From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: Subject: Re: [PATCH 01/12] iommu-common: move to arch/sparc To: Christoph Hellwig , Konrad Rzeszutek Wilk , iommu@lists.linux-foundation.org References: <20180415145947.1248-1-hch@lst.de> <20180415145947.1248-2-hch@lst.de> From: Anshuman Khandual Date: Mon, 16 Apr 2018 14:26:07 +0530 MIME-Version: 1.0 In-Reply-To: <20180415145947.1248-2-hch@lst.de> Message-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mips@linux-mips.org, linux-mm@kvack.org, linux-pci@vger.kernel.org, x86@kernel.org, linux-block@vger.kernel.org, linux-ide@vger.kernel.org, sparclinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+bjorn=helgaas.com@lists.infradead.org List-ID: On 04/15/2018 08:29 PM, Christoph Hellwig wrote: > This code is only used by sparc, and all new iommu drivers should use the > drivers/iommu/ framework. Also remove the unused exports. > > Signed-off-by: Christoph Hellwig Right, these functions are used only from SPARC architecture. Simple git grep confirms it as well. Hence it makes sense to move them into arch code instead. git grep iommu_tbl_pool_init ---------------------------- arch/sparc/include/asm/iommu-common.h:extern void iommu_tbl_pool_init(struct iommu_map_table *iommu, arch/sparc/kernel/iommu-common.c:void iommu_tbl_pool_init(struct iommu_map_table *iommu, arch/sparc/kernel/iommu.c: iommu_tbl_pool_init(&iommu->tbl, num_tsb_entries, IO_PAGE_SHIFT, arch/sparc/kernel/ldc.c: iommu_tbl_pool_init(iommu, num_tsb_entries, PAGE_SHIFT, arch/sparc/kernel/pci_sun4v.c: iommu_tbl_pool_init(&atu->tbl, num_iotte, IO_PAGE_SHIFT, arch/sparc/kernel/pci_sun4v.c: iommu_tbl_pool_init(&iommu->tbl, num_tsb_entries, IO_PAGE_SHIFT, git grep iommu_tbl_range_alloc ------------------------------ arch/sparc/include/asm/iommu-common.h:extern unsigned long iommu_tbl_range_alloc(struct device *dev, arch/sparc/kernel/iommu-common.c:unsigned long iommu_tbl_range_alloc(struct device *dev, arch/sparc/kernel/iommu.c: entry = iommu_tbl_range_alloc(dev, &iommu->tbl, npages, NULL, arch/sparc/kernel/iommu.c: entry = iommu_tbl_range_alloc(dev, &iommu->tbl, npages, arch/sparc/kernel/ldc.c: entry = iommu_tbl_range_alloc(NULL, &iommu->iommu_map_table, arch/sparc/kernel/pci_sun4v.c: entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL, arch/sparc/kernel/pci_sun4v.c: entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL, arch/sparc/kernel/pci_sun4v.c: entry = iommu_tbl_range_alloc(dev, tbl, npages, git grep iommu_tbl_range_free ----------------------------- arch/sparc/include/asm/iommu-common.h:extern void iommu_tbl_range_free(struct iommu_map_table *iommu, arch/sparc/kernel/iommu-common.c:void iommu_tbl_range_free(struct iommu_map_table *iommu, u64 dma_addr, arch/sparc/kernel/iommu.c: iommu_tbl_range_free(&iommu->tbl, dvma, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/iommu.c: iommu_tbl_range_free(&iommu->tbl, bus_addr, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/iommu.c: iommu_tbl_range_free(&iommu->tbl, vaddr, npages, arch/sparc/kernel/iommu.c: iommu_tbl_range_free(&iommu->tbl, dma_handle, npages, arch/sparc/kernel/ldc.c: iommu_tbl_range_free(&iommu->iommu_map_table, cookie, npages, entry); arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, *dma_addrp, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, dvma, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE); arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, vaddr, npages, arch/sparc/kernel/pci_sun4v.c: iommu_tbl_range_free(tbl, dma_handle, npages, Reviewed-by: Anshuman Khandual _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel