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Commit 5bd1455c authored by Brice Goglin's avatar Brice Goglin Committed by Linus Torvalds
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mm: move_pages: no need to set pp->page to ZERO_PAGE(0) by default 



pp->page is never used when not set to the right page, so there is no need
to set it to ZERO_PAGE(0) by default.

Signed-off-by: default avatarBrice Goglin <Brice.Goglin@inria.fr>
Acked-by: default avatarChristoph Lameter <cl@linux-foundation.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 3140a227

mm/migrate.c

+0 −6
Original line number Diff line number Diff line
@@ -848,12 +848,6 @@ static int do_move_page_to_node_array(struct mm_struct *mm, 
		struct vm_area_struct *vma;

		struct page *page;



		/*

		 * A valid page pointer that will not match any of the

		 * pages that will be moved.

		 */

		pp->page = ZERO_PAGE(0);



		err = -EFAULT;

		vma = find_vma(mm, pp->addr);

		if (!vma || !vma_migratable(vma))