linux-kernel - Re: [PATCH 6/6 v3] ftrace/x86: Use Makefile logic instead of #ifdef of compling ftrace

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Message-ID: <20170320140425.oirnr2oce4d2qlcw@treble>
Date:   Mon, 20 Mar 2017 09:04:25 -0500
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andy Lutomirski <luto@...capital.net>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 6/6 v3] ftrace/x86: Use Makefile logic instead of #ifdef
 of compling ftrace_*.o

On Sat, Mar 18, 2017 at 05:09:29PM -0400, Steven Rostedt wrote:
> From: "Steven Rostedt (VMware)" <rostedt@...dmis.org>
> 
> Currently ftrace_32.S and ftrace_64.S are compiled even when
> CONFIG_FUNCTION_TRACER is not set. This means there's an unnecessary #ifdef
> to protect the code. Instead of using preprocessor directives, only compile
> those files when FUNCTION_TRACER is defined.
> 
> Link: http://lkml.kernel.org/r/20170316210043.peycxdxktwwn6cid@treble
> Suggested-by: Josh Poimboeuf <jpoimboe@...hat.com>
> Signed-off-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

The subject has a typo ("compling") and would parse better if the second
"of" where changed to a "for": "for compiling".  Otherwise:

Reviewed-by: Josh Poimboeuf <jpoimboe@...hat.com>

-- 
Josh