From b1f72d1857bb0de19ce20a59f3f85e6dc47bdec8 Mon Sep 17 00:00:00 2001 From: Stephen Wilson Date: Tue, 24 May 2011 17:12:43 -0700 Subject: [PATCH] mm: remove MPOL_MF_STATS Mapping statistics in a NUMA environment is now computed using the generic walk_page_range() logic. Remove the old/equivalent functionality. Signed-off-by: Stephen Wilson Reviewed-by: KOSAKI Motohiro Cc: Hugh Dickins Cc: David Rientjes Cc: Lee Schermerhorn Cc: Alexey Dobriyan Cc: Christoph Lameter Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/mempolicy.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 945e85d..4e18876 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -99,7 +99,6 @@ /* Internal flags */ #define MPOL_MF_DISCONTIG_OK (MPOL_MF_INTERNAL << 0) /* Skip checks for continuous vmas */ #define MPOL_MF_INVERT (MPOL_MF_INTERNAL << 1) /* Invert check for nodemask */ -#define MPOL_MF_STATS (MPOL_MF_INTERNAL << 2) /* Gather statistics */ static struct kmem_cache *policy_cache; static struct kmem_cache *sn_cache; @@ -492,9 +491,7 @@ static int check_pte_range(struct vm_area_struct *vma, pmd_t *pmd, if (node_isset(nid, *nodes) == !!(flags & MPOL_MF_INVERT)) continue; - if (flags & MPOL_MF_STATS) - gather_stats(page, private, pte_dirty(*pte)); - else if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) + if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) migrate_page_add(page, private, flags); else break; -- 2.7.4