linux-kernel - Re: [PATCH v2 07/13] perf header: use struct feat

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Date:   Sun, 4 Jun 2017 19:37:18 -0700
From:   David Carrillo-Cisneros <davidcc@...gle.com>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Andi Kleen <ak@...ux.intel.com>, Simon Que <sque@...omium.org>,
        Wang Nan <wangnan0@...wei.com>, Jiri Olsa <jolsa@...nel.org>,
        He Kuang <hekuang@...wei.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        David Ahern <dsa@...ulusnetworks.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Stephane Eranian <eranian@...gle.com>,
        Paul Turner <pjt@...gle.com>
Subject: Re: [PATCH v2 07/13] perf header: use struct feat_fd for print

On Thu, May 25, 2017 at 1:09 AM, Jiri Olsa <jolsa@...hat.com> wrote:
> On Tue, May 23, 2017 at 12:48:47AM -0700, David Carrillo-Cisneros wrote:
>> As preparation for using header records in pipe mode, replace
>> int fd with struct feat_fd fd in print functions for all header
>> record types.
>>
>> Add offset and size to struct feat_fd to provide pipe-mode with
>> variables for offset and size that in file-mode are stored
>> in struct perf_file_section.
>
> please put that change in the pipe-mode change related patch
>     perf header: add a buffer to struct feat_fd
>

This is needed here to convert perf_file_section__fprintf_info . i
will explain that in the log.