linux-kernel - Re: [PATCH v2 01/10] Documentation/x86: Early load microcode

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] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 30 Nov 2012 11:46:13 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Fenghua Yu <fenghua.yu@...el.com>
CC:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	Asit K Mallick <asit.k.mallick@...el.com>,
	Tigran Aivazian <tigran@...azian.fsnet.co.uk>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	Borislav Petkov <borislav.petkov@....com>,
	linux-kernel <linux-kernel@...r.kernel.org>, x86 <x86@...nel.org>
Subject: Re: [PATCH v2 01/10] Documentation/x86: Early load microcode

On 11/29/2012 05:47 PM, Fenghua Yu wrote:
> +
> +mkdir initrd
> +cd initrd
> +cp ../microcode.hex kernel/x86/microcode/GenuineIntel/microcode.hex
> +find .|cpio -oc >../ucode.cpio
> +cd ..
> +cat ucode.cpio /boot/initrd-3.5.0.img >/boot/initrd-3.5.0.ucode.img
> +
> +The generated /boot/initrd-3.5.0.ucode.img can be used as initrd file to load
> +microcode during early boot time.
> 

This is wrong; first of all, this refers to microcode.hex whereas the
patch refers to microcode.bin, and it misses the mandatory -H newc
option to cpio.

Could you update this bit, please?

	-hpa

--
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/