From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jack Steiner Date: Thu, 02 Feb 2006 21:50:46 +0000 Subject: Re: ia64 printk_clock() Message-Id: <20060202215045.GA7760@sgi.com> List-Id: References: <20060202204422.GA27082@sgi.com> In-Reply-To: <20060202204422.GA27082@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Thu, Feb 02, 2006 at 01:46:05PM -0800, Luck, Tony wrote: > > Jack, I think this is the thread you are looking for: > > http://marc.theaimsgroup.com/?l=linux-ia64&m2422250517703&w=2 > > The current state of the tree is that Andrew added the patch > to make the definition of printk_clock() in kernel/printk.c > "__attribute__((weak))" so that architectures could override > with their own version. Default version uses sched_clock(). > > So far we haven't made use of this ... but we need to do it (partly > because it crashes early on Altix, but also because it returns > meaningless values on any system where the clocks are not synched > on different cpus (perhaps just Altix). > > -Tony Do you understand why it crashes only on Altix?? It looked to me that all IA64 platforms would crash but obviously I'm wrong. What did I miss... -- Thanks Jack Steiner (steiner@sgi.com) 651-683-5302 Principal Engineer SGI - Silicon Graphics, Inc.