linux-kernel - Re: [PATCH 03/15] KVM: x86: avoid unnecessarily guest page table walking

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:	Fri, 10 Jun 2011 11:51:17 +0800
From:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
To:	Avi Kivity <avi@...hat.com>
CC:	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH 03/15] KVM: x86: avoid unnecessarily guest page table
 walking

On 06/09/2011 02:59 PM, Avi Kivity wrote:

> This breaks is addr/bytes spans a page boundary.
> 
> (the current code is also broken, but only for mmio; the new code is broken for ram as well).
> 
> We need a gva_to_gpa() that returns a range of pages.
> 

Thanks for you point it out, will fix it in the next version.
--
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/