From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rick Jones Date: Fri, 11 Sep 2009 16:47:49 +0000 Subject: Re: [RFC] Convert ia64 spinlocks to use "tickets" Message-Id: <4AAA7F35.5030403@hp.com> List-Id: References: <4aa9e16649286264@agluck-desktop.sc.intel.com> In-Reply-To: <4aa9e16649286264@agluck-desktop.sc.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org Luck, Tony wrote: > Early last year x86 changed their spinlock implementation to > use a fair "ticket" system (just like the one at deli counter > in the grocery store). Here is the same conversion for ia64. A naieve comment, but doesn't a desire to implement "fairness" suggest lock contention that aught to be addressed? rick jones