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[188.32.48.208]) by smtp.googlemail.com with ESMTPSA id y16sm227049408wrg.85.2019.08.11.08.10.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 11 Aug 2019 08:10:51 -0700 (PDT) From: Denis Efremov To: Bjorn Helgaas Cc: Denis Efremov , Cornelia Huck , Alex Williamson , kvm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 7/7] vfio_pci: Use PCI_STD_NUM_BARS in loops instead of PCI_STD_RESOURCE_END Date: Sun, 11 Aug 2019 18:08:04 +0300 Message-Id: <20190811150802.2418-8-efremov@linux.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190811150802.2418-1-efremov@linux.com> References: <20190811150802.2418-1-efremov@linux.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This patch refactors the loop condition scheme from 'i <= PCI_STD_RESOURCE_END' to 'i < PCI_STD_NUM_BARS'. Signed-off-by: Denis Efremov --- drivers/vfio/pci/vfio_pci.c | 4 ++-- drivers/vfio/pci/vfio_pci_config.c | 2 +- drivers/vfio/pci/vfio_pci_private.h | 4 ++-- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index 703948c9fbe1..13f5430e3f3c 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -115,7 +115,7 @@ static void vfio_pci_probe_mmaps(struct vfio_pci_device *vdev) INIT_LIST_HEAD(&vdev->dummy_resources_list); - for (bar = PCI_STD_RESOURCES; bar <= PCI_STD_RESOURCE_END; bar++) { + for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) { res = vdev->pdev->resource + bar; if (!IS_ENABLED(CONFIG_VFIO_PCI_MMAP)) @@ -399,7 +399,7 @@ static void vfio_pci_disable(struct vfio_pci_device *vdev) vfio_config_free(vdev); - for (bar = PCI_STD_RESOURCES; bar <= PCI_STD_RESOURCE_END; bar++) { + for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) { if (!vdev->barmap[bar]) continue; pci_iounmap(pdev, vdev->barmap[bar]); diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index f0891bd8444c..6035a2961160 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -455,7 +455,7 @@ static void vfio_bar_fixup(struct vfio_pci_device *vdev) bar = (__le32 *)&vdev->vconfig[PCI_BASE_ADDRESS_0]; - for (i = PCI_STD_RESOURCES; i <= PCI_STD_RESOURCE_END; i++, bar++) { + for (i = 0; i < PCI_STD_NUM_BARS; i++, bar++) { if (!pci_resource_start(pdev, i)) { *bar = 0; /* Unmapped by host = unimplemented to user */ continue; diff --git a/drivers/vfio/pci/vfio_pci_private.h b/drivers/vfio/pci/vfio_pci_private.h index ee6ee91718a4..8a2c7607d513 100644 --- a/drivers/vfio/pci/vfio_pci_private.h +++ b/drivers/vfio/pci/vfio_pci_private.h @@ -86,8 +86,8 @@ struct vfio_pci_reflck { struct vfio_pci_device { struct pci_dev *pdev; - void __iomem *barmap[PCI_STD_RESOURCE_END + 1]; - bool bar_mmap_supported[PCI_STD_RESOURCE_END + 1]; + void __iomem *barmap[PCI_STD_NUM_BARS]; + bool bar_mmap_supported[PCI_STD_NUM_BARS]; u8 *pci_config_map; u8 *vconfig; struct perm_bits *msi_perm; -- 2.21.0