linux-kernel - Re: [PATCH 2/3] perf util: Move get_main

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Date:	Tue, 24 May 2016 11:56:11 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	jolsa@...nel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 2/3] perf util: Move get_main_thread to thread.c

Em Mon, May 23, 2016 at 05:52:24PM -0700, Andi Kleen escreveu:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> Move the get_main_thread function from db-export.c to thread.c
> so that it can be used elsewhere.

After removing the db-export.h leftover junk, applied.

- Arnaldo 
 
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>
> ---
>  tools/perf/util/db-export.c | 13 +------------
>  tools/perf/util/db-export.h |  2 ++
>  tools/perf/util/thread.c    | 11 +++++++++++
>  tools/perf/util/thread.h    |  2 ++
>  4 files changed, 16 insertions(+), 12 deletions(-)
> 
> diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c
> index 8d96c80cc67e..0fb0aeb0b09b 100644
> --- a/tools/perf/util/db-export.c
> +++ b/tools/perf/util/db-export.c
> @@ -233,17 +233,6 @@ int db_export__symbol(struct db_export *dbe, struct symbol *sym,
>  	return 0;
>  }
>  
> -static struct thread *get_main_thread(struct machine *machine, struct thread *thread)
> -{
> -	if (thread->pid_ == thread->tid)
> -		return thread__get(thread);
> -
> -	if (thread->pid_ == -1)
> -		return NULL;
> -
> -	return machine__find_thread(machine, thread->pid_, thread->pid_);
> -}
> -
>  static int db_ids_from_al(struct db_export *dbe, struct addr_location *al,
>  			  u64 *dso_db_id, u64 *sym_db_id, u64 *offset)
>  {
> @@ -383,7 +372,7 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
>  	if (err)
>  		return err;
>  
> -	main_thread = get_main_thread(al->machine, thread);
> +	main_thread = thread__main_thread(al->machine, thread);
>  	if (main_thread)
>  		comm = machine__thread_exec_comm(al->machine, main_thread);
>  
> diff --git a/tools/perf/util/db-export.h b/tools/perf/util/db-export.h
> index 67bc6b8ad2d6..1241e5773e13 100644
> --- a/tools/perf/util/db-export.h
> +++ b/tools/perf/util/db-export.h
> @@ -106,4 +106,6 @@ int db_export__branch_types(struct db_export *dbe);
>  int db_export__call_path(struct db_export *dbe, struct call_path *cp);
>  int db_export__call_return(struct db_export *dbe, struct call_return *cr);
>  
> +struct thread *db_export__main_thread(struct machine *machine, struct thread *thread);
> +
>  #endif
> diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
> index 45fcb715a36b..ada58e6070bf 100644
> --- a/tools/perf/util/thread.c
> +++ b/tools/perf/util/thread.c
> @@ -265,3 +265,14 @@ void thread__find_cpumode_addr_location(struct thread *thread,
>  			break;
>  	}
>  }
> +
> +struct thread *thread__main_thread(struct machine *machine, struct thread *thread)
> +{
> +	if (thread->pid_ == thread->tid)
> +		return thread__get(thread);
> +
> +	if (thread->pid_ == -1)
> +		return NULL;
> +
> +	return machine__find_thread(machine, thread->pid_, thread->pid_);
> +}
> diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
> index 45fba13c800b..08fcb14cf637 100644
> --- a/tools/perf/util/thread.h
> +++ b/tools/perf/util/thread.h
> @@ -81,6 +81,8 @@ void thread__insert_map(struct thread *thread, struct map *map);
>  int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
>  size_t thread__fprintf(struct thread *thread, FILE *fp);
>  
> +struct thread *thread__main_thread(struct machine *machine, struct thread *thread);
> +
>  void thread__find_addr_map(struct thread *thread,
>  			   u8 cpumode, enum map_type type, u64 addr,
>  			   struct addr_location *al);
> -- 
> 2.5.5