[RFC PATCH 09/10] pipe: Remove redundant wakeup from pipe_write() [ver #2]

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Remove a redundant wakeup from pipe_write().

Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
---

 fs/pipe.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/pipe.c b/fs/pipe.c
index 1bfad2212b95..3df93990dd9d 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -516,11 +516,6 @@ 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--;





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