linux-kernel - Re: [RFC PATCH v2 2/2] kbuild: call check-atomics.sh only if prerequisites change

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Message-ID: <YoIFD0zHTdy/Se2t@hirez.programming.kicks-ass.net>
Date:   Mon, 16 May 2022 10:02:23 +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 Sun, May 15, 2022 at 01:26:23AM +0900, Masahiro Yamada wrote:

> BTW, gen-atomics.sh takes more than 1 sec.
> Do you think gen-atomics.sh can be much faster
> if it is rewritten by Python or Perl?
> Then, we can drop 5000 lines from the git repository.

I don't speak either; which would make it unsuitable for purpose.