From owner-cvs-src@FreeBSD.ORG Fri Nov 2 18:53:39 2007 Return-Path: Delivered-To: cvs-src@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7381A16A4AC; Fri, 2 Nov 2007 18:53:39 +0000 (UTC) (envelope-from njl@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 4879413C46B; Fri, 2 Nov 2007 18:53:39 +0000 (UTC) (envelope-from njl@FreeBSD.org) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.1/8.14.1) with ESMTP id lA2HTauw063083; Fri, 2 Nov 2007 17:29:36 GMT (envelope-from njl@repoman.freebsd.org) Received: (from njl@localhost) by repoman.freebsd.org (8.14.1/8.14.1/Submit) id lA2HTap6063082; Fri, 2 Nov 2007 17:29:36 GMT (envelope-from njl) Message-Id: <200711021729.lA2HTap6063082@repoman.freebsd.org> From: Nate Lawson Date: Fri, 2 Nov 2007 17:29:36 +0000 (UTC) To: src-committers@freebsd.org, cvs-src@freebsd.org, cvs-all@freebsd.org X-FreeBSD-CVS-Branch: HEAD Cc: Subject: cvs commit: src/sys/dev/acpica acpi_cpu.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Nov 2007 18:53:39 -0000 njl 2007-11-02 17:29:36 UTC FreeBSD src repository Modified files: sys/dev/acpica acpi_cpu.c Log: Fix a shutdown hang on some SMP systems. The previous logic was to IPI all CPUs to make sure idle threads are evicted from the softc before returning from acpi_cpu_shutdown(). However, this is unnecessary since stop_cpus() handles this for itself and at this point it's possible that our IPI will be blocked (interrupts disabled). Thanks to: Glen Leeder MFC after: 3 days Revision Changes Path 1.68 +6 -4 src/sys/dev/acpica/acpi_cpu.c