From 035e44c7cb990d91e77b57b146b8dc78ad064b95 Mon Sep 17 00:00:00 2001
From: Ayush Ranjan <ayushranjan@google.com>
Date: Tue, 12 Oct 2021 12:44:53 -0700
Subject: Make DoubleLayerEpoll use non blocking pipes.

We don't want the read to block and want to test that epoll_wait returns only
when there is data available in rfd to be read.

PiperOrigin-RevId: 402631091
---
 test/syscalls/linux/epoll.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'test')

diff --git a/test/syscalls/linux/epoll.cc b/test/syscalls/linux/epoll.cc
index b1760b7d6..c2dc8174c 100644
--- a/test/syscalls/linux/epoll.cc
+++ b/test/syscalls/linux/epoll.cc
@@ -499,7 +499,7 @@ TEST(EpollTest, PipeReaderHupAfterWriterClosed) {
 
 TEST(EpollTest, DoubleLayerEpoll) {
   int pipefds[2];
-  ASSERT_THAT(pipe(pipefds), SyscallSucceeds());
+  ASSERT_THAT(pipe2(pipefds, O_NONBLOCK), SyscallSucceeds());
   FileDescriptor rfd(pipefds[0]);
   FileDescriptor wfd(pipefds[1]);
 
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