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Date: Tue, 23 Aug 2005 11:52:56 +1000
From: Paul Mackerras <paulus@samba.org>
To: tony.luck@intel.com
Cc: Andrew Morton <akpm@osdl.org>, davem@davemloft.net, jasonuhl@sgi.com,
       linux-kernel@vger.kernel.org
Subject: Re: CONFIG_PRINTK_TIME woes
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tony.luck@intel.com writes:

> Earlier I said that it would be possible to provide a simplified
> do_gettimeofday() call that met the no locks requirement.  I still
> think this is possible, but most architectures would only get
> jiffie resolution from this (only ia64, sparc64 and HPET users
> have time interpolators registered).

ppc64 has a lockless do_gettimeofday() with microsecond resolution.

Paul.