linux-kernel - Re: [PATCH] treewide: Convert macro and uses of __section(foo) to _

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:   Fri, 23 Oct 2020 01:03:18 -0700
From:   Joe Perches <joe@...ches.com>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] treewide: Convert macro and uses of __section(foo) to
 __section("foo")

On Fri, 2020-10-23 at 08:08 +0200, Miguel Ojeda wrote:
> On Thu, Oct 22, 2020 at 4:36 AM Joe Perches <joe@...ches.com> wrote:
> > 
> > Use a more generic form for __section that requires quotes to avoid
> > complications with clang and gcc differences.
> 
> I performed visual inspection (one by one...) and the only thing I saw
> is that sometimes the `__attribute__` has a whitespace afterwards and
> sometimes it doesn't, same for the commas inside, e.g.:
> 
> -  __used __attribute__((section(".modinfo"), unused, aligned(1)))  \
> +  __used __section(".modinfo") __attribute__((unused, aligned(1)))  \
> 
> and:
> 
> -    __attribute__ ((unused,__section__ ("__param"),aligned(sizeof(void *)))) \
> +    __section("__param") __attribute__ ((unused, aligned(sizeof(void *)))) \
> 
> I think the patch tries to follow the style of the replaced line, but
> for the commas in this last case it didn't. Anyway, it is not
> important.

Here the change follows the kernel style of space after comma.

> I can pick it up in my queue along with the __alias one and keep it
> for a few weeks in -next.

Thanks Miguel, but IMO it doesn't need time in next.

Applying it just before an rc1 minimizes conflicts.