Messages in this thread Patch in this message | | | From | Vasyl Gomonovych <> | Subject | [PATCH] metag: Use vma_pages helper in dma_mmap | Date | Thu, 23 Nov 2017 00:08:38 +0100 |
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Use vma_pages function on vma object instead of explicit computation. arch/metag/kernel/dma.c:345:19-25: WARNING: Consider using vma_pages helper on vma Generated by: scripts/coccinelle/api/vma_pages.cocci
Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com> --- arch/metag/kernel/dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/metag/kernel/dma.c b/arch/metag/kernel/dma.c index f0ab3a498328..49a3b843ef9f 100644 --- a/arch/metag/kernel/dma.c +++ b/arch/metag/kernel/dma.c @@ -342,7 +342,7 @@ static int metag_dma_mmap(struct device *dev, struct vm_area_struct *vma, else vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - user_size = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + user_size = vma_pages(vma); spin_lock_irqsave(&consistent_lock, flags); c = metag_vm_region_find(&consistent_head, (unsigned long)cpu_addr); -- 1.9.1
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