From: Jiri Kosina <jikos@kernel.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: David Howells <dhowells@redhat.com>,
Oliver Neukum <oneukum@suse.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Matthew Garrett <mjg59@srcf.ucam.org>,
linux-efi@vger.kernel.org, gnomes@lxorguk.ukuu.org.uk,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Linux PM <linux-pm@vger.kernel.org>,
linux-security-module@vger.kernel.org, keyrings@vger.kernel.org,
Joey Lee <JLee@suse.com>,
matthew.garrett@nebula.com
Subject: Re: [PATCH 11/24] uswsusp: Disable when the kernel is locked down
Date: Thu, 6 Apr 2017 22:25:38 +0200 (CEST) [thread overview]
Message-ID: <alpine.LSU.2.20.1704062224220.28004@cbobk.fhfr.pm> (raw)
In-Reply-To: <CAJZ5v0jwQPd3HfwE1Yi6bmyULFVegkU4fNvt0uXGvzAdecLEZA@mail.gmail.com>
On Thu, 6 Apr 2017, Rafael J. Wysocki wrote:
> >>> Your swap partition may be located on an NVDIMM or be encrypted.
> >>
> >> An NVDIMM should be considered the same as any other persistent storage.
> >>
> >> It may be encrypted, but where's the key stored, how easy is it to retrieve
> >> and does the swapout code know this?
> >>
> >>> Isn't this a bit overly drastic?
> >>
> >> Perhaps, but if it's on disk and it's not encrypted, then maybe not.
> >
> > Right.
> >
> > Swap encryption is not mandatory and I'm not sure how the hibernate
> > code can verify whether or not it is in use.
>
> BTW, SUSE has patches adding secure boot support to the hibernate code
> and Jiri promised me to post them last year even. :-)
Oh, thanks for a friendly ping :) Adding Joey Lee to CC.
--
Jiri Kosina
SUSE Labs
next prev parent reply other threads:[~2017-04-06 20:25 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <149142326734.5101.4596394505987813763.stgit@warthog.procyon.org.uk>
2017-04-05 20:16 ` [PATCH 10/24] hibernate: Disable when the kernel is locked down David Howells
2017-04-05 20:16 ` [PATCH 11/24] uswsusp: " David Howells
[not found] ` <149142336965.5101.2946578135980499557.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2017-04-05 23:38 ` Rafael J. Wysocki
2017-04-06 6:39 ` Oliver Neukum
2017-04-06 8:41 ` David Howells
[not found] ` <14980.1491468060-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2017-04-06 20:09 ` Rafael J. Wysocki
2017-04-06 20:12 ` Rafael J. Wysocki
2017-04-06 20:25 ` Jiri Kosina [this message]
2017-04-08 3:28 ` poma
2017-04-12 13:44 ` joeyli
2017-04-06 6:55 ` David Howells
2017-04-06 20:07 ` Rafael J. Wysocki
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