diff --git a/fs/eventfd.c b/fs/eventfd.c index 61c9514da5e956a36a90e9df601eccfc01b9595a..ceb1031f1cac948e74a970f02058cfeb52d7a351 100644 --- a/fs/eventfd.c +++ b/fs/eventfd.c @@ -156,11 +156,11 @@ static __poll_t eventfd_poll_mask(struct file *file, __poll_t eventmask) count = READ_ONCE(ctx->count); if (count > 0) - events |= EPOLLIN; + events |= (EPOLLIN & eventmask); if (count == ULLONG_MAX) events |= EPOLLERR; if (ULLONG_MAX - 1 > count) - events |= EPOLLOUT; + events |= (EPOLLOUT & eventmask); return events; }