Commit 3a50d14d authored by Andrey Ryabinin's avatar Andrey Ryabinin Committed by Linus Torvalds

mm: remove unused pgdat->inactive_ratio

Since commit 59dc76b0 ("mm: vmscan: reduce size of inactive file
list") 'pgdat->inactive_ratio' is not used, except for printing
"node_inactive_ratio: 0" in /proc/zoneinfo output.

Remove it.

Link: http://lkml.kernel.org/r/20171003152611.27483-1-aryabinin@virtuozzo.comSigned-off-by: default avatarAndrey Ryabinin <aryabinin@virtuozzo.com>
Reviewed-by: default avatarRik van Riel <riel@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 4645b9fe
...@@ -712,12 +712,6 @@ typedef struct pglist_data { ...@@ -712,12 +712,6 @@ typedef struct pglist_data {
/* Fields commonly accessed by the page reclaim scanner */ /* Fields commonly accessed by the page reclaim scanner */
struct lruvec lruvec; struct lruvec lruvec;
/*
* The target ratio of ACTIVE_ANON to INACTIVE_ANON pages on
* this node's LRU. Maintained by the pageout code.
*/
unsigned int inactive_ratio;
unsigned long flags; unsigned long flags;
ZONE_PADDING(_pad2_) ZONE_PADDING(_pad2_)
......
...@@ -2082,7 +2082,7 @@ static void shrink_active_list(unsigned long nr_to_scan, ...@@ -2082,7 +2082,7 @@ static void shrink_active_list(unsigned long nr_to_scan,
* If that fails and refaulting is observed, the inactive list grows. * If that fails and refaulting is observed, the inactive list grows.
* *
* The inactive_ratio is the target ratio of ACTIVE to INACTIVE pages * The inactive_ratio is the target ratio of ACTIVE to INACTIVE pages
* on this LRU, maintained by the pageout code. A zone->inactive_ratio * on this LRU, maintained by the pageout code. An inactive_ratio
* of 3 means 3:1 or 25% of the pages are kept on the inactive list. * of 3 means 3:1 or 25% of the pages are kept on the inactive list.
* *
* total target max * total target max
......
...@@ -1564,11 +1564,9 @@ static void zoneinfo_show_print(struct seq_file *m, pg_data_t *pgdat, ...@@ -1564,11 +1564,9 @@ static void zoneinfo_show_print(struct seq_file *m, pg_data_t *pgdat,
} }
seq_printf(m, seq_printf(m,
"\n node_unreclaimable: %u" "\n node_unreclaimable: %u"
"\n start_pfn: %lu" "\n start_pfn: %lu",
"\n node_inactive_ratio: %u",
pgdat->kswapd_failures >= MAX_RECLAIM_RETRIES, pgdat->kswapd_failures >= MAX_RECLAIM_RETRIES,
zone->zone_start_pfn, zone->zone_start_pfn);
zone->zone_pgdat->inactive_ratio);
seq_putc(m, '\n'); seq_putc(m, '\n');
} }
......
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