From be7bd59db71dfb6dc011c9880fec5a659430003a Mon Sep 17 00:00:00 2001 From: Wanpeng Li Date: Thu, 14 Jun 2012 20:41:02 +0800 Subject: mm: fix page reclaim comment error Since there are five lists in LRU cache, the array nr in get_scan_count should be: nr[0] = anon inactive pages to scan; nr[1] = anon active pages to scan nr[2] = file inactive pages to scan; nr[3] = file active pages to scan Signed-off-by: Wanpeng Li Reviewed-by: Rik van Riel Acked-by: Minchan Kim Acked-by: KAMEZAWA Hiroyuki Acked-by: KOSAKI Motohiro Signed-off-by: Jiri Kosina --- mm/vmscan.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'mm/vmscan.c') diff --git a/mm/vmscan.c b/mm/vmscan.c index 33dc256033b5..091ab8f88333 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1894,7 +1894,8 @@ static int vmscan_swappiness(struct mem_cgroup_zone *mz, * by looking at the fraction of the pages scanned we did rotate back * onto the active list instead of evict. * - * nr[0] = anon pages to scan; nr[1] = file pages to scan + * nr[0] = anon inactive pages to scan; nr[1] = anon active pages to scan + * nr[2] = file inactive pages to scan; nr[3] = file active pages to scan */ static void get_scan_count(struct mem_cgroup_zone *mz, struct scan_control *sc, unsigned long *nr, int priority) -- cgit v1.2.3 From ab8704b8c6ec6bc8560c72969d02d2682b4a2291 Mon Sep 17 00:00:00 2001 From: Wanpeng Li Date: Sun, 17 Jun 2012 09:27:18 +0800 Subject: mm/vmscan: cleanup comment error in balance_pgdat Signed-off-by: Wanpeng Li Signed-off-by: Jiri Kosina --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'mm/vmscan.c') diff --git a/mm/vmscan.c b/mm/vmscan.c index 091ab8f88333..3d1365c17868 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2864,7 +2864,7 @@ loop_again: * consider it to be no longer congested. It's * possible there are dirty pages backed by * congested BDIs but as pressure is relieved, - * spectulatively avoid congestion waits + * speculatively avoid congestion waits */ zone_clear_flag(zone, ZONE_CONGESTED); if (i <= *classzone_idx) -- cgit v1.2.3