linux-kernel - Re: fpu IO port reservation (arch/i386)

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: <20070921193035.GA16811@one.firstfloor.org>
Date:	Fri, 21 Sep 2007 21:30:35 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"Maciej W. Rozycki" <macro@...ux-mips.org>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Peter Fordham <peter.fordham@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: fpu IO port reservation (arch/i386)

>  For the curious the details of all the hassle are reasonably well 
> described in the Intel's AP-578 application note.

Thanks. Ok it has to stay for for i386 then; although it would be in theory
possible to only reserve when the CPU is a real 386. For x86-64 it's
gone now.

-Andi
-
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/