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mm/vmscan.c: minor cleanup for kswapd

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Local variable total_scanned is no longer used.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Hillf Danton 2013-04-29 15:06:19 -07:00 committed by Linus Torvalds
parent b1058b9812
commit 2d42a40d59
1 changed files with 0 additions and 4 deletions
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4
mm/vmscan.c
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@ -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;