linux-kernel - Re: [PATCH v3 0/2] make kASLR vs hibernation boot-time selectable

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 for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4620697.7oeP2zTOEF@vostro.rjw.lan>
Date:	Tue, 17 Jun 2014 23:07:23 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Kees Cook <keescook@...omium.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Pavel Machek <pavel@....cz>,
	Josh Boyer <jwboyer@...oraproject.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"x86@...nel.org" <x86@...nel.org>, Len Brown <len.brown@...el.com>,
	Wei Yongjun <yongjun_wei@...ndmicro.com.cn>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	linux-pm@...r.kernel.org
Subject: Re: [PATCH v3 0/2] make kASLR vs hibernation boot-time selectable

On Friday, June 13, 2014 11:09:15 PM Kees Cook wrote:
> On Fri, Jun 13, 2014 at 4:25 PM, Rafael J. Wysocki <rjw@...ysocki.net> wrote:
> > On Friday, June 13, 2014 01:30:34 PM Kees Cook wrote:
> >> Distros want to be able to offer CONFIG_RANDOMIZE_BASE as well as
> >> CONFIG_HIBERNATION in a single kernel. Instead of making kASLR depend on
> >> !HIBERNATION at compile time, allow kaslr to be selectable at boot time
> >> (via "kaslr" kernel command line), which will disable hibernation in the
> >> kernel. In this way the end user can choose which feature they want more
> >> with hibernation continuing to stay enabled by default (no surprises).
> >>
> >> This also has the benefit of being able to entirely disable hibernation
> >> from the kernel command line, regardless of kASLR, which is a separately
> >> desired feature as well.
> >>
> >> v3:
> >> - switch from EINVAL to EPERM (pavel, jwboyer)
> >> v2:
> >> - rework using kernel command line instead of hibernation_mode (rjw)
> >
> > That looks kind of OK.
> >
> > Do you want me to push this through my tree?
> 
> Thanks, yes, that would be great.

OK, both applied, thanks!

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
--
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/