linux-kernel - Re: [BUG] perf script segfault

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Date:	Tue, 31 Mar 2015 17:48:44 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	David Ahern <dsahern@...il.com>,
	Stephane Eranian <eranian@...gle.com>,
	Jiri Olsa <jolsa@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] perf script segfault

On Tue, Mar 31, 2015 at 11:57:39AM -0300, Arnaldo Carvalho de Melo wrote:

SNIP

>  	struct ordered_events *oe = &session->ordered_events;
> -	struct perf_tool *tool = oe->tool;
> +	struct perf_tool *tool = session->tool;
>  	int fd = perf_data_file__fd(session->file);
>  	u64 head, page_offset, file_offset, file_pos, size;
>  	int err, mmap_prot, mmap_flags, map_idx = 0;
> @@ -1394,6 +1407,7 @@ out:
>  out_err:
>  	ui_progress__finish();
>  	perf_tool__warn_about_errors(tool, &session->evlist->stats);
> +	ordered_events__warn_about_errors(&session->ordered_events);

how about just single warning function ?

  perf_session__warn_about_errors(struct perf_session *session)

session has now both tool and ordered_events

jirka
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