diff options
Diffstat (limited to 'kernel/bpf')
| -rw-r--r-- | kernel/bpf/arena.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/arena.c b/kernel/bpf/arena.c index af49c154473d..80b7b8a69446 100644 --- a/kernel/bpf/arena.c +++ b/kernel/bpf/arena.c @@ -891,7 +891,7 @@ static void arena_free_pages(struct bpf_arena *arena, long uaddr, long page_cnt, llist_for_each_safe(pos, t, __llist_del_all(&free_pages)) { page = llist_entry(pos, struct page, pcp_llist); - if (page_cnt == 1 && page_mapped(page)) /* mapped by some user process */ + if (page_cnt == 1 && page_ref_count(page) > 1) /* maybe mapped by user space */ /* Optimization for the common case of page_cnt==1: * If page wasn't mapped into some user vma there * is no need to call zap_pages which is slow. When |