linux-kernel - Re: [PATCH 10/24] C6X: time management

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Message-ID: <1315885442.3180.86.camel@work-vm>
Date:	Mon, 12 Sep 2011 20:44:02 -0700
From:	john stultz <johnstul@...ibm.com>
To:	Mark Salter <msalter@...hat.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 10/24] C6X: time management

On Mon, 2011-09-12 at 23:18 -0400, Mark Salter wrote:
> On Mon, 2011-09-12 at 18:16 -0700, john stultz wrote:
> > On Wed, Aug 31, 2011 at 2:26 PM, Mark Salter <msalter@...hat.com> wrote:
> > > The C6X architecture includes a 64-bit free running core clock counter which
> > > is used as the clocksource. The SoCs have a number of 64-bit programmable
> > > timers. One of these is used as the clockevent timer.
> > >
> > > Signed-off-by: Mark Salter <msalter@...hat.com>
> > 
> > Sort of a tangent to this specific patch, but since it came up
> > recently in the x32 discussion, I wanted to check if you were using a
> > 64bit definition of time_t?
> 
> C6X uses the asm-generic definition which is a long, so 32-bits.

You might want to seriously consider following the x32 folks and use 64
bits, as 2038 isn't very far away.

thanks
-john


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