From patchwork Tue May 19 01:35:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Yang X-Patchwork-Id: 6433001 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id BC720C0432 for ; Tue, 19 May 2015 01:40:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DCCA4203F7 for ; Tue, 19 May 2015 01:40:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A229203EC for ; Tue, 19 May 2015 01:40:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750958AbbESBkx (ORCPT ); Mon, 18 May 2015 21:40:53 -0400 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:48206 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750957AbbESBkw (ORCPT ); Mon, 18 May 2015 21:40:52 -0400 Received: from /spool/local by e23smtp09.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 19 May 2015 11:40:50 +1000 Received: from d23dlp03.au.ibm.com (202.81.31.214) by e23smtp09.au.ibm.com (202.81.31.206) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 19 May 2015 11:40:48 +1000 Received: from d23relay09.au.ibm.com (d23relay09.au.ibm.com [9.185.63.181]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id CE16B3578048 for ; Tue, 19 May 2015 11:40:47 +1000 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t4J1edtr12189872 for ; Tue, 19 May 2015 11:40:47 +1000 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t4J1eFWc002948 for ; Tue, 19 May 2015 11:40:15 +1000 Received: from localhost ([9.123.251.150]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id t4J1eEqh002488; Tue, 19 May 2015 11:40:14 +1000 From: Wei Yang To: gwshan@linux.vnet.ibm.com, bhelgaas@google.com Cc: linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org, Wei Yang Subject: [PATCH V6 04/10] powerpc/eeh: Trace first 7 BARs in address cache Date: Tue, 19 May 2015 09:35:06 +0800 Message-Id: <1431999312-10517-5-git-send-email-weiyang@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1431999312-10517-1-git-send-email-weiyang@linux.vnet.ibm.com> References: <1431999312-10517-1-git-send-email-weiyang@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15051901-0033-0000-0000-00000181ABD5 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP EEH address cache, which helps to locate the PCI device according to the given (physical) MMIO address, didn't cover PCI bridges. Also, it shouldn't return PF with address in PF's IOV BARs. Instead, the VFs should be returned. The patch restricts the address cache to cover first 7 BARs for the above purposes. [gwshan: changelog] Signed-off-by: Wei Yang Acked-by: Gavin Shan --- arch/powerpc/kernel/eeh_cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/eeh_cache.c b/arch/powerpc/kernel/eeh_cache.c index eeabeab..f6c5f05 100644 --- a/arch/powerpc/kernel/eeh_cache.c +++ b/arch/powerpc/kernel/eeh_cache.c @@ -196,7 +196,7 @@ static void __eeh_addr_cache_insert_dev(struct pci_dev *dev) } /* Walk resources on this device, poke them into the tree */ - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { + for (i = 0; i <= PCI_ROM_RESOURCE; i++) { unsigned long start = pci_resource_start(dev,i); unsigned long end = pci_resource_end(dev,i); unsigned int flags = pci_resource_flags(dev,i);