linux-kernel - Re: Make perf script easier to use for itrace

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Message-ID: <20180903155039.hjwfznoxpmaqoghy@two.firstfloor.org>
Date:   Mon, 3 Sep 2018 08:50:39 -0700
From:   Andi Kleen <andi@...stfloor.org>
To:     Kim Phillips <kim.phillips@....com>
Cc:     Andi Kleen <andi@...stfloor.org>, acme@...nel.org,
        jolsa@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: Make perf script easier to use for itrace

> (Ubuntu 18.04):
> 
> builtin-script.c: In function ‘parse_output_fields’:
> builtin-script.c:2571:22: error: array subscript is above array bounds [-Werror=array-bounds]
>      output[j].fields &= ~all_output_options[i].field;
>                       ^~
> builtin-script.c:2571:22: error: array subscript is above array bounds [-Werror=array-bounds]
>      output[j].fields &= ~all_output_options[i].field;
>      ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> builtin-script.c:2574:10: error: array subscript is above array bounds [-Werror=array-bounds]
>     output[j].user_set = true;
>     ~~~~~~^~~
> builtin-script.c:2575:10: error: array subscript is above array bounds [-Werror=array-bounds]
>     output[j].wildcard_set = true;
>     ~~~~~~^~~

These were fixed earlier in -3.

> ...
> util/cs-etm.c: In function ‘cs_etm__process_auxtrace_info’:
> util/cs-etm.c:1436:14: error: ‘struct perf_session’ has no member named ‘itrace_synth’; did you mean ‘itrace_synth_opts’?
>      session->itrace_synth.default_no_sample);
>               ^~~~~~~~~~~~
>               itrace_synth_opts

For some reason my x86 targetted build doesn't seem to cover this file, so
I missed it. What do I need to do to enable it?

-Andi