From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FAKE_REPLY_C,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61E35C388F4 for ; Mon, 30 Sep 2019 21:16:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 36D2B20815 for ; Mon, 30 Sep 2019 21:16:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569878161; bh=5YkIavbcZo/fLAlcbxRAjN/RrUGTMkGP8SzMSvE3lfY=; h=Date:From:To:Cc:Subject:In-Reply-To:List-ID:From; b=L4Bsq0xX2K8d+xilA4vJZ+WQLxiAPiVfVlpVsw89qLDJlQyerSJt+tqGN6xl6jaP7 sQcLmT983CiWgE4wD8GKchrJYOwA59ZZj+IDUGddqQq2+mx9m5zjqyrPAaS3A+c7Kd /ySGEJyRqGa0EnN3x6ddHFKZLmINIhWK5oQqLvsE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731937AbfI3VPz (ORCPT ); Mon, 30 Sep 2019 17:15:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:46020 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731050AbfI3VPy (ORCPT ); Mon, 30 Sep 2019 17:15:54 -0400 Received: from localhost (unknown [69.71.4.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 67EDD224D7; Mon, 30 Sep 2019 19:58:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569873536; bh=5YkIavbcZo/fLAlcbxRAjN/RrUGTMkGP8SzMSvE3lfY=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=eQ2EwAbhTnIoCao80RsHAjyuX0FiFTAlEN6giJaMJlAygtJFtLFebghluVb1IgARK QJIQQXZWBQEH68It6VK2j2PAMzsVDbeK0hNpsI8f9l+BsiWY2zGIHPbIo8lDV07B5v nuE1LfjWC+uyDHhdEx/TeJU/HbfFo2GBNRL7OTVo= Date: Mon, 30 Sep 2019 14:58:55 -0500 From: Bjorn Helgaas To: Denis Efremov Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-hyperv@vger.kernel.org, x86@kernel.org, linux-s390@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, linux-fbdev@vger.kernel.org, kvm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, linux-usb@vger.kernel.org, devel@driverdev.osuosl.org, linux-serial@vger.kernel.org, linux-mmc@vger.kernel.org Subject: Re: [PATCH RESEND v3 00/26] Add definition for the number of standard PCI BARs Message-ID: <20190930195855.GA191519@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190927234026.23342-1-efremov@linux.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Sat, Sep 28, 2019 at 02:40:26AM +0300, Denis Efremov wrote: > Code that iterates over all standard PCI BARs typically uses > PCI_STD_RESOURCE_END, but this is error-prone because it requires > "i <= PCI_STD_RESOURCE_END" rather than something like > "i < PCI_STD_NUM_BARS". We could add such a definition and use it the same > way PCI_SRIOV_NUM_BARS is used. The patchset also replaces constant (6) > with new define PCI_STD_NUM_BARS where appropriate and removes local > declarations for the number of PCI BARs. > > Changes in v3: > - Updated commits description. > - Refactored "< PCI_ROM_RESOURCE" with "< PCI_STD_NUM_BARS" in loops. > - Refactored "<= BAR_5" with "< PCI_STD_NUM_BARS" in loops. > - Removed local define GASKET_NUM_BARS. > - Removed local define PCI_NUM_BAR_RESOURCES. > > Changes in v2: > - Reversed checks in pci_iomap_range,pci_iomap_wc_range. > - Refactored loops in vfio_pci to keep PCI_STD_RESOURCES. > - Added 2 new patches to replace the magic constant with new define. > - Splitted net patch in v1 to separate stmmac and dwc-xlgmac patches. > > Denis Efremov (26): > PCI: Add define for the number of standard PCI BARs > PCI: hv: Use PCI_STD_NUM_BARS > PCI: dwc: Use PCI_STD_NUM_BARS > PCI: endpoint: Use PCI_STD_NUM_BARS > misc: pci_endpoint_test: Use PCI_STD_NUM_BARS > s390/pci: Use PCI_STD_NUM_BARS > x86/PCI: Loop using PCI_STD_NUM_BARS > alpha/PCI: Use PCI_STD_NUM_BARS > ia64: Use PCI_STD_NUM_BARS > stmmac: pci: Loop using PCI_STD_NUM_BARS > net: dwc-xlgmac: Loop using PCI_STD_NUM_BARS > ixgb: use PCI_STD_NUM_BARS > e1000: Use PCI_STD_NUM_BARS > rapidio/tsi721: Loop using PCI_STD_NUM_BARS > efifb: Loop using PCI_STD_NUM_BARS > fbmem: use PCI_STD_NUM_BARS > vfio_pci: Loop using PCI_STD_NUM_BARS > scsi: pm80xx: Use PCI_STD_NUM_BARS > ata: sata_nv: Use PCI_STD_NUM_BARS > staging: gasket: Use PCI_STD_NUM_BARS > serial: 8250_pci: Use PCI_STD_NUM_BARS > pata_atp867x: Use PCI_STD_NUM_BARS > memstick: use PCI_STD_NUM_BARS > USB: core: Use PCI_STD_NUM_BARS > usb: pci-quirks: Use PCI_STD_NUM_BARS > devres: use PCI_STD_NUM_BARS > > arch/alpha/kernel/pci-sysfs.c | 8 ++--- > arch/ia64/sn/pci/pcibr/pcibr_dma.c | 4 +-- > arch/s390/include/asm/pci.h | 5 +-- > arch/s390/include/asm/pci_clp.h | 6 ++-- > arch/s390/pci/pci.c | 16 +++++----- > arch/s390/pci/pci_clp.c | 6 ++-- > arch/x86/pci/common.c | 2 +- > arch/x86/pci/intel_mid_pci.c | 2 +- > drivers/ata/pata_atp867x.c | 2 +- > drivers/ata/sata_nv.c | 2 +- > drivers/memstick/host/jmb38x_ms.c | 2 +- > drivers/misc/pci_endpoint_test.c | 8 ++--- > drivers/net/ethernet/intel/e1000/e1000.h | 1 - > drivers/net/ethernet/intel/e1000/e1000_main.c | 2 +- > drivers/net/ethernet/intel/ixgb/ixgb.h | 1 - > drivers/net/ethernet/intel/ixgb/ixgb_main.c | 2 +- > .../net/ethernet/stmicro/stmmac/stmmac_pci.c | 4 +-- > .../net/ethernet/synopsys/dwc-xlgmac-pci.c | 2 +- > drivers/pci/controller/dwc/pci-dra7xx.c | 2 +- > .../pci/controller/dwc/pci-layerscape-ep.c | 2 +- > drivers/pci/controller/dwc/pcie-artpec6.c | 2 +- > .../pci/controller/dwc/pcie-designware-plat.c | 2 +- > drivers/pci/controller/dwc/pcie-designware.h | 2 +- > drivers/pci/controller/pci-hyperv.c | 10 +++--- > drivers/pci/endpoint/functions/pci-epf-test.c | 10 +++--- > drivers/pci/pci-sysfs.c | 4 +-- > drivers/pci/pci.c | 13 ++++---- > drivers/pci/proc.c | 4 +-- > drivers/pci/quirks.c | 4 +-- > drivers/rapidio/devices/tsi721.c | 2 +- > drivers/scsi/pm8001/pm8001_hwi.c | 2 +- > drivers/scsi/pm8001/pm8001_init.c | 2 +- > drivers/staging/gasket/gasket_constants.h | 3 -- > drivers/staging/gasket/gasket_core.c | 12 +++---- > drivers/staging/gasket/gasket_core.h | 4 +-- > drivers/tty/serial/8250/8250_pci.c | 8 ++--- > drivers/usb/core/hcd-pci.c | 2 +- > drivers/usb/host/pci-quirks.c | 2 +- > drivers/vfio/pci/vfio_pci.c | 11 ++++--- > drivers/vfio/pci/vfio_pci_config.c | 32 ++++++++++--------- > drivers/vfio/pci/vfio_pci_private.h | 4 +-- > drivers/video/fbdev/core/fbmem.c | 4 +-- > drivers/video/fbdev/efifb.c | 2 +- > include/linux/pci-epc.h | 2 +- > include/linux/pci.h | 2 +- > include/uapi/linux/pci_regs.h | 1 + > lib/devres.c | 2 +- > 47 files changed, 112 insertions(+), 115 deletions(-) Applied to pci/resource for v5.5, thanks! I ended up squashing these all together because they're all related and tiny.