From mboxrd@z Thu Jan 1 00:00:00 1970 From: robin.murphy@arm.com (Robin Murphy) Date: Tue, 26 Sep 2017 12:57:15 +0100 Subject: [PATCH 2/7] arm64: Cocci spatch "vma_pages" In-Reply-To: <1505946334393-397244072-2-diffsplit-thomas@m3y3r.de> References: <1505946334393-568186305-0-diffsplit-thomas@m3y3r.de> <1505946334393-397244072-2-diffsplit-thomas@m3y3r.de> Message-ID: <8d4fa6de-f8e2-f073-cfc8-ce78947ad599@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 20/09/17 23:29, Thomas Meyer wrote: > Use vma_pages function on vma object instead of explicit computation. > Found by coccinelle spatch "api/vma_pages.cocci" Reviewed-by: Robin Murphy I guess this can be picked up independently of the other patches? Robin. > Signed-off-by: Thomas Meyer > --- > > diff -u -p a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c > --- a/arch/arm64/mm/dma-mapping.c > +++ b/arch/arm64/mm/dma-mapping.c > @@ -303,8 +303,7 @@ static int __swiotlb_mmap_pfn(struct vm_ > unsigned long pfn, size_t size) > { > int ret = -ENXIO; > - unsigned long nr_vma_pages = (vma->vm_end - vma->vm_start) >> > - PAGE_SHIFT; > + unsigned long nr_vma_pages = vma_pages(vma); > unsigned long nr_pages = PAGE_ALIGN(size) >> PAGE_SHIFT; > unsigned long off = vma->vm_pgoff; > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel >