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Commit 601026c7 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "mm: fix non-anon COW fault"

parents 5cce5c14 1b7ca44c

mm/memory.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -4263,7 +4263,7 @@ int __handle_speculative_fault(struct mm_struct *mm, unsigned long address, 
	if (unlikely((vma_is_anonymous(vmf.vma) && !vmf.vma->anon_vma) ||

	if (unlikely((vma_is_anonymous(vmf.vma) && !vmf.vma->anon_vma) ||

		(!vma_is_anonymous(vmf.vma) &&

		(!vma_is_anonymous(vmf.vma) &&

			!(vmf.vma->vm_flags & VM_SHARED) &&

			!(vmf.vma->vm_flags & VM_SHARED) &&

			(vmf.flags & FAULT_FLAG_WRITE) &&

			(flags & FAULT_FLAG_WRITE) &&

			!vmf.vma->anon_vma)))

			!vmf.vma->anon_vma)))

		return VM_FAULT_RETRY;

		return VM_FAULT_RETRY;