linux-kernel - Re: i686 quirk for AMD Geode

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:	Sat, 03 Oct 2009 07:12:21 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Matteo Croce <technoboy85@...il.com>
CC:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: i686 quirk for AMD Geode

On 10/03/2009 02:53 AM, Matteo Croce wrote:
> 
> Sorry Ingo but if you read my last mail I wrote that the GEODE does
> supports FCOMI but not NOPL
> so i don't know if it's worth it, even is I haven't ANY binary in my
> system with such instruction:
> 
> # find /lib/tls/i686 /lib/i686 -type f |xargs objdump -d |grep -c nopl
> 0

Recent gcc/binutils has been known to start to use them.

Either way, it's a user-space-visible difference, so at least the kernel
will not signal anything else based on existing precedent.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

--
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/