linux-kernel - Re: [RFC 5/5] pm: remove kernel thread freezing

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: <CAJZ5v0gSqZAKXHD0DBCv2967LddgNtpC5NTs6UvO8C=q5p2VKw@mail.gmail.com>
Date:   Tue, 3 Oct 2017 22:41:02 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Jiri Kosina <jikos@...nel.org>
Cc:     Pavel Machek <pavel@....cz>,
        "Luis R. Rodriguez" <mcgrof@...nel.org>,
        Al Viro <viro@...iv.linux.org.uk>, bart.vanassche@....com,
        ming.lei@...hat.com, "Ted Ts'o" <tytso@....edu>,
        darrick.wong@...cle.com, "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <len.brown@...el.com>, linux-fsdevel@...r.kernel.org,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Todd Brandt <todd.e.brandt@...ux.intel.com>, nborisov@...e.com,
        Jan Kara <jack@...e.cz>, martin.petersen@...cle.com,
        Oliver Neukum <ONeukum@...e.com>, oleksandr@...alenko.name,
        oleg.b.antonyan@...il.com, Linux PM <linux-pm@...r.kernel.org>,
        linux-block@...r.kernel.org, linux-xfs@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC 5/5] pm: remove kernel thread freezing

On Tue, Oct 3, 2017 at 10:38 PM, Jiri Kosina <jikos@...nel.org> wrote:
> On Tue, 3 Oct 2017, Pavel Machek wrote:
>
>> > This point I don't understand. What exactly do you mean?
>>
>> Hibernation:
>>
>> We freeze, do system snapshot, unfreeze, and write image to
>> disk.
>
> Where/why do you unfreeze between creating the snapshot and writing it
> out?

We do not unfreeze then.