pipe: Remove redundant wakeup from pipe_write()

Remove a redundant wakeup from pipe_write().

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2019-10-07 15:10:06 +01:00
parent a194dfe6e6
commit 7e25a73f1a

View file

@ -517,11 +517,6 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from)
ret = -ERESTARTSYS;
break;
}
if (do_wakeup) {
wake_up_interruptible_sync_poll(&pipe->wait, EPOLLIN | EPOLLRDNORM);
kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN);
do_wakeup = 0;
}
pipe->waiting_writers++;
pipe_wait(pipe);
pipe->waiting_writers--;