From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Jan Beulich <JBeulich@suse.com>
Cc: mingo@elte.hu, tglx@linutronix.de, matt.fleming@linux.intel.com,
linux-kernel@vger.kernel.org, hpa@zytor.com
Subject: Re: [PATCH] x86-64: use EFI to deal with platform wall clock
Date: Fri, 25 May 2012 16:34:16 +0100 [thread overview]
Message-ID: <20120525153416.GA16973@srcf.ucam.org> (raw)
In-Reply-To: <4FBFC1A3020000780008638F@nat28.tlf.novell.com>
On Fri, May 25, 2012 at 04:30:11PM +0100, Jan Beulich wrote:
> >>> On 25.05.12 at 17:24, Matthew Garrett <mjg59@srcf.ucam.org> wrote:
> > Looks good, but should we also be changing get_time to return in UTC?
>
> Imo that would be a separate change though.
Sure, but probably a useful one. I've had complaints from firmware
vendors that we're not handling the timezone properly here.
> > What are the expected semantics for get_wallclock?
>
> Not sure - I think both are permitted (just like for the legacy RTC),
> with the expectation that early user mode would tell the kernel.
Yeah. I think get_time and set_time should probably both be paying
attention to sys_tz and converting appropriately.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2012-05-25 15:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-25 15:20 [PATCH] x86-64: use EFI to deal with platform wall clock Jan Beulich
2012-05-25 15:24 ` Matthew Garrett
2012-05-25 15:30 ` Jan Beulich
2012-05-25 15:34 ` Matthew Garrett [this message]
2012-06-06 9:47 ` Ingo Molnar
2012-05-26 10:26 ` Matt Fleming
2012-06-04 8:11 ` Jan Beulich
2012-06-06 15:16 ` [tip:x86/efi] x86-64/efi: Use " tip-bot for Jan Beulich
-- strict thread matches above, loose matches on Subject: below --
2012-05-15 12:18 [PATCH] x86-64: use " Jan Beulich
2012-05-15 12:47 ` Matthew Garrett
2012-05-15 13:19 ` Jan Beulich
2012-05-15 13:20 ` Matthew Garrett
2012-05-16 12:18 ` Jan Beulich
2012-05-16 12:39 ` Matthew Garrett
2012-05-16 12:59 ` Jan Beulich
2012-05-16 13:07 ` Matthew Garrett
2012-05-17 8:31 ` Matt Fleming
2012-05-25 15:00 ` Jan Beulich
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