diff options
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 37 |
1 files changed, 17 insertions, 20 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 4e05caed1..e14ab1ea2 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -175,7 +175,7 @@ static bool sane_reclaim(struct scan_control *sc) if (!memcg) return true; #ifdef CONFIG_CGROUP_WRITEBACK - if (cgroup_on_dfl(memcg->css.cgroup)) + if (cgroup_subsys_on_dfl(memory_cgrp_subsys)) return true; #endif return false; @@ -194,7 +194,7 @@ static bool sane_reclaim(struct scan_control *sc) static unsigned long zone_reclaimable_pages(struct zone *zone) { - int nr; + unsigned long nr; nr = zone_page_state(zone, NR_ACTIVE_FILE) + zone_page_state(zone, NR_INACTIVE_FILE); @@ -1476,7 +1476,7 @@ static int too_many_isolated(struct zone *zone, int file, * won't get blocked by normal direct-reclaimers, forming a circular * deadlock. */ - if ((sc->gfp_mask & GFP_IOFS) == GFP_IOFS) + if ((sc->gfp_mask & (__GFP_IO | __GFP_FS)) == (__GFP_IO | __GFP_FS)) inactive >>= 3; return isolated > inactive; @@ -1859,17 +1859,14 @@ static void shrink_active_list(unsigned long nr_to_scan, } #ifdef CONFIG_SWAP -static int inactive_anon_is_low_global(struct zone *zone) +static bool inactive_anon_is_low_global(struct zone *zone) { unsigned long active, inactive; active = zone_page_state(zone, NR_ACTIVE_ANON); inactive = zone_page_state(zone, NR_INACTIVE_ANON); - if (inactive * zone->inactive_ratio < active) - return 1; - - return 0; + return inactive * zone->inactive_ratio < active; } /** @@ -1879,14 +1876,14 @@ static int inactive_anon_is_low_global(struct zone *zone) * Returns true if the zone does not have enough inactive anon pages, * meaning some active anon pages need to be deactivated. */ -static int inactive_anon_is_low(struct lruvec *lruvec) +static bool inactive_anon_is_low(struct lruvec *lruvec) { /* * If we don't have swap space, anonymous page deactivation * is pointless. */ if (!total_swap_pages) - return 0; + return false; if (!mem_cgroup_disabled()) return mem_cgroup_inactive_anon_is_low(lruvec); @@ -1894,9 +1891,9 @@ static int inactive_anon_is_low(struct lruvec *lruvec) return inactive_anon_is_low_global(lruvec_zone(lruvec)); } #else -static inline int inactive_anon_is_low(struct lruvec *lruvec) +static inline bool inactive_anon_is_low(struct lruvec *lruvec) { - return 0; + return false; } #endif @@ -1914,7 +1911,7 @@ static inline int inactive_anon_is_low(struct lruvec *lruvec) * This uses a different ratio than the anonymous pages, because * the page cache uses a use-once replacement algorithm. */ -static int inactive_file_is_low(struct lruvec *lruvec) +static bool inactive_file_is_low(struct lruvec *lruvec) { unsigned long inactive; unsigned long active; @@ -1925,7 +1922,7 @@ static int inactive_file_is_low(struct lruvec *lruvec) return active > inactive; } -static int inactive_list_is_low(struct lruvec *lruvec, enum lru_list lru) +static bool inactive_list_is_low(struct lruvec *lruvec, enum lru_list lru) { if (is_file_lru(lru)) return inactive_file_is_low(lruvec); @@ -2483,7 +2480,7 @@ static inline bool compaction_ready(struct zone *zone, int order) balance_gap = min(low_wmark_pages(zone), DIV_ROUND_UP( zone->managed_pages, KSWAPD_ZONE_BALANCE_GAP_RATIO)); watermark = high_wmark_pages(zone) + balance_gap + (2UL << order); - watermark_ok = zone_watermark_ok_safe(zone, 0, watermark, 0, 0); + watermark_ok = zone_watermark_ok_safe(zone, 0, watermark, 0); /* * If compaction is deferred, reclaim up to a point where @@ -2972,7 +2969,7 @@ static bool zone_balanced(struct zone *zone, int order, unsigned long balance_gap, int classzone_idx) { if (!zone_watermark_ok_safe(zone, order, high_wmark_pages(zone) + - balance_gap, classzone_idx, 0)) + balance_gap, classzone_idx)) return false; if (IS_ENABLED(CONFIG_COMPACTION) && order && compaction_suitable(zone, @@ -3715,10 +3712,10 @@ static inline unsigned long zone_unmapped_file_pages(struct zone *zone) } /* Work out how many page cache pages we can reclaim in this reclaim_mode */ -static long zone_pagecache_reclaimable(struct zone *zone) +static unsigned long zone_pagecache_reclaimable(struct zone *zone) { - long nr_pagecache_reclaimable; - long delta = 0; + unsigned long nr_pagecache_reclaimable; + unsigned long delta = 0; /* * If RECLAIM_UNMAP is set, then all file pages are considered @@ -3813,7 +3810,7 @@ int zone_reclaim(struct zone *zone, gfp_t gfp_mask, unsigned int order) /* * Do not scan if the allocation should not be delayed. */ - if (!(gfp_mask & __GFP_WAIT) || (current->flags & PF_MEMALLOC)) + if (!gfpflags_allow_blocking(gfp_mask) || (current->flags & PF_MEMALLOC)) return ZONE_RECLAIM_NOSCAN; /* |