From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Mosberger Date: Fri, 22 Oct 2004 07:30:39 +0000 Subject: Re: Converting ia64 kernel unwinder to lock free code Message-Id: <16760.46879.296371.725336@napali.hpl.hp.com> List-Id: References: <5907.1098419155@kao2.melbourne.sgi.com> In-Reply-To: <5907.1098419155@kao2.melbourne.sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org >>>>> On Fri, 22 Oct 2004 14:25:55 +1000, Keith Owens said: Keith> Before I start on this task, are there any other plans for Keith> the kernel unwinder code? In the past davidm has hinted at Keith> replacing it with libunwind. I definitely want to do that. I'm not sure you can make it entirely lock-free with caching enabled, but libunwind already works such that if the lock is already taken, it bypasses the cache and hence doesn't need to acquire the lock. --david