mm: fix up the vmscan stat in vmstat

The "pgsteal" stat is confusing because it counts both direct reclaim as well as background reclaim. However, we have "kswapd_steal" which also counts background reclaim value. This patch fixes it and also makes it match the existng "pgscan_" stats. Test: pgsteal_kswapd_dma32 447623 pgsteal_kswapd_normal 42272677 pgsteal_kswapd_movable 0 pgsteal_direct_dma32 2801 pgsteal_direct_normal 44353270 pgsteal_direct_movable 0

Ying Han committed 14 years ago

Commit 904249a1 parent 13d51803 files · +13 −7Browse files

Showing the changes to include/linux (1 of 3 files). Show all

Unified · Split

include/linux/vm_event_item.h+3−2

@@ -26,13 +26,14 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT, · 25 unmodified lines
26	26	PGFREE, PGACTIVATE, PGDEACTIVATE,
27	27	PGFAULT, PGMAJFAULT,
28	28	FOR_ALL_ZONES(PGREFILL),
29		− FOR_ALL_ZONES(PGSTEAL),
	29	+ FOR_ALL_ZONES(PGSTEAL_KSWAPD),
	30	+ FOR_ALL_ZONES(PGSTEAL_DIRECT),
30	31	FOR_ALL_ZONES(PGSCAN_KSWAPD),
31	32	FOR_ALL_ZONES(PGSCAN_DIRECT),
32	33	#ifdef CONFIG_NUMA
33	34	PGSCAN_ZONE_RECLAIM_FAILED,
34	35	#endif
35		− PGINODESTEAL, SLABS_SCANNED, KSWAPD_STEAL, KSWAPD_INODESTEAL,
	36	+ PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
36	37	KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
37	38	KSWAPD_SKIP_CONGESTION_WAIT,
38	39	PAGEOUTRUN, ALLOCSTALL, PGROTATED,