From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Busch Subject: Re: [pci PATCH v5 1/4] pci: Add pci_sriov_configure_simple for PFs that don't manage VF resources Date: Mon, 12 Mar 2018 11:40:12 -0600 Message-ID: <20180312174012.GE18494@localhost.localdomain> References: <20180312171813.3487.94803.stgit@localhost.localdomain> <20180312172031.3487.20651.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: bhelgaas@google.com, alexander.h.duyck@intel.com, linux-pci@vger.kernel.org, virtio-dev@lists.oasis-open.org, kvm@vger.kernel.org, netdev@vger.kernel.org, dan.daly@intel.com, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, netanel@amazon.com, mheyne@amazon.de, liang-min.wang@intel.com, mark.d.rustad@intel.com, dwmw2@infradead.org, hch@lst.de, dwmw@amazon.co.uk To: Alexander Duyck Return-path: Content-Disposition: inline In-Reply-To: <20180312172031.3487.20651.stgit@localhost.localdomain> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Mon, Mar 12, 2018 at 10:21:29AM -0700, Alexander Duyck wrote: > diff --git a/include/linux/pci.h b/include/linux/pci.h > index 024a1beda008..9cab9d0d51dc 100644 > --- a/include/linux/pci.h > +++ b/include/linux/pci.h > @@ -1953,6 +1953,7 @@ static inline void pci_mmcfg_late_init(void) { } > int pci_vfs_assigned(struct pci_dev *dev); > int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs); > int pci_sriov_get_totalvfs(struct pci_dev *dev); > +int pci_sriov_configure_simple(struct pci_dev *dev, int nr_virtfn); > resource_size_t pci_iov_resource_size(struct pci_dev *dev, int resno); > void pci_vf_drivers_autoprobe(struct pci_dev *dev, bool probe); > #else I recommend stubbing 'pci_sriov_configure_simple' or defining it to NULL in the '#else' section here so you don't need to repeat the "#ifdef CONFIG_PCI_IOV" in each driver wishing to use this function. Otherwise looks fine to me.