Commit 0b0db14c authored by Hugh Dickins's avatar Hugh Dickins Committed by Linus Torvalds
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[PATCH] unpaged: copy_page_range vma 



For copy_one_pte's print_bad_pte to show the task correctly (instead of
"???"), dup_mmap must pass down parent vma rather than child vma.

Signed-off-by: default avatarHugh Dickins <hugh@veritas.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 689bcebf

kernel/fork.c

+1 −1
Original line number Diff line number Diff line
@@ -263,7 +263,7 @@ static inline int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) 
		rb_parent = &tmp->vm_rb;



		mm->map_count++;

		retval = copy_page_range(mm, oldmm, tmp);

		retval = copy_page_range(mm, oldmm, mpnt);



		if (tmp->vm_ops && tmp->vm_ops->open)

			tmp->vm_ops->open(tmp);