From: Arnd Bergmann <arnd@arndb.de>
To: "Joseph S. Myers" <joseph@codesourcery.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>, linux-kernel@vger.kernel.org,
        linux-arch@vger.kernel.org, john.stultz@linaro.org, hch@infradead.org,
        tglx@linutronix.de, geert@linux-m68k.org, lftan@altera.com,
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Subject: Re: [RFC 00/32] making inode time stamps y2038 ready
Date: Tue, 03 Jun 2014 16:37:46 +0200
Message-ID: <18158267.ZX0ZMPkVDT@wuerfel>
In-Reply-To: <Pine.LNX.4.64.1406031427130.12421@digraph.polyomino.org.uk>
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Sender: linux-nfs-owner@vger.kernel.org

On Tuesday 03 June 2014 14:33:10 Joseph S. Myers wrote:
> On Tue, 3 Jun 2014, Arnd Bergmann wrote:
> 
> > I think John Stultz and Thomas Gleixner have already started looking
> > at how the timekeeping code can be updated. Once that is done, we should
> > be able to add a functional 64-bit gettimeofday/settimeofday syscall
> > pair. While I definitely agree this is one of the most basic things to
> > have, it's also not an area of the kernel that is easy to change.
> 
> 64-bit clock_gettime / clock_settime instead of gettimeofday / 
> settimeofday should avoid the need for the kernel to have a 64-bit version 
> of struct timeval.  (Userspace 64-bit gettimeofday / settimeofday would 
> need to use a combination of the syscalls if the tz pointer is non-NULL.)

Yes, that's what I meant.

	Arnd