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

From: JÃrÃmie Galarneau
Date: Tue Sep 18 2018 - 14:08:30 EST


Hi Arnaldo,

Anything I can do to help you with this patch?

Thanks,
JÃrÃmie

On 5 September 2018 at 12:09, Jiri Olsa <jolsa@xxxxxxxxxx> wrote:
> 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
>>



--
JÃrÃmie Galarneau
EfficiOS Inc.
http://www.efficios.com