linux-kernel - Re: [patch 3/7] x86, cpa: make the kernel physical mapping initialization a two pass sequence

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: <48EA9AC3.1050603@goop.org>
Date:	Mon, 06 Oct 2008 16:09:55 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Suresh Siddha <suresh.b.siddha@...el.com>
CC:	mingo@...e.hu, hpa@...or.com, tglx@...utronix.de,
	arjan@...ux.intel.com, venkatesh.pallipadi@...el.com,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 3/7] x86, cpa: make the kernel physical mapping initialization
 a two pass sequence

Jeremy Fitzhardinge wrote:
> As it is, I suspect it will take a non-trivial amount of work to 
> restore Xen with this code in place (touching this code is always 
> non-trivial).  I haven't looked into it in depth yet, but there's a 
> few stand out "bad for Xen" pieces of code here.  (And I haven't 
> tested 32-bit yet.)

32-bit Xen is OK with this patch.  Reverting it restores 64-bit Xen.

    J
--
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/