linux-kernel - Re: [PATCH] perf trace: __print_array should print hex format instead of dec

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Message-ID: <20180315132025.5825df8c@vmware.local.home>
Date:   Thu, 15 Mar 2018 13:20:25 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     changbin.du@...el.com, jolsa@...hat.com, peterz@...radead.org,
        mingo@...hat.com, namhyung@...nel.org, yan.y.zhao@...el.com,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Subject: Re: [PATCH] perf trace: __print_array should print hex format
 instead of dec

On Tue, 13 Mar 2018 11:27:32 -0300
Arnaldo Carvalho de Melo <acme@...nel.org> wrote:

> Em Tue, Mar 13, 2018 at 06:39:17PM +0800, changbin.du@...el.com escreveu:
> > From: Changbin Du <changbin.du@...el.com>
> > 
> > The token '__print_array' is to print the array in hex format, but not
> > decimal numbers. The implementation of __print_array in kernel side is:
> > __print_array()->trace_print_array_seq()
> > 
> > This patch align the perf's behavior with kernel so we have a consistent
> > event format.  
> 
> Look ok, i.e. makes the userspace formatting do what the equivalent
> kernel code does, Rostedt, Ack?
> 

Thanks for sending this to me. I'll see how it affects trace-cmd, and
let you know.

-- Steve