linux-kernel - Re: [PATCH 1/2] kvm tools: fix repeated io emulation

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: <1313652951.28910.4.camel@lappy>
Date:	Thu, 18 Aug 2011 10:35:51 +0300
From:	Sasha Levin <levinsasha928@...il.com>
To:	Pekka Enberg <penberg@...nel.org>
Cc:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>,
	Avi Kivity <avi@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH 1/2] kvm tools: fix repeated io emulation

On Thu, 2011-08-18 at 09:13 +0300, Pekka Enberg wrote:
> Hi,
> 
> On Thu, Aug 18, 2011 at 6:06 AM, Xiao Guangrong
> <xiaoguangrong@...fujitsu.com> wrote:
> > When kvm emulates repeation io read instruction, it can exit to user-space with
> > 'count' > 1, we need to emulate io access for many times
> >
> > Signed-off-by: Xiao Guangrong <xiaoguangrong@...fujitsu.com>
> 
> The KVM tool is not actually maintained by Avi and Marcelo but by me
> and few others. Our git repository is here:
> 
> https://github.com/penberg/linux-kvm
> 
> Ingo pulls that to -tip few times a week or so. Sasha, can you please
> take a look at these patches and if you're OK with them, I'll apply
> them.

Pekka,

I can only assume they're right, 'count' isn't documented anywhere :)

If any of KVM maintainers could confirm it I'll add it into the docs.

-- 

Sasha.

--
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/