From: David Ahern <dsahern@gmail.com>
To: Stephane Eranian <eranian@google.com>,
LKML <linux-kernel@vger.kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
mingo@elte.hu, Andi Kleen <ak@linux.intel.com>
Subject: Re: [RFC] perf script: modify field selection option
Date: Mon, 20 Nov 2017 15:37:41 -0700 [thread overview]
Message-ID: <3289185b-f366-35cb-1733-cc35d15c5228@gmail.com> (raw)
In-Reply-To: <CABPqkBQtXcbaimPYf9-QNHQgakJFx7SjGStbDLZ1wKPYYSxzZg@mail.gmail.com>
On 11/20/17 1:53 PM, Stephane Eranian wrote:
> Hi,
>
> I have been using the perf script -F option on the latest perf and I
> find it not very convenient to use. I appreciate the + and - prefix to
> field names to add or suppress them. But most of the time, I want to
> print only one or two fields and I have to guess which ones are there
> by default so I can suppress them. I think there should be a way to
> say: start from no fields. I understand why you have default to
> maintain compatibility with older perf script but I would like a
> syntax to say: remove defaults. For instance:
>
> $ perf script -F --,+ip,+syms .....
>
> Where -- would mean drop all defaults.
>
> Any better suggestions?
>
-all,... ?
next prev parent reply other threads:[~2017-11-20 22:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-20 20:53 Stephane Eranian
2017-11-20 22:37 ` David Ahern [this message]
2017-11-20 22:50 ` Milian Wolff
2017-11-20 23:21 ` Stephane Eranian
2017-11-21 14:36 ` Arnaldo Carvalho de Melo
2017-11-21 14:35 ` Arnaldo Carvalho de Melo
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