e.g. ":12345"). In order to export the correct string, defer the export until the new script 'flush' callback. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1414678188-14946-8-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
		
			
				
	
	
		
			107 lines
		
	
	
	
		
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			107 lines
		
	
	
	
		
			3.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * db-export.h: Support for exporting data suitable for import to a database
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 * Copyright (c) 2014, Intel Corporation.
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms and conditions of the GNU General Public License,
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 * version 2, as published by the Free Software Foundation.
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 *
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 * This program is distributed in the hope it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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 * more details.
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 *
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 */
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#ifndef __PERF_DB_EXPORT_H
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#define __PERF_DB_EXPORT_H
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#include <linux/types.h>
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#include <linux/list.h>
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struct perf_evsel;
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struct machine;
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struct thread;
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struct comm;
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struct dso;
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struct perf_sample;
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struct addr_location;
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struct call_return_processor;
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struct call_path;
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struct call_return;
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struct export_sample {
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	union perf_event	*event;
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	struct perf_sample	*sample;
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	struct perf_evsel	*evsel;
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	struct thread		*thread;
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	struct addr_location	*al;
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	u64			db_id;
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	u64			comm_db_id;
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	u64			dso_db_id;
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	u64			sym_db_id;
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	u64			offset; /* ip offset from symbol start */
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	u64			addr_dso_db_id;
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	u64			addr_sym_db_id;
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	u64			addr_offset; /* addr offset from symbol start */
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};
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struct db_export {
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	int (*export_evsel)(struct db_export *dbe, struct perf_evsel *evsel);
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	int (*export_machine)(struct db_export *dbe, struct machine *machine);
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	int (*export_thread)(struct db_export *dbe, struct thread *thread,
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			     u64 main_thread_db_id, struct machine *machine);
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	int (*export_comm)(struct db_export *dbe, struct comm *comm);
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	int (*export_comm_thread)(struct db_export *dbe, u64 db_id,
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				  struct comm *comm, struct thread *thread);
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	int (*export_dso)(struct db_export *dbe, struct dso *dso,
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			  struct machine *machine);
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	int (*export_symbol)(struct db_export *dbe, struct symbol *sym,
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			     struct dso *dso);
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	int (*export_branch_type)(struct db_export *dbe, u32 branch_type,
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				  const char *name);
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	int (*export_sample)(struct db_export *dbe, struct export_sample *es);
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	int (*export_call_path)(struct db_export *dbe, struct call_path *cp);
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	int (*export_call_return)(struct db_export *dbe,
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				  struct call_return *cr);
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	struct call_return_processor *crp;
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	u64 evsel_last_db_id;
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	u64 machine_last_db_id;
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	u64 thread_last_db_id;
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	u64 comm_last_db_id;
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	u64 comm_thread_last_db_id;
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	u64 dso_last_db_id;
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	u64 symbol_last_db_id;
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	u64 sample_last_db_id;
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	u64 call_path_last_db_id;
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	u64 call_return_last_db_id;
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	struct list_head deferred;
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};
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int db_export__init(struct db_export *dbe);
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int db_export__flush(struct db_export *dbe);
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void db_export__exit(struct db_export *dbe);
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int db_export__evsel(struct db_export *dbe, struct perf_evsel *evsel);
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int db_export__machine(struct db_export *dbe, struct machine *machine);
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int db_export__thread(struct db_export *dbe, struct thread *thread,
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		      struct machine *machine, struct comm *comm);
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int db_export__comm(struct db_export *dbe, struct comm *comm,
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		    struct thread *main_thread);
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int db_export__comm_thread(struct db_export *dbe, struct comm *comm,
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			   struct thread *thread);
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int db_export__dso(struct db_export *dbe, struct dso *dso,
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		   struct machine *machine);
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int db_export__symbol(struct db_export *dbe, struct symbol *sym,
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		      struct dso *dso);
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int db_export__branch_type(struct db_export *dbe, u32 branch_type,
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			   const char *name);
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int db_export__sample(struct db_export *dbe, union perf_event *event,
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		      struct perf_sample *sample, struct perf_evsel *evsel,
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		      struct thread *thread, struct addr_location *al);
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int db_export__branch_types(struct db_export *dbe);
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int db_export__call_path(struct db_export *dbe, struct call_path *cp);
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int db_export__call_return(struct db_export *dbe, struct call_return *cr);
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#endif
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