linux-kernel - Re: [PATCH v7 02/12] Halt vcpu if page it tries to access is swapped out.

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: <4CBED41F.6030109@siemens.com>
Date:	Wed, 20 Oct 2010 13:35:59 +0200
From:	Jan Kiszka <jan.kiszka@...mens.com>
To:	Gleb Natapov <gleb@...hat.com>
CC:	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"avi@...hat.com" <avi@...hat.com>, "mingo@...e.hu" <mingo@...e.hu>,
	"a.p.zijlstra@...llo.nl" <a.p.zijlstra@...llo.nl>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"hpa@...or.com" <hpa@...or.com>,
	"riel@...hat.com" <riel@...hat.com>,
	"cl@...ux-foundation.org" <cl@...ux-foundation.org>,
	"mtosatti@...hat.com" <mtosatti@...hat.com>
Subject: Re: [PATCH v7 02/12] Halt vcpu if page it tries to access is swapped
 out.

Am 20.10.2010 13:33, Gleb Natapov wrote:
> On Wed, Oct 20, 2010 at 01:28:49PM +0200, Jan Kiszka wrote:
>>
>> Based on early kvm-kmod experiments, it looks like this (and maybe more)
>> breaks the build in arch/x86/kvm/x86.c if CONFIG_KVM_ASYNC_PF is
>> disabled. Please have a look.
>>
> CONFIG_KVM_ASYNC_PF is always enabled on x86.

Ah, so this is more like CONFIG_HAVE_KVM_ASYNC_PF?

Then I need some stubs in kvm-kmod to handle the case that its disabled
on x86 (due to missing host kernel features).

Jan

-- 
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
--
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/