linux-kernel - Re: [PULL] vhost: cleanups and fixes

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: <20181102141040-mutt-send-email-mst@kernel.org>
Date:   Fri, 2 Nov 2018 14:12:37 -0400
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     mark.rutland@....com, Kees Cook <keescook@...omium.org>,
        kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        bijan.mottahedeh@...cle.com, gedwards@....com, joe@...ches.com,
        lenaic@...ard.fr, liang.z.li@...el.com, mhocko@...nel.org,
        mhocko@...e.com, stefanha@...hat.com, wei.w.wang@...el.com,
        jasowang@...hat.com
Subject: Re: [PULL] vhost: cleanups and fixes

On Fri, Nov 02, 2018 at 11:02:35AM -0700, Linus Torvalds wrote:
> On Fri, Nov 2, 2018 at 10:21 AM Michael S. Tsirkin <mst@...hat.com> wrote:
> >
> > it seems that it depends on current not on the active mm.
> 
> Yes, see my other suggestion to just fix "use_mm()" to update the address range.
> 
> Would you mind testing that?

Sure, I'll test it.

> Because that would seem to be the *much* less error-prone model..
> 
>            Linus

I agree, it's always been bothering me.

-- 
MST