Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934557Ab3CZPMe (ORCPT ); Tue, 26 Mar 2013 11:12:34 -0400 Received: from mail-ie0-f180.google.com ([209.85.223.180]:59957 "EHLO mail-ie0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751048Ab3CZPMa (ORCPT ); Tue, 26 Mar 2013 11:12:30 -0400 MIME-Version: 1.0 In-Reply-To: <34989330.IyIZ6Qqfxh@vostro.rjw.lan> References: <1673357.1IdxNNvGWX@vostro.rjw.lan> <1362978316-23553-1-git-send-email-yinghai@kernel.org> <34989330.IyIZ6Qqfxh@vostro.rjw.lan> Date: Tue, 26 Mar 2013 08:12:30 -0700 X-Google-Sender-Auth: yqjtBmCMhvFTTsaD2xMOx6MwHIw Message-ID: Subject: Re: [PATCH] PCI, ACPI: hold acpi_scan_lock during root bus hotplug From: Yinghai Lu To: "Rafael J. Wysocki" Cc: Bjorn Helgaas , Linus Torvalds , linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1156 Lines: 31 On Tue, Mar 26, 2013 at 6:24 AM, Rafael J. Wysocki wrote: > On Sunday, March 10, 2013 10:05:16 PM Yinghai Lu wrote: >> During merging pci tree with pm/acpi tree, Linus noticed that >> we don't have same lock using patten about acpi pci root as >> acpiphp. >> >> Here apply same lock patten, and we need to change >> acpi_bus_hot_remove_device executing via acpi_os_hotplug_execute() >> as it also hold the lock in acpi_bus_hot_remove_device. >> >> That will make acpi_bus_hot_remove_device calling the same as other >> callers. >> >> Reported-by: Linus Torvalds >> Signed-off-by: Yinghai Lu >> Acked-by: Rafael J. Wysocki > > Bjorn, this needs to go in before final 3.9. > > Are you going to handle it, or should I take care of it? It should be better via your pm+acpi tree, as that lock is added via your tree. Thanks Yinghai -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/