From: "H. Peter Anvin" <hpa@zytor.com>
To: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: "Yu, Fenghua" <fenghua.yu@intel.com>, Ingo Molnar <mingo@elte.hu>,
Thomas Gleixner <tglx@linutronix.de>,
"Mallick, Asit K" <asit.k.mallick@intel.com>,
Tigran Aivazian <tigran@aivazian.fsnet.co.uk>,
Andreas Herrmann <andreas.herrmann3@amd.com>,
Borislav Petkov <borislav.petkov@amd.com>,
linux-kernel <linux-kernel@vger.kernel.org>, x86 <x86@kernel.org>
Subject: Re: [PATCH 02/11] x86/lib/cpio.c: Find cpio data by its file name
Date: Sat, 18 Aug 2012 22:15:40 -0700 [thread overview]
Message-ID: <5030767C.1030009@zytor.com> (raw)
In-Reply-To: <20120819043504.GA9773@khazad-dum.debian.net>
On 08/18/2012 09:35 PM, Henrique de Moraes Holschuh wrote:
> On Sat, 18 Aug 2012, Yu, Fenghua wrote:
>>> From: Henrique de Moraes Holschuh [mailto:hmh@hmh.eng.br] On Sat, 18 Aug
>>> 2012, Fenghua Yu wrote:
>>>> Given a file's name, find its starting point in a cpio formated area.
>>> This will
>>>> be used to find microcode in combined initrd image. But this function
>>> is
>>>> generic and could be used in other places.
>>>
>>> Shouldn't this (very useful) feature get its own documentation in
>>> Documentation/ ?
>>
>> Yes, I can document the feature. And if it's generic and useful, this
>> function could be put in generic kernel instead of in x86 arch.
>
> It is useful to override/fix all sort of critical firmware-provided tables,
> for example. ACPI table overrides should use this new cpio-based scheme as
> well, and I recall someone wrote something about device tree overrides in a
> past thread...
>
Indeed, we already have those two users already identified.
-hpa
next prev parent reply other threads:[~2012-08-19 5:16 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-18 8:15 [PATCH 00/11] x86/microcode: Early load microcode Fenghua Yu
2012-08-18 8:15 ` [PATCH 01/11] Documentation/x86: " Fenghua Yu
2012-08-20 12:26 ` Borislav Petkov
2012-08-18 8:15 ` [PATCH 02/11] x86/lib/cpio.c: Find cpio data by its file name Fenghua Yu
2012-08-18 22:12 ` Henrique de Moraes Holschuh
2012-08-18 23:23 ` Yu, Fenghua
2012-08-19 4:35 ` Henrique de Moraes Holschuh
2012-08-19 5:15 ` H. Peter Anvin [this message]
2012-08-20 13:29 ` Borislav Petkov
2012-08-18 8:15 ` [PATCH 03/11] x86/microcode_intel.h: Define functions and macros for early load ucode Fenghua Yu
2012-08-20 13:47 ` Borislav Petkov
2012-08-18 8:15 ` [PATCH 04/11] x86/microcode_core_early.c: Define interfaces " Fenghua Yu
2012-08-18 22:44 ` Henrique de Moraes Holschuh
2012-08-19 2:38 ` Yu, Fenghua
2012-08-19 4:43 ` Henrique de Moraes Holschuh
2012-08-19 5:24 ` H. Peter Anvin
2012-08-19 16:39 ` Yu, Fenghua
2012-08-20 14:06 ` Borislav Petkov
2012-08-20 20:08 ` H. Peter Anvin
2012-08-20 20:19 ` Borislav Petkov
2012-08-21 20:05 ` Yu, Fenghua
2012-08-21 20:13 ` H. Peter Anvin
2012-08-21 20:48 ` Borislav Petkov
2012-08-21 20:52 ` H. Peter Anvin
2012-08-21 20:52 ` Yu, Fenghua
2012-08-21 20:53 ` H. Peter Anvin
2012-08-21 20:58 ` Yu, Fenghua
2012-08-20 14:04 ` Borislav Petkov
2012-08-18 8:15 ` [PATCH 05/11] x86/microcode_intel_lib.c: Early update ucode on Intel's CPU Fenghua Yu
2012-08-20 15:31 ` Borislav Petkov
2012-08-20 16:24 ` Borislav Petkov
2012-08-18 8:15 ` [PATCH 06/11] x86/microcode_intel_early.c: " Fenghua Yu
2012-08-18 8:15 ` [PATCH 07/11] x86/head_32.S: Early update ucode in 32-bit Fenghua Yu
2012-08-18 8:15 ` [PATCH 08/11] x86/head64.c: Early update ucode in 64-bit Fenghua Yu
2012-08-18 8:15 ` [PATCH 09/11] x86/smpboot.c: Early update ucode on AP Fenghua Yu
2012-08-18 8:15 ` [PATCH 10/11] x86/mm/init.c: Copy ucode from initrd image to memory Fenghua Yu
2012-08-18 8:15 ` [PATCH 11/11] x86/Kconfig: Configurations to enable/disable the feature Fenghua Yu
2012-08-20 21:41 ` Paul Bolle
2012-08-20 15:39 ` [PATCH 00/11] x86/microcode: Early load microcode Borislav Petkov
2012-08-20 15:44 ` Yu, Fenghua
2012-08-20 18:51 ` H. Peter Anvin
2012-08-20 20:04 ` Borislav Petkov
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