linux-kernel - Re: [patch 0/5] Support for sanitization flag in low-level page allocator

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: <84144f020905300039t2eb80b86tea044a636161c9b9@mail.gmail.com>
Date:	Sat, 30 May 2009 10:39:44 +0300
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	"Larry H." <research@...reption.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, peterz@...radead.org,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	linux-mm@...ck.org, mingo@...hat.com, pageexec@...email.hu
Subject: Re: [patch 0/5] Support for sanitization flag in low-level page 
	allocator

On Sat, May 30, 2009 at 1:58 AM, Andrew Morton
<akpm@...ux-foundation.org> wrote:
> > > ?But how to do that? ?Particular callsites don't get to alter
> > > ?kfree()'s behaviour. ?So they'd need to use a new kfree_sensitive().
> > > ?Which is just syntactic sugar around the code whihc we presently
> > > ?implement.

On 10:12 Sat 30 May, Pekka Enberg wrote:
>> Unless I am missing something here, we already have kfree_sensitive(),
>> we just call it kzfree().

On Sat, May 30, 2009 at 10:35 AM, Larry H. <research@...reption.com> wrote:
> You should test that. The results might be surprising, though.

So what's the problem with it?
--
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/