Re: [PATCH] perf tools: Initialize perf_data_file fd field

From: Jiri Olsa
Date: Wed Sep 05 2018 - 12:09:27 EST


On Wed, Aug 29, 2018 at 04:16:48PM -0400, JÃrÃmie Galarneau wrote:
> Building the perf CTF converter fails with gcc 4.8.4
> on Ubuntu 14.04 with the following error:
>
> error: missing initializer for field âfdâ of âstruct perf_data_fileâ
> [-Werror=missing-field-initializers]
>
> Per 4b838b0d and the ensuing discussion on the mailing
> list, it appears that this affects other distributions
> and gcc versions.
>
> Signed-off-by: JÃrÃmie Galarneau <jeremie.galarneau@xxxxxxxxxxxx>

Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>

thanks,
jirka

> Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
> Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
> ---
> tools/perf/util/data-convert-bt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c
> index abd38abf1d91..f75d4aa612c5 100644
> --- a/tools/perf/util/data-convert-bt.c
> +++ b/tools/perf/util/data-convert-bt.c
> @@ -1578,7 +1578,7 @@ int bt_convert__perf2ctf(const char *input, const char *path,
> {
> struct perf_session *session;
> struct perf_data data = {
> - .file.path = input,
> + .file = { .path = input, .fd = -1 },
> .mode = PERF_DATA_MODE_READ,
> .force = opts->force,
> };
> --
> 2.18.0
>