memcg: remove unused page flag bitfield defines

These definitions have been unused since '4b3bde4 memcg: remove the
overhead associated with the root cgroup'.

Signed-off-by: Johannes Weiner <[email protected]>
Acked-by: KAMEZAWA Hiroyuki <[email protected]>
Cc: Daisuke Nishimura <[email protected]>
Cc: Balbir Singh <[email protected]>
Cc: Minchan Kim <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 62bbb48980e50c365d3aabd0476ebf912cfffd11..0595e2b184a20260a71861e6d2cc51077e579b25 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -327,13 +327,6 @@ enum charge_type {
        NR_CHARGE_TYPE,
 };
 
-/* only for here (for easy reading.) */
-#define PCGF_CACHE     (1UL << PCG_CACHE)
-#define PCGF_USED      (1UL << PCG_USED)
-#define PCGF_LOCK      (1UL << PCG_LOCK)
-/* Not used, but added here for completeness */
-#define PCGF_ACCT      (1UL << PCG_ACCT)
-
 /* for encoding cft->private value on file */
 #define _MEM                   (0)
 #define _MEMSWAP               (1)