diff options
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r-- | mm/vmscan.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 8f71761bc4b7..1ff1a58e7c10 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c | |||
@@ -496,7 +496,7 @@ static unsigned long shrink_page_list(struct list_head *page_list, | |||
496 | page = lru_to_page(page_list); | 496 | page = lru_to_page(page_list); |
497 | list_del(&page->lru); | 497 | list_del(&page->lru); |
498 | 498 | ||
499 | if (TestSetPageLocked(page)) | 499 | if (!trylock_page(page)) |
500 | goto keep; | 500 | goto keep; |
501 | 501 | ||
502 | VM_BUG_ON(PageActive(page)); | 502 | VM_BUG_ON(PageActive(page)); |
@@ -582,7 +582,7 @@ static unsigned long shrink_page_list(struct list_head *page_list, | |||
582 | * A synchronous write - probably a ramdisk. Go | 582 | * A synchronous write - probably a ramdisk. Go |
583 | * ahead and try to reclaim the page. | 583 | * ahead and try to reclaim the page. |
584 | */ | 584 | */ |
585 | if (TestSetPageLocked(page)) | 585 | if (!trylock_page(page)) |
586 | goto keep; | 586 | goto keep; |
587 | if (PageDirty(page) || PageWriteback(page)) | 587 | if (PageDirty(page) || PageWriteback(page)) |
588 | goto keep_locked; | 588 | goto keep_locked; |
@@ -1408,7 +1408,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist, | |||
1408 | if (sc->nr_scanned && priority < DEF_PRIORITY - 2) | 1408 | if (sc->nr_scanned && priority < DEF_PRIORITY - 2) |
1409 | congestion_wait(WRITE, HZ/10); | 1409 | congestion_wait(WRITE, HZ/10); |
1410 | } | 1410 | } |
1411 | /* top priority shrink_caches still had more to do? don't OOM, then */ | 1411 | /* top priority shrink_zones still had more to do? don't OOM, then */ |
1412 | if (!sc->all_unreclaimable && scan_global_lru(sc)) | 1412 | if (!sc->all_unreclaimable && scan_global_lru(sc)) |
1413 | ret = nr_reclaimed; | 1413 | ret = nr_reclaimed; |
1414 | out: | 1414 | out: |
@@ -1979,7 +1979,7 @@ module_init(kswapd_init) | |||
1979 | int zone_reclaim_mode __read_mostly; | 1979 | int zone_reclaim_mode __read_mostly; |
1980 | 1980 | ||
1981 | #define RECLAIM_OFF 0 | 1981 | #define RECLAIM_OFF 0 |
1982 | #define RECLAIM_ZONE (1<<0) /* Run shrink_cache on the zone */ | 1982 | #define RECLAIM_ZONE (1<<0) /* Run shrink_inactive_list on the zone */ |
1983 | #define RECLAIM_WRITE (1<<1) /* Writeout pages during reclaim */ | 1983 | #define RECLAIM_WRITE (1<<1) /* Writeout pages during reclaim */ |
1984 | #define RECLAIM_SWAP (1<<2) /* Swap pages out during reclaim */ | 1984 | #define RECLAIM_SWAP (1<<2) /* Swap pages out during reclaim */ |
1985 | 1985 | ||