On Thu, May 08, 2014 at 04:59:53PM +0900, Namhyung Kim wrote:

SNIP

> +
> +     if (!err && !file->is_pipe) {
> +             rec->session->header.data_size += rec->bytes_written;
> +
> +             if (!rec->no_buildid)
> +                     process_buildids(rec);
> +             perf_session__write_header(rec->session, rec->evlist,
> +                                        file->fd, true);
> +     }
> +
> +     if (signr != -1) {
> +             signal(signr, SIG_DFL);
> +             raise(signr);
> +     }

hum.. so we dont call perf_session__delete in case we propagate
the signal.. also the outer function's cleanups are not called:

        perf_evlist__delete(rec->evlist);
        symbol__exit();

the only cleanup I found that actually matters here and won't be
called is 'vdso__exit' which removes the temp vdso library file.

Maybe we could have one on_exit callback raising the signal
if needed.. at the time we are sure we called all out cleanup
functions.

thanks,
jirka
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