linux-kernel - Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME

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Message-ID: <52B309EB.90300@zytor.com>
Date:	Thu, 19 Dec 2013 06:59:55 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	"Lee, Chun-Yi" <joeyli.kernel@...il.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Matt Fleming <matt@...sole-pimps.org>,
	Matthew Garrett <matthew.garrett@...ula.com>
CC:	Elliott@...com, samer.el-haj-mahmoud@...com,
	Oliver Neukum <oneukum@...e.de>, werner@...e.com,
	trenn@...e.de, JBeulich@...e.com, linux-kernel@...r.kernel.org,
	rtc-linux@...glegroups.com, x86@...nel.org,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	linux-acpi@...r.kernel.org, "Lee, Chun-Yi" <jlee@...e.com>
Subject: Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME

On 12/18/2013 11:43 PM, Lee, Chun-Yi wrote:
> This patchset add the timezone support of ACPI TAD and EFI TIME, it
> also add codes for adjusting system time base on the timezone value
> from EFI TIME services when system boot.

EFI time is something we used to support and ripped out, because it
doesn't work well, *at all*.

I am hyper-skeptical to reintroducing them, and *definitely* will veto
reintroducing them on a system which has PNP0B0x devices present.

	-hpa

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