linux-kernel - Re: [PATCH] x86/copy_user: Remove 64-bit asm _copy_*

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]

Date:   Tue, 1 Nov 2016 17:02:02 -0600
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Borislav Petkov <bp@...en8.de>, Al Viro <viro@...iv.linux.org.uk>
Cc:     X86 ML <x86@...nel.org>, Andy Lutomirski <luto@...capital.net>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86/copy_user: Remove 64-bit asm _copy_*_user variants

On Mon, Oct 31, 2016 at 9:10 AM, Borislav Petkov <bp@...en8.de> wrote:
> From: Borislav Petkov <bp@...e.de>
>
> We already have the same functionality in usercopy_32.c. Share it with
> 64-bit and get rid of some more asm glue which is not needed anymore.

I see this already made it into -tip, but it looks good to me. I think
Al may have some of this in generic code already in his uaccess
cleanup stuff, but I doubt this makes for any huge merge conflict
issues.

         Linus