linux-kernel - Re: [PATCH v4] kvm: Fix page ageing bugs

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] [day] [month] [year] [list]

Message-ID: <CAJu=L59r-9GjZBmbQwWzJwnJMMJ5o-vWPXgA1Rv9bAwf1zywCw@mail.gmail.com>
Date:	Wed, 24 Sep 2014 10:17:22 -0700
From:	Andres Lagar-Cavilla <andreslc@...gle.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	Wanpeng Li <kernellwp@...il.com>,
	Wanpeng Li <wanpeng.li@...ux.intel.com>,
	Gleb Natapov <gleb@...nel.org>,
	Radim Krcmar <rkrcmar@...hat.com>,
	Rik van Riel <riel@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Peter Feiner <pfeiner@...gle.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH v4] kvm: Fix page ageing bugs

On Wed, Sep 24, 2014 at 1:27 AM, Paolo Bonzini <pbonzini@...hat.com> wrote:
> Il 24/09/2014 09:20, Wanpeng Li ha scritto:
>>
>> This trace point still dup duplicated message for the same gfn in the
>> for loop.
>
> Yes, but the gfn argument lets you take it out again.
>
> Note that having the duplicated trace would make sense if you included
> the accessed bit for each spte, instead of just the "young" variable.

FWIW the new arrangement in kvm.git/queue LGTM

Thanks
Andres

>
> Paolo



-- 
Andres Lagar-Cavilla | Google Kernel Team | andreslc@...gle.com
--
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/