From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bob Picco Date: Fri, 06 May 2005 10:41:51 +0000 Subject: Re: [PATCH] memory less nodes Message-Id: <20050506104151.GI17548@localhost.localdomain> List-Id: References: <20050505152826.GF17548@localhost.localdomain> In-Reply-To: <20050505152826.GF17548@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org Greg Edwards wrote: [Thu May 05 2005, 11:17:31PM EDT] > On Thu, May 05, 2005 at 11:28:26AM -0400, Bob Picco wrote: > | Tony, > | > | I reworked how nodes with only CPUs are treated. The patch below seems > | simpler to me and has eliminated the complicated routine > | reassign_cpu_only_nodes. There isn't any longer the requirement > | to modify ACPI NUMA information which was in large part the > | complexity introduced in reassign_cpu_only_nodes. > | > | This patch will produce a different number of nodes. For example, > | reassign_cpu_only_nodes would reduce two CPUonly nodes and one memory node > | configuration to one memory+CPUs node configuration. This patch > | doesn't change the number of nodes which means the user will see three. Two > | nodes without memory and one node with all the memory. > | > | While doing this patch, I noticed that early_nr_phys_cpus_node isn't serving > | any useful purpose. It is called once in find_pernode_space but the value > | isn't used to computer pernode space. > > FWIW, I tried this patch out on a couple different Altix configurations, > and didn't see any problems with it. > > Greg > - Thanks. I was hoping for this to happen. I removed Jesse from cc: list after discovering last night that he is no longer at SGI. bob