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Date:   Mon, 30 Sep 2019 14:58:55 -0500
From:   Bjorn Helgaas <helgaas@kernel.org>
To:     Denis Efremov <efremov@linux.com>
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>
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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.