mm/vmscan.c: minor cleanup for kswapd

Local variable total_scanned is no longer used. Signed-off-by: Hillf Danton <[email protected]> Acked-by: Rik van Riel <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
sjhung · Apr 29, 2013 · 2d42a40 · 2d42a40
1 parent b1058b9
commit 2d42a40
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/mm/vmscan.c b/mm/vmscan.c
@@ -2619,7 +2619,6 @@ static unsigned long balance_pgdat(pg_data_t *pgdat, int order,
 	bool pgdat_is_balanced = false;
 	int i;
 	int end_zone = 0;	/* Inclusive.  0 = ZONE_DMA */
-	unsigned long total_scanned;
 	struct reclaim_state *reclaim_state = current->reclaim_state;
 	unsigned long nr_soft_reclaimed;
 	unsigned long nr_soft_scanned;
@@ -2639,7 +2638,6 @@ static unsigned long balance_pgdat(pg_data_t *pgdat, int order,
 		.gfp_mask = sc.gfp_mask,
 	};
 loop_again:
-	total_scanned = 0;
 	sc.priority = DEF_PRIORITY;
 	sc.nr_reclaimed = 0;
 	sc.may_writepage = !laptop_mode;
@@ -2730,7 +2728,6 @@ static unsigned long balance_pgdat(pg_data_t *pgdat, int order,
 							order, sc.gfp_mask,
 							&nr_soft_scanned);
 			sc.nr_reclaimed += nr_soft_reclaimed;
-			total_scanned += nr_soft_scanned;
 
 			/*
 			 * We put equal pressure on every zone, unless
@@ -2765,7 +2762,6 @@ static unsigned long balance_pgdat(pg_data_t *pgdat, int order,
 				reclaim_state->reclaimed_slab = 0;
 				nr_slab = shrink_slab(&shrink, sc.nr_scanned, lru_pages);
 				sc.nr_reclaimed += reclaim_state->reclaimed_slab;
-				total_scanned += sc.nr_scanned;
 
 				if (nr_slab == 0 && !zone_reclaimable(zone))
 					zone->all_unreclaimable = 1;