Re: [PATCH V4 14/21] perf tools: change "machine" functions to set thread pid

[David Ahern <dsahern@gmail.com>]

On 7/4/13 7:20 AM, Adrian Hunter wrote:
> Typically tracking events such as mmap events, comm events,
> fork events and exit events, are processed by "machine"
> functions.  Change these functions to put pid in the new
> pid_ member of struct thread.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
> ---
>   tools/perf/util/machine.c | 21 +++++++++++++++++----
>   tools/perf/util/machine.h |  2 ++
>   2 files changed, 19 insertions(+), 4 deletions(-)
>

---8<---

> diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
> index e49ba01..d986ecf 100644
> --- a/tools/perf/util/machine.h
> +++ b/tools/perf/util/machine.h
> @@ -100,6 +100,8 @@ static inline bool machine__is_host(struct machine *machine)
>   }
>
>   struct thread *machine__findnew_thread(struct machine *machine, pid_t tid);
> +struct thread *machine__findnew_thread_ex(struct machine *machine, pid_t pid,
> +					  pid_t tid);
>
>   size_t machine__fprintf(struct machine *machine, FILE *fp);
>
>


Why do you want to add a new API for this? Why not just fix 
findnew_thread and find_thread to take the pid argument? We don't need 2 
apis that do the same thing.

David