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Date:   Sat, 11 Sep 2021 18:07:19 +0200
From:   Peter Zijlstra <peterz@infradead.org>
To:     Yinan Liu <yinan@linux.alibaba.com>
Cc:     Steven Rostedt <rostedt@goodmis.org>, mark-pk.tsai@mediatek.com,
        mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] scripts: ftrace - move the nop-processing in
 ftrace_init to compile time
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On Sat, Sep 11, 2021 at 11:28:32PM +0800, Yinan Liu wrote:
> This is my GCC version: GCC version 4.8.5 20150623 (red hat 4.8.5-44) (GCC)

Please don't top post. Also please upgrade your GCC, that's too told to
even build the current kernel tree (IIRC we have minimum GCC-5.1, but I
can recommend using GCC-8 or later).