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authorMinchan Kim <minchan@kernel.org>2016-07-28 15:47:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-28 16:07:41 -0700
commit33e077bd6059a5589de879c30b4b5a0256d0319b (patch)
tree7e12dfc7ace845afcb2ef755380219b6a938a0ff
parent68eb0731c4ce1d64aa59b244abae4e72300719b6 (diff)
mm: show node_pages_scanned per node, not zone
The node_pages_scanned represents the number of scanned pages of node for reclaim so it's pointless to show it as kilobytes. As well, node_pages_scanned is per-node value, not per-zone. This patch changes node_pages_scanned per-zone-killobytes with per-node-count. [minchan@kernel.org: fix node_pages_scanned] Link: http://lkml.kernel.org/r/20160716101431.GA10305@bbox Link: http://lkml.kernel.org/r/1468588165-12461-5-git-send-email-mgorman@techsingularity.net Signed-off-by: Minchan Kim <minchan@kernel.org> Signed-off-by: Mel Gorman <mgorman@techsingularity.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/page_alloc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f1b5a0bc11f2..ffd4fdbae8b5 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4313,6 +4313,7 @@ void show_free_areas(unsigned int filter)
#endif
" writeback_tmp:%lukB"
" unstable:%lukB"
+ " pages_scanned:%lu"
" all_unreclaimable? %s"
"\n",
pgdat->node_id,
@@ -4335,6 +4336,7 @@ void show_free_areas(unsigned int filter)
K(node_page_state(pgdat, NR_SHMEM)),
K(node_page_state(pgdat, NR_WRITEBACK_TEMP)),
K(node_page_state(pgdat, NR_UNSTABLE_NFS)),
+ node_page_state(pgdat, NR_PAGES_SCANNED),
!pgdat_reclaimable(pgdat) ? "yes" : "no");
}
@@ -4365,7 +4367,6 @@ void show_free_areas(unsigned int filter)
" free_pcp:%lukB"
" local_pcp:%ukB"
" free_cma:%lukB"
- " node_pages_scanned:%lu"
"\n",
zone->name,
K(zone_page_state(zone, NR_FREE_PAGES)),
@@ -4383,8 +4384,7 @@ void show_free_areas(unsigned int filter)
K(zone_page_state(zone, NR_BOUNCE)),
K(free_pcp),
K(this_cpu_read(zone->pageset->pcp.count)),
- K(zone_page_state(zone, NR_FREE_CMA_PAGES)),
- K(node_page_state(zone->zone_pgdat, NR_PAGES_SCANNED)));
+ K(zone_page_state(zone, NR_FREE_CMA_PAGES)));
printk("lowmem_reserve[]:");
for (i = 0; i < MAX_NR_ZONES; i++)
printk(" %ld", zone->lowmem_reserve[i]);