From: "Rafael J. Wysocki" <rafael@kernel.org>
To: David Howells <dhowells@redhat.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
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,
matthew.garrett@nebula.com
Subject: Re: [PATCH 11/24] uswsusp: Disable when the kernel is locked down
Date: Thu, 6 Apr 2017 22:07:50 +0200 [thread overview]
Message-ID: <CAJZ5v0iZ7Wf5pWL9HSzH_0djQfDmCLT14sp0HYbs9h8UuGHPkQ@mail.gmail.com> (raw)
In-Reply-To: <10055.1491461713@warthog.procyon.org.uk>
On Thu, Apr 6, 2017 at 8:55 AM, David Howells <dhowells@redhat.com> wrote:
> Rafael J. Wysocki <rafael@kernel.org> wrote:
>
>> You probably want to disable hibernation altogether in this case.
>
> See patch 10. Does that mean patch 11 is superfluous?
Yes, it does.
You can't open /dev/snapshot if hibernation_available() returns false.
Thanks,
Rafael
next prev parent reply other threads:[~2017-04-06 20:07 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-05 20:14 [PATCH 00/24] Kernel lockdown David Howells
2017-04-05 20:14 ` [PATCH 01/24] efi: Add EFI_SECURE_BOOT bit David Howells
2017-04-06 8:26 ` Ard Biesheuvel
2017-04-06 8:48 ` David Howells
2017-04-05 20:14 ` [PATCH 02/24] Add the ability to lock down access to the running kernel image David Howells
2017-04-05 20:14 ` [PATCH 03/24] efi: Lock down the kernel if booted in secure boot mode David Howells
2017-04-05 20:15 ` [PATCH 04/24] Enforce module signatures if the kernel is locked down David Howells
2017-04-05 20:15 ` [PATCH 05/24] Restrict /dev/mem and /dev/kmem when " David Howells
2017-04-05 20:15 ` [PATCH 06/24] Add a sysrq option to exit secure boot mode David Howells
2017-04-14 18:05 ` Thomas Gleixner
2017-04-14 18:15 ` Ard Biesheuvel
2017-04-14 23:16 ` David Howells
2017-04-16 20:46 ` Matt Fleming
2017-04-05 20:15 ` [PATCH 07/24] kexec: Disable at runtime if the kernel is locked down David Howells
2017-04-07 3:07 ` Dave Young
2017-04-05 20:15 ` [PATCH 08/24] Copy secure_boot flag in boot params across kexec reboot David Howells
2017-04-05 20:15 ` [PATCH 09/24] kexec_file: Disable at runtime if securelevel has been set David Howells
2017-04-07 3:05 ` Dave Young
2017-04-07 3:49 ` Mimi Zohar
2017-04-07 6:19 ` Dave Young
2017-04-07 7:45 ` Mimi Zohar
2017-04-07 8:01 ` Dave Young
2017-04-07 7:07 ` David Howells
2017-04-07 7:41 ` Dave Young
2017-04-07 8:28 ` Mimi Zohar
2017-04-07 8:42 ` Dave Young
2017-04-07 7:09 ` David Howells
2017-04-07 7:46 ` Mimi Zohar
2017-04-07 9:17 ` David Howells
2017-04-07 12:36 ` Mimi Zohar
2017-04-10 13:19 ` David Howells
2017-05-02 19:01 ` Mimi Zohar
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
2017-04-05 23:38 ` Rafael J. Wysocki
2017-04-06 6:39 ` Oliver Neukum
2017-04-06 8:41 ` David Howells
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
2017-04-12 13:44 ` joeyli
2017-04-06 6:55 ` David Howells
2017-04-06 20:07 ` Rafael J. Wysocki [this message]
2017-04-05 20:16 ` [PATCH 12/24] PCI: Lock down BAR access " David Howells
2017-04-18 17:50 ` Bjorn Helgaas
2017-04-05 20:16 ` [PATCH 13/24] x86: Lock down IO port " David Howells
2017-04-14 18:28 ` Thomas Gleixner
2017-04-05 20:16 ` [PATCH 14/24] x86: Restrict MSR " David Howells
2017-04-14 18:30 ` Thomas Gleixner
2017-04-05 20:16 ` [PATCH 15/24] asus-wmi: Restrict debugfs interface " David Howells
2017-04-07 10:25 ` Andy Shevchenko
2017-04-07 12:50 ` David Howells
2017-04-09 11:10 ` Andy Shevchenko
2017-04-10 13:16 ` David Howells
2017-04-18 6:06 ` Andy Shevchenko
2017-04-18 14:34 ` Ben Hutchings
2017-04-18 14:55 ` David Howells
2017-04-18 15:19 ` Ben Hutchings
2017-04-18 15:34 ` David Howells
2017-04-18 15:30 ` David Howells
2017-04-18 17:39 ` Ben Hutchings
2017-04-05 20:16 ` [PATCH 16/24] ACPI: Limit access to custom_method " David Howells
2017-04-05 20:16 ` [PATCH 17/24] acpi: Ignore acpi_rsdp kernel param when the kernel has been " David Howells
2017-04-06 19:43 ` Rafael J. Wysocki
2017-04-07 6:31 ` Dave Young
2017-04-07 7:05 ` David Howells
2017-04-07 7:39 ` Dave Young
2017-04-05 20:17 ` [PATCH 18/24] acpi: Disable ACPI table override if the kernel is " David Howells
2017-04-05 20:17 ` [PATCH 19/24] acpi: Disable APEI error injection " David Howells
2017-04-05 20:17 ` [PATCH 20/24] bpf: Restrict kernel image access functions when " David Howells
2017-04-06 12:29 ` Alexei Starovoitov
2017-04-06 12:40 ` Ard Biesheuvel
2017-04-12 14:57 ` joeyli
2017-04-13 8:46 ` David Howells
2017-04-05 20:17 ` [PATCH 21/24] scsi: Lock down the eata driver David Howells
2017-04-05 20:17 ` [PATCH 22/24] Prohibit PCMCIA CIS storage when the kernel is locked down David Howells
2017-04-05 20:17 ` [PATCH 23/24] Lock down TIOCSSERIAL David Howells
2017-04-05 20:18 ` [PATCH 24/24] Lock down module params that specify hardware parameters (eg. ioport) David Howells
2017-04-07 15:59 ` [PATCH 00/24] Kernel lockdown Austin S. Hemmelgarn
2017-04-07 16:29 ` Justin Forbes
2017-04-10 23:15 ` Why kernel lockdown? David Howells
-- strict thread matches above, loose matches on Subject: below --
2017-04-05 17:09 [PATCH 00/24] Kernel lockdown David Howells
2017-04-05 17:11 ` [PATCH 11/24] uswsusp: Disable when the kernel is locked down David Howells
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