From owner-freebsd-stable@FreeBSD.ORG Thu Apr 12 12:36:04 2007 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 47BC816A402 for ; Thu, 12 Apr 2007 12:36:04 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from cs1.cs.huji.ac.il (cs1.cs.huji.ac.il [132.65.16.10]) by mx1.freebsd.org (Postfix) with ESMTP id 01FF613C43E for ; Thu, 12 Apr 2007 12:36:03 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from pampa.cs.huji.ac.il ([132.65.80.32]) by cs1.cs.huji.ac.il with esmtp id 1HbyWx-000A27-1l for freebsd-stable@freebsd.org; Thu, 12 Apr 2007 15:36:03 +0300 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: freebsd-stable@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 12 Apr 2007 15:36:02 +0300 From: Danny Braniss Message-ID: Subject: Marvell Yukon msk/msi problem X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Apr 2007 12:36:04 -0000 hi, The if_msk works fine under -current, but under -stable it does not use the MSI capability, and since it's a shared IRQ, it works less than optimal under heavy cpu load. Pyun YongHyeon suggested to search for help here :-) from the if_msk: ... pci_alloc_msi(dev, &msic) == 0) ... under -current pci_alloc_msi(...) returns 0, but under -stable this fails. danny