Use limit_in_bytes to calculate wmark_high and wmark_low as described in document. Link: https://www.alibabacloud.com/help/zh/alinux/user-guide/memcg-backend-asynchr... Signed-off-by: Liu Shixin <liushixin2@huawei.com> --- mm/memcontrol.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index c178ffbdb202..44caef983b6f 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2495,19 +2495,19 @@ static unsigned long reclaim_high(struct mem_cgroup *memcg, #ifdef CONFIG_MEMCG_V1_RECLAIM static unsigned long async_high_read(struct mem_cgroup *memcg) { - return READ_ONCE(memcg->memory.high) * READ_ONCE(memcg->high_async_ratio) / HIGH_ASYNC_RATIO_BASE; + return READ_ONCE(memcg->memory.max) * READ_ONCE(memcg->high_async_ratio) / HIGH_ASYNC_RATIO_BASE; } static unsigned long async_low_read(struct mem_cgroup *memcg) { return async_high_read(memcg) - - READ_ONCE(memcg->memory.high) * HIGH_ASYNC_RATIO_GAP / HIGH_ASYNC_RATIO_BASE; + READ_ONCE(memcg->memory.max) * HIGH_ASYNC_RATIO_GAP / HIGH_ASYNC_RATIO_BASE; } static bool is_high_async_reclaim(struct mem_cgroup *memcg) { int ratio = READ_ONCE(memcg->high_async_ratio); - unsigned long memcg_high = READ_ONCE(memcg->memory.high); + unsigned long memcg_high = READ_ONCE(memcg->memory.max); if (ratio == HIGH_ASYNC_RATIO_BASE || memcg_high == PAGE_COUNTER_MAX) return false; -- 2.34.1