linux-kernel - Re: [PATCH 7/8] ftrace: Add multi direct modify interface

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Message-ID: <20211019104411.18322063@gandalf.local.home>
Date:   Tue, 19 Oct 2021 10:44:11 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andriin@...com>
Subject: Re: [PATCH 7/8] ftrace: Add multi direct modify interface

On Tue, 19 Oct 2021 16:03:03 +0200
Jiri Olsa <jolsa@...hat.com> wrote:

> > You can make sure the patches in there have your latest version, as you can
> > review my patch. I'll update the tags if you give me one.  
> 
> I'm getting error when compiling:
> 
>   CC      kernel/trace/ftrace.o
> kernel/trace/ftrace.c: In function ‘modify_ftrace_direct_multi’:
> kernel/trace/ftrace.c:5608:2: error: label ‘out_unlock’ defined but not used [-Werror=unused-label]

Ah, I don't think I've been hit by the "-Werror" yet ;-)


>  5608 |  out_unlock:
>       |  ^~~~~~~~~~
> 
> looks like out_unlock is nolonger needed, I removed it

My tests would have found this, as it has a check for "new warnings".

Anyway, was this in your latest patch, or did I pull in and older one?

That is, should I expect a v2 from you?

-- Steve