From: Darren Hart <dvhart@infradead.org>
To: Mario Limonciello <mario.limonciello@dell.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
platform-driver-x86@vger.kernel.org,
Andy Lutomirski <luto@kernel.org>,
quasisec@google.com, pali.rohar@gmail.com, rjw@rjwysocki.net,
mjg59@google.com, hch@lst.de, Greg KH <greg@kroah.com>
Subject: Re: [PATCH v4 10/14] platform/x86: dell-smbios-smm: test for WSMT
Date: Wed, 4 Oct 2017 18:59:44 -0700 [thread overview]
Message-ID: <20171005015944.GE25018@fury> (raw)
In-Reply-To: <1e16313531397b43c16e147a3a5ad9e74ca3428a.1507156392.git.mario.limonciello@dell.com>
On Wed, Oct 04, 2017 at 05:48:36PM -0500, Mario Limonciello wrote:
> WSMT is as an attestation to the OS that the platform won't
> modify memory outside of pre-defined areas.
>
> If a platform has WSMT enabled in BIOS setup, SMM calls through
> dcdbas will fail. The only way to access platform data in these
> instances is through the WMI SMBIOS calling interface.
Nit: This should probably come after 11/14 where the WMI SMBIOS calling
interface is introduced.
--
Darren Hart
VMware Open Source Technology Center
next prev parent reply other threads:[~2017-10-05 1:59 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-04 22:48 [PATCH v4 00/14] Introduce support for Dell SMBIOS over WMI Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 01/14] platform/x86: wmi: Add new method wmidev_evaluate_method Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 02/14] platform/x86: dell-wmi: clean up wmi descriptor check Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 03/14] platform/x86: dell-wmi: allow 32k return size in the descriptor Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 04/14] platform/x86: dell-wmi: increase severity of some failures Mario Limonciello
2017-10-05 5:20 ` Andy Shevchenko
2017-10-05 15:02 ` Mario.Limonciello
2017-10-05 18:22 ` Andy Shevchenko
2017-10-04 22:48 ` [PATCH v4 05/14] platform/x86: dell-wmi-descriptor: split WMI descriptor into it's own driver Mario Limonciello
2017-10-05 1:09 ` Darren Hart
2017-10-05 5:29 ` Andy Shevchenko
2017-10-05 7:11 ` Darren Hart
2017-10-05 8:47 ` Andy Shevchenko
2017-10-05 13:59 ` Mario.Limonciello
2017-10-05 14:14 ` Darren Hart
2017-10-05 14:47 ` Mario.Limonciello
2017-10-05 17:22 ` Darren Hart
2017-10-05 17:32 ` Mario.Limonciello
2017-10-05 5:34 ` Andy Shevchenko
2017-10-05 17:04 ` Mario.Limonciello
2017-10-04 22:48 ` [PATCH v4 06/14] platform/x86: wmi: Don't allow drivers to get each other's GUIDs Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 07/14] platform/x86: dell-smbios: only run if proper oem string is detected Mario Limonciello
2017-10-04 22:48 ` [PATCH v4 08/14] platform/x86: dell-smbios: Add a sysfs interface for SMBIOS tokens Mario Limonciello
2017-10-05 8:49 ` Andy Shevchenko
2017-10-05 13:58 ` Mario.Limonciello
2017-10-05 14:22 ` Andy Shevchenko
2017-10-04 22:48 ` [PATCH v4 09/14] platform/x86: dell-smbios: Introduce dispatcher for SMM calls Mario Limonciello
2017-10-05 1:57 ` Darren Hart
2017-10-05 15:04 ` Mario.Limonciello
2017-10-04 22:48 ` [PATCH v4 10/14] platform/x86: dell-smbios-smm: test for WSMT Mario Limonciello
2017-10-05 1:59 ` Darren Hart [this message]
2017-10-04 22:48 ` [PATCH v4 11/14] platform/x86: dell-smbios-wmi: Add new WMI dispatcher driver Mario Limonciello
2017-10-05 2:14 ` Darren Hart
2017-10-05 15:12 ` Mario.Limonciello
2017-10-05 17:57 ` Darren Hart
2017-10-05 19:47 ` Mario.Limonciello
2017-10-06 16:44 ` Darren Hart
2017-10-06 16:47 ` Mario.Limonciello
2017-10-04 22:48 ` [PATCH v4 12/14] platform/x86: wmi: create character devices when requested by drivers Mario Limonciello
2017-10-05 2:33 ` Darren Hart
2017-10-05 7:16 ` Greg KH
2017-10-05 14:35 ` Mario.Limonciello
2017-10-05 15:42 ` Greg KH
2017-10-05 15:51 ` Pali Rohár
2017-10-05 16:26 ` Greg KH
2017-10-05 17:39 ` Darren Hart
2017-10-05 18:47 ` Greg KH
2017-10-05 19:03 ` Mario.Limonciello
2017-10-05 19:09 ` Greg KH
2017-10-05 19:32 ` Pali Rohár
2017-10-05 19:39 ` Mario.Limonciello
2017-10-05 19:34 ` Mario.Limonciello
2017-10-05 20:58 ` Darren Hart
2017-10-05 20:51 ` Darren Hart
2017-10-04 22:48 ` [PATCH v4 13/14] platform/x86: dell-smbios-wmi: introduce userspace interface Mario Limonciello
2017-10-05 7:23 ` Greg KH
2017-10-05 16:28 ` Mario.Limonciello
2017-10-05 16:34 ` Pali Rohár
2017-10-05 16:40 ` Greg KH
2017-10-05 7:33 ` Greg KH
2017-10-05 16:37 ` Mario.Limonciello
2017-10-05 13:59 ` Alan Cox
2017-10-05 14:22 ` Mario.Limonciello
2017-10-05 15:44 ` Greg KH
2017-10-05 15:56 ` Pali Rohár
2017-10-05 16:28 ` Greg KH
2017-10-05 16:48 ` Mario.Limonciello
2017-10-10 19:40 ` Alan Cox
2017-10-10 19:51 ` Mario.Limonciello
2017-10-04 22:48 ` [PATCH v4 14/14] platform/x86: Kconfig: Set default for dell-smbios to ACPI_WMI Mario Limonciello
2017-10-05 0:09 ` [PATCH v4 00/14] Introduce support for Dell SMBIOS over WMI Darren Hart
2017-10-05 9:00 ` Andy Shevchenko
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