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Subject: Re: [PATCH v2 1/3] syscalls,x86 Expose arch_prctl on x86-32.
To: Kyle Huey <me@kylehuey.com>,
        "Robert O'Callahan" <robert@ocallahan.org>
References: <1473886902-17902-1-git-send-email-khuey@kylehuey.com>
 <1473886902-17902-2-git-send-email-khuey@kylehuey.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
        "H. Peter Anvin" <hpa@zytor.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@kernel.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Anna Schumaker <Anna.Schumaker@Netapp.com>,
        David Howells <dhowells@redhat.com>,
        "Dmitry V. Levin" <ldv@altlinux.org>,
        Eric B Munson <emunson@akamai.com>, Andy Lutomirski <luto@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        "Michael S. Tsirkin" <mst@redhat.com>, Jiri Slaby <jslaby@suse.cz>,
        Andrey Ryabinin <aryabinin@virtuozzo.com>,
        Paul Gortmaker <paul.gortmaker@windriver.com>,
        Borislav Petkov <bp@alien8.de>, Dmitry Vyukov <dvyukov@google.com>,
        "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" 
        <linux-kernel@vger.kernel.org>
From: Dave Hansen <dave.hansen@linux.intel.com>
Message-ID: <57D9C139.1000601@linux.intel.com>
Date: Wed, 14 Sep 2016 14:29:29 -0700
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On 09/14/2016 02:01 PM, Kyle Huey wrote:
> Signed-off-by: Kyle Huey <khuey@kylehuey.com>
> ---
>  arch/x86/entry/syscalls/syscall_32.tbl |  1 +
>  arch/x86/kernel/process.c              | 80 ++++++++++++++++++++++++++++++++++
>  arch/x86/kernel/process_64.c           | 66 ----------------------------
>  3 files changed, 81 insertions(+), 66 deletions(-)

Could you explain a bit about what is going on here?  Is it just a plain
old code move, _why_ you had to do it this way, etc...?