Message ID | 20190311133122.11417-22-s.miroshnichenko@yadro.com |
---|---|
State | Changes Requested |
Delegated to: | Bjorn Helgaas |
Headers | show
Return-Path: <linux-pci-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=<UNKNOWN>) 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.b="b2Dts59H"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44HzXx6m2kz9sMx for <incoming@patchwork.ozlabs.org>; Tue, 12 Mar 2019 00:32:01 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727989AbfCKNbw (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Mon, 11 Mar 2019 09:31:52 -0400 Received: from mta-01.yadro.com ([89.207.88.251]:51076 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727636AbfCKNbw (ORCPT <rfc822;linux-pci@vger.kernel.org>); Mon, 11 Mar 2019 09:31:52 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id C8A0E41987; Mon, 11 Mar 2019 13:31:49 +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= 1552311104; x=1554125505; bh=bm2osjHKk/ccyYGLhVDVztUr8WmMcO+SQF+ o6YpHL+k=; b=b2Dts59HJ0JQ0nA2uwE3UNTvgLjDHjuNqy0s0L+Necqh6HQg+lD CUhuPsxobDCppKMAzePp7BgRiY3jYVtjWhe3K2lxptqh7aB7Gt08eiL+qIim6lGU C4ycYTPQW7AWWbkTJYjyetDTTMk+GKP9gJbKRgg6SYMzZLOTEcTP56eY= 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 vZCoBgRh6kbV; Mon, 11 Mar 2019 16:31:44 +0300 (MSK) Received: from T-EXCH-02.corp.yadro.com (t-exch-02.corp.yadro.com [172.17.10.102]) (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 F18EE4198C; Mon, 11 Mar 2019 16:31:34 +0300 (MSK) Received: from NB-148.yadro.com (172.17.15.60) by T-EXCH-02.corp.yadro.com (172.17.10.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Mon, 11 Mar 2019 16:31:34 +0300 From: Sergey Miroshnichenko <s.miroshnichenko@yadro.com> To: <linux-pci@vger.kernel.org>, <linuxppc-dev@lists.ozlabs.org> CC: Bjorn Helgaas <helgaas@kernel.org>, <linux@yadro.com>, Sergey Miroshnichenko <s.miroshnichenko@yadro.com> Subject: [PATCH RFC v4 21/21] powerpc/pci: Fix crash with enabled movable BARs Date: Mon, 11 Mar 2019 16:31:22 +0300 Message-ID: <20190311133122.11417-22-s.miroshnichenko@yadro.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190311133122.11417-1-s.miroshnichenko@yadro.com> References: <20190311133122.11417-1-s.miroshnichenko@yadro.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [172.17.15.60] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-02.corp.yadro.com (172.17.10.102) Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: <linux-pci.vger.kernel.org> X-Mailing-List: linux-pci@vger.kernel.org |
Series |
PCI: Allow BAR movement during hotplug
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expand
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diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index fa6af52b5219..353b36727f6a 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2977,7 +2977,8 @@ static void pnv_ioda_setup_pe_res(struct pnv_ioda_pe *pe, int index; int64_t rc; - if (!res || !res->flags || res->start > res->end) + if (!res || !res->flags || res->start > res->end || + (res->flags & IORESOURCE_UNSET)) return; if (res->flags & IORESOURCE_IO) {
Check a resource for the UNSET flags. Signed-off-by: Sergey Miroshnichenko <s.miroshnichenko@yadro.com> --- arch/powerpc/platforms/powernv/pci-ioda.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)