From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Date: Tue, 22 Feb 2022 15:35:07 +0000 Subject: [PATCH 04/11] swiotlb: rename swiotlb_late_init_with_default_size Message-Id: <20220222153514.593231-5-hch@lst.de> List-Id: References: <20220222153514.593231-1-hch@lst.de> In-Reply-To: <20220222153514.593231-1-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: iommu@lists.linux-foundation.org Cc: Juergen Gross , linux-s390@vger.kernel.org, linux-hyperv@vger.kernel.org, Stefano Stabellini , linux-ia64@vger.kernel.org, Robin Murphy , x86@kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, tboot-devel@lists.sourceforge.net, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Boris Ostrovsky , David Woodhouse , linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org swiotlb_late_init_with_default_size is an overly verbose name that doesn't even catch what the function is doing, given that the size is not just a default but the actual requested size. Rename it to swiotlb_init_late. Signed-off-by: Christoph Hellwig --- arch/x86/pci/sta2x11-fixup.c | 2 +- include/linux/swiotlb.h | 2 +- kernel/dma/swiotlb.c | 6 ++---- 3 files changed, 4 insertions(+), 6 deletions(-) diff --git a/arch/x86/pci/sta2x11-fixup.c b/arch/x86/pci/sta2x11-fixup.c index 101081ad64b6d..e0c039a75b2db 100644 --- a/arch/x86/pci/sta2x11-fixup.c +++ b/arch/x86/pci/sta2x11-fixup.c @@ -57,7 +57,7 @@ static void sta2x11_new_instance(struct pci_dev *pdev) int size = STA2X11_SWIOTLB_SIZE; /* First instance: register your own swiotlb area */ dev_info(&pdev->dev, "Using SWIOTLB (size %i)\n", size); - if (swiotlb_late_init_with_default_size(size)) + if (swiotlb_init_late(size)) dev_emerg(&pdev->dev, "init swiotlb failed\n"); } list_add(&instance->list, &sta2x11_instance_list); diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 9fb3a568f0c51..b48b26bfa0edb 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -40,7 +40,7 @@ extern void swiotlb_init(int verbose); int swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose); unsigned long swiotlb_size_or_default(void); extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs); -extern int swiotlb_late_init_with_default_size(size_t default_size); +int swiotlb_init_late(size_t size); extern void __init swiotlb_update_mem_attributes(void); phys_addr_t swiotlb_tbl_map_single(struct device *hwdev, phys_addr_t phys, diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c index 519e363097190..5f64b02fbb732 100644 --- a/kernel/dma/swiotlb.c +++ b/kernel/dma/swiotlb.c @@ -290,11 +290,9 @@ swiotlb_init(int verbose) * initialize the swiotlb later using the slab allocator if needed. * This should be just like above, but with some error catching. */ -int -swiotlb_late_init_with_default_size(size_t default_size) +int swiotlb_init_late(size_t size) { - unsigned long nslabs - ALIGN(default_size >> IO_TLB_SHIFT, IO_TLB_SEGSIZE); + unsigned long nslabs = ALIGN(size >> IO_TLB_SHIFT, IO_TLB_SEGSIZE); unsigned long bytes; unsigned char *vstart = NULL; unsigned int order; -- 2.30.2