From: poma <pomidorabelisima@gmail.com>
To: Jiri Kosina <jikos@kernel.org>, "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: Sat, 8 Apr 2017 05:28:15 +0200 [thread overview]
Message-ID: <83e2dff5-c46b-25b4-253e-cd2650b7db7d@gmail.com> (raw)
In-Reply-To: <alpine.LSU.2.20.1704062224220.28004@cbobk.fhfr.pm>
On 06.04.2017 22:25, Jiri Kosina wrote:
> 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.
>
Rafael J., are you talking about HIBERNATE_VERIFICATION ?
Ref.
https://github.com/joeyli/linux-s4sign/commits/s4sign-hmac-v2-v4.2-rc8
https://lkml.org/lkml/2015/8/11/47
https://bugzilla.redhat.com/show_bug.cgi?id=1330335
next prev parent reply other threads:[~2017-04-08 3:28 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
2017-04-08 3:28 ` poma [this message]
2017-04-12 13:44 ` joeyli
2017-04-06 6:55 ` David Howells
2017-04-06 20:07 ` Rafael J. Wysocki
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83e2dff5-c46b-25b4-253e-cd2650b7db7d@gmail.com \
--to=pomidorabelisima@gmail.com \
--cc=JLee@suse.com \
--cc=dhowells@redhat.com \
--cc=gnomes@lxorguk.ukuu.org.uk \
--cc=gregkh@linuxfoundation.org \
--cc=jikos@kernel.org \
--cc=keyrings@vger.kernel.org \
--cc=linux-efi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=matthew.garrett@nebula.com \
--cc=mjg59@srcf.ucam.org \
--cc=oneukum@suse.com \
--cc=rafael@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox