From patchwork Fri Dec 18 17:40:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergei Miroshnichenko X-Patchwork-Id: 1418518 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=yadro.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=yadro.com header.i=@yadro.com header.a=rsa-sha256 header.s=mta-01 header.b=KeGKzJns; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CyGRJ5vmsz9sTg for ; Sat, 19 Dec 2020 04:42:52 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728062AbgLRRmu (ORCPT ); Fri, 18 Dec 2020 12:42:50 -0500 Received: from mta-02.yadro.com ([89.207.88.252]:38573 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726242AbgLRRmu (ORCPT ); Fri, 18 Dec 2020 12:42:50 -0500 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 2A660413CB; Fri, 18 Dec 2020 17:41:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1608313291; x=1610127692; bh=S2G+Li4cmUfMFhe99gYolFF3zExbhtUK11o tKS49VIs=; b=KeGKzJnsLIgoKDZapFqMdp/Qh7PR/jCFz4QWKMY1bDATr7ew8Vp ZaeY2EO2BgE2iWK3gvZFclBETH212Vm4CrKVr/nlaNafZgcd8xjec37fqsT36IYN xobaA7amZdQ3X/c5j9DYOXUGZepEaRbYcBBMi3s6qugnbNMYMkPQrYbs= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6ZksMcE-ZizT; Fri, 18 Dec 2020 20:41:31 +0300 (MSK) Received: from T-EXCH-03.corp.yadro.com (t-exch-03.corp.yadro.com [172.17.100.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 7A15B413DE; Fri, 18 Dec 2020 20:41:10 +0300 (MSK) Received: from NB-148.yadro.com (172.17.15.136) by T-EXCH-03.corp.yadro.com (172.17.100.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Fri, 18 Dec 2020 20:41:10 +0300 From: Sergei Miroshnichenko To: CC: Bjorn Helgaas , Lukas Wunner , Stefan Roese , Andy Lavr , =?utf-8?q?Chris?= =?utf-8?q?tian_K=C3=B6nig?= , David Laight , Rajat Jain , , Sergei Miroshnichenko Subject: [PATCH v9 22/26] PCI: hotplug: Enable the movable BARs feature by default Date: Fri, 18 Dec 2020 20:40:07 +0300 Message-ID: <20201218174011.340514-23-s.miroshnichenko@yadro.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20201218174011.340514-1-s.miroshnichenko@yadro.com> References: <20201218174011.340514-1-s.miroshnichenko@yadro.com> MIME-Version: 1.0 X-Originating-IP: [172.17.15.136] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This is the last patch in the series which implements the essentials of the movable BARs feature, so it is turned on by default now. Tested on x86_64; and with extra patches applied, it also works on ppc64le (PowerNV). In case of problems it is still can be overridden by the following command line option: pcie_movable_bars=off Signed-off-by: Sergei Miroshnichenko --- drivers/pci/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f393f0bc8ec4..98fabff81028 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -76,7 +76,7 @@ static void pci_dev_d3_sleep(struct pci_dev *dev) int pci_domains_supported = 1; #endif -bool pci_can_move_bars; +bool pci_can_move_bars = true; #define DEFAULT_CARDBUS_IO_SIZE (256) #define DEFAULT_CARDBUS_MEM_SIZE (64*1024*1024)