linux-kernel - Re: [PATCH] module: remove 64 bit alignment padding from struct module with CONFIG

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] [day] [month] [year] [list]

Message-ID: <87pqqku92h.fsf@rustcorp.com.au>
Date:	Tue, 22 Feb 2011 12:25:34 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Richard Kennedy <richard@....demon.co.uk>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] module: remove 64 bit alignment padding from struct module with CONFIG_TRACE*

On Mon, 21 Feb 2011 13:57:41 +0000, Richard Kennedy <richard@....demon.co.uk> wrote:
> Reorder struct module to remove 24 bytes of alignment padding on 64 bit
> builds when the CONFIG_TRACE options are selected. This allows the
> structure to fit into one fewer cache lines, and its size drops from 592
> to 568 on x86_64.

Thanks, applied.

Cheers,
Rusty.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/