eventfd_poll() never returns POLLHUP. Signed-off-by: Li Zefan <lize...@huawei.com> --- kernel/cgroup.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 58ae040..3206137 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -3938,12 +3938,6 @@ static int cgroup_write_event_control(struct cgroup *cgrp, struct cftype *cft, if (ret) goto fail; - if (efile->f_op->poll(efile, &event->pt) & POLLHUP) { - event->cft->unregister_event(cgrp, event->cft, event->eventfd); - ret = 0; - goto fail; - } - /* * Events should be removed after rmdir of cgroup directory, but before * destroying subsystem state objects. Let's take reference to cgroup -- 1.8.0.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/