From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from palrel12.hp.com (palrel12.hp.com [156.153.255.237]) by dsl2.external.hp.com (Postfix) with ESMTP id B81084840 for ; Mon, 11 Aug 2003 00:54:29 -0600 (MDT) Received: from redsea.india.hp.com (redsea.india.hp.com [15.76.97.3]) by palrel12.hp.com (Postfix) with ESMTP id 32AE31C00D9B for ; Sun, 10 Aug 2003 23:54:28 -0700 (PDT) Received: from india.hp.com (eb9856.india.hp.com [15.76.98.56]) by redsea.india.hp.com (8.9.3 (PHNE_28761)/8.9.3 SMKit7.02) with ESMTP id MAA22655 for ; Mon, 11 Aug 2003 12:31:29 +0530 (IST) Message-ID: <3F373D92.C287B6B4@india.hp.com> Date: Mon, 11 Aug 2003 12:24:10 +0530 From: Naresh Reply-To: knaresh@india.hp.com MIME-Version: 1.0 To: "parisc-linux@lists.parisc-linux.org" Content-Type: text/plain; charset=us-ascii Subject: [parisc-linux] Affined IRQs. Sender: parisc-linux-admin@lists.parisc-linux.org Errors-To: parisc-linux-admin@lists.parisc-linux.org List-Help: List-Post: List-Subscribe: , List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: Hi, The IA-64 Linux kernel has a concept of affined IRQs, wherein IRQs can be bound/affined to particular CPUs. The affinity information shows up in '/proc/irq/#/smp_affinity'. I cannot see any affinity of IRQs to CPUs in PA ( iosapic.c and irq.c).. Is my understanding correct? Regards, Naresh.