From: "H. Peter Anvin" <hpa@zytor.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Kees Cook <keescook@chromium.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Rob Landley <rob@landley.net>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
the arch/x86 maintainers <x86@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
linux-serial@vger.kernel.org
Subject: Re: [PATCH v2 1/3] x86, boot: add mmio serial during compressed boot
Date: Tue, 16 Jul 2013 15:05:01 -0700 [thread overview]
Message-ID: <51E5C38D.1090201@zytor.com> (raw)
In-Reply-To: <CAE9FiQUAGPgqU3vOOjKJva=nN71CKoOEdpyjg_23-OfgFSkG=A@mail.gmail.com>
On 07/16/2013 02:03 PM, Yinghai Lu wrote:
>
> Other way could be:
>
> Detect if it get into misc.c directly from
> arch/x86/boot/compressed/head_64.S::startup_64. that is from 64bit
> bootloader.
>
> others go through startup_32 should be 32bit bootloader.
>
> If it with 64bit boot loader path, You can skip parsing mmio in
> misc.c::console_init() calling.
>
Don't hack around it when we can do it right.
-hpa
prev parent reply other threads:[~2013-07-16 22:05 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-12 20:07 [PATCH 1/3] x86, boot: add mmio serial during compressed boot Kees Cook
2013-07-12 20:07 ` [PATCH 2/3] serial: report base_baud after initialization Kees Cook
2013-07-12 20:07 ` [PATCH 3/3] printk: report boot console names during cut-over Kees Cook
[not found] ` <CAGXu5jL=oSkWTGEbYLxAU1PwGbgoyeiOgFV31Gd4yj1JkDECBg@mail.gmail.com>
2013-07-12 20:17 ` [PATCH 1/3] x86, boot: add mmio serial during compressed boot Kees Cook
2013-07-12 20:20 ` H. Peter Anvin
2013-07-12 20:38 ` [PATCH v2 " Kees Cook
2013-07-13 6:47 ` Yinghai Lu
2013-07-13 14:53 ` H. Peter Anvin
2013-07-13 21:56 ` Yinghai Lu
2013-07-13 22:33 ` H. Peter Anvin
2013-07-16 19:31 ` Kees Cook
2013-07-16 19:36 ` H. Peter Anvin
2013-07-16 19:40 ` Kees Cook
2013-07-16 19:41 ` H. Peter Anvin
2013-07-16 21:59 ` Yinghai Lu
2013-07-16 21:03 ` Yinghai Lu
2013-07-16 22:05 ` H. Peter Anvin [this message]
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