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Date:   Sat, 14 May 2022 16:55:51 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     Vincent Mailhol <mailhol.vincent@...adoo.fr>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Rikard Falkeborn <rikard.falkeborn@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Kees Cook <keescook@...omium.org>,
        Will Deacon <will@...nel.org>
Subject: Re: [RFC PATCH v2 2/2] kbuild: call check-atomics.sh only if
 prerequisites change

On Sat, May 14, 2022 at 03:14:48PM +0200, Peter Zijlstra wrote:
> On Sat, May 14, 2022 at 04:01:18AM +0900, Masahiro Yamada wrote:
> > I wrote a different patch.
> > https://lore.kernel.org/lkml/20220513185340.239753-1-masahiroy@kernel.org/T/#u
> 
> I'm not seeing that in my inbox :-(
> 
> AFAICT this way 'make tags' will not find and index the files, which is
> a total no-go.
> 
> NAK

Additionally, if you spuriously regenerate these files, you'll risk
rebuilding huge parts of the kernel through the dependencies.

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