RHEL8.4 has following ms commit backported:
d42f3245c7e2 ("mm: memcg: convert vmstat slab counters to bytes")So, update places were we use per-memcg counters NR_SLAB_[UN]RECLAIMABLE_B accordingly. https://jira.sw.ru/browse/PSBM-132893 Fixes: 04a18280021f ("ve/mm: introduce min threshold for dcache") Signed-off-by: Konstantin Khorenko <[email protected]> --- fs/super.c | 2 +- mm/memcontrol.c | 6 +++++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/super.c b/fs/super.c index 5b807bdb58e6..a68ab7d3e1b7 100644 --- a/fs/super.c +++ b/fs/super.c @@ -65,7 +65,7 @@ bool dcache_is_low(struct mem_cgroup *memcg) anon = global_node_page_state(NR_ANON_MAPPED); file = global_node_page_state(NR_FILE_PAGES); - dcache = global_node_page_state(NR_SLAB_RECLAIMABLE_B); + dcache = global_node_page_state_pages(NR_SLAB_RECLAIMABLE_B); return dcache / vfs_cache_min_ratio < (anon + file + dcache) / 100; diff --git a/mm/memcontrol.c b/mm/memcontrol.c index cd12ec265c61..a1c9cb362b74 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1521,7 +1521,11 @@ bool mem_cgroup_dcache_is_low(struct mem_cgroup *memcg, int vfs_cache_min_ratio) anon = memcg_page_state(memcg, NR_ANON_MAPPED); file = memcg_page_state(memcg, NR_FILE_PAGES); - dcache = memcg_page_state(memcg, NR_SLAB_RECLAIMABLE_B); + /* + * After ms commit d42f3245c7e2 ("mm: memcg: convert vmstat slab + * counters to bytes") NR_SLAB_{,UN}RECLAIMABLE_B are in bytes. + */ + dcache = memcg_page_state(memcg, NR_SLAB_RECLAIMABLE_B) >> PAGE_SHIFT; return dcache / vfs_cache_min_ratio < (anon + file + dcache) / 100; -- 2.28.0 _______________________________________________ Devel mailing list [email protected] https://lists.openvz.org/mailman/listinfo/devel
