Like inode cache, the dentry will also be added to its memcg list_lru. So replace kmem_cache_alloc() with kmem_cache_alloc_lru() to allocate dentry. Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx> Acked-by: Roman Gushchin <roman.gushchin@xxxxxxxxx> --- fs/dcache.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/dcache.c b/fs/dcache.c index c84269c6e8bf..93f4f5ee07bf 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1766,7 +1766,8 @@ static struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name) char *dname; int err; - dentry = kmem_cache_alloc(dentry_cache, GFP_KERNEL); + dentry = kmem_cache_alloc_lru(dentry_cache, &sb->s_dentry_lru, + GFP_KERNEL); if (!dentry) return NULL; -- 2.11.0