linux-kernel - Re: [PATCH] x86, microcode, AMD: Add support for family 16h processors

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]

Message-Id: <201211171511.13183.gheskett@wdtv.com>
Date:	Sat, 17 Nov 2012 15:11:12 -0500
From:	Gene Heskett <gheskett@...v.com>
To:	Andreas Herrmann <herrmann.der.user@...glemail.com>
Cc:	Henrique de Moraes Holschuh <hmh@....eng.br>,
	Boris Ostrovsky <boris.ostrovsky@....com>, hpa@...or.com,
	mingo@...e.hu, tglx@...utronix.de, bp@...en8.de,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86, microcode, AMD: Add support for family 16h processors

On Saturday 17 November 2012, Andreas Herrmann wrote:
>On Thu, Nov 15, 2012 at 06:01:22PM -0500, Gene Heskett wrote:
>> On Thursday 15 November 2012, Henrique de Moraes Holschuh wrote:
>> >On Thu, 15 Nov 2012, Boris Ostrovsky wrote:
>> >> Add valid patch size for family 16h processors
>> >> 
>> >> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@....com>
>> >
>> >Is this something that needs to go to -stable ?
>> 
>> IMO, and if I had an oar in this water, yes.  Its been missing since
>> the Intel folks started playing with it a couple years back up the
>> log.  I have the amd_ucode files in my /lib/firmware tree,
>> 
>> root@...ote:/opt/os9# ls -l /lib/firmware/amd-ucode/
>> total 76
>> -rw-r--r-- 1 root root   642 2012-01-17 11:50 INSTALL
>> -rw-r--r-- 1 root root  9987 2012-01-17 11:50 LICENSE
>> -rw-r--r-- 1 root root 12404 2012-01-17 11:50 microcode_amd.bin
>> -rw-r--r-- 1 root root  1526 2012-01-17 11:50 microcode_amd.bin.README
>> -rw-r--r-- 1 root root  2644 2012-01-17 11:50 microcode_amd_fam15h.bin
>> -rw-r--r-- 1 root root   510 2012-01-17 11:50
>> microcode_amd_fam15h.bin.README
>> -rw-r--r-- 1 root root  2012 2009-01-20 04:48 microcode_amd.phenom-V83
>> -rw-r--r-- 1 root root 15020 2012-01-17 11:50 microcode_amd_solaris.bin
>> -rw-r--r-- 1 root root  1685 2012-01-17 11:50
>> microcode_amd_solaris.bin.README
>> -rw-r--r-- 1 root root  6227 2012-01-17 11:50 README
>> 
>> but I can't recall the last time I saw the code sign in during dmesg.
>
>Is the microcode module actually loaded on your system?
>If yes,
>	is CONFIG_MICROCODE_AMD set?
>	If yes, please provide dmesg.
No clue, I didn't build it.

>If not, please load manually (modprobe microcode) and what's your
>distro?

I did, it worked and I have now put it in rc.local for the next reboot.

root@...ote:/var/spool/mail# cat /etc/issue
Ubuntu 10.04.4 LTS \n \l

Thank you Andreas.

Cheers, Gene
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
My web page: <http://coyoteden.dyndns-free.com:85/gene> is up!
He who laughs last usually had to have joke explained.
--
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/