linux-kernel - Re: [PATCH v2 1/3] lib/find_bit: introduce FIND_FIRST

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 24 Aug 2022 10:59:44 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Yury Norov <yury.norov@...il.com>
Cc:     linux-kernel@...r.kernel.org, Guenter Roeck <linux@...ck-us.net>,
        Dennis Zhou <dennis@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Alexey Klimov <aklimov@...hat.com>,
        Kees Cook <keescook@...omium.org>,
        Andy Whitcroft <apw@...onical.com>
Subject: Re: [PATCH v2 1/3] lib/find_bit: introduce FIND_FIRST_BIT() macro

On Tue, Aug 23, 2022 at 6:26 PM Yury Norov <yury.norov@...il.com> wrote:
>
> +
> +#ifndef word_op
> +#define word_op
> +#endif
> +
> +#define FIND_FIRST_BIT(EXPRESSION, size)                                       \

Please just make 'word_op' be an macro argument, the same way 'EXPRESSION' is.

That way the LE/BE cases can be handled without any odd tricks.

              Linus