aio_fsync: wait until aio_fsync completes

This patch introduces wait so that testcases exit doesn't race
with completion of aio_fsync.

This is to avoid SIGSEGV:
 #0  0x000003fffd1f4a24 in _IO_flush_all_lockp () at genops.c:850
 #1  0x000003fffd1f4b8e in _IO_cleanup () at genops.c:1010
 #2  0x000003fffd1a88f6 in __run_exit_handlers () at exit.c:90
 #3  0x000003fffd1a89b0 in __GI_exit () at exit.c:99
 #4  0x000003fffd18c822 in __libc_start_main () at libc-start.c:292
 #5  0x0000000080000b76 in _start ()

Signed-off-by: Jan Stancek <jstancek@redhat.com>
Acked-by: Cyril Hrubis <chrubis@suse.cz>
Reviewed-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-1.c b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-1.c
index d03dc76..356a21e 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-1.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-1.c
@@ -73,6 +73,20 @@
 		exit(PTS_FAIL);
 	}
 
+	/* wait for aio_fsync */
+	do {
+		usleep(10000);
+		ret = aio_error(&aiocb_fsync);
+	} while (ret == EINPROGRESS);
+
+	ret = aio_return(&aiocb_fsync);
+	if (ret) {
+		printf(TNAME " Error at aio_return(): %d (%s)\n",
+			ret, strerror(errno));
+		close(fd);
+		return PTS_FAIL;
+	}
+
 	close(fd);
 	printf("Test PASSED\n");
 	return PTS_PASS;
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-2.c b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-2.c
index 7215872..65e36d0 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-2.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-2.c
@@ -73,6 +73,20 @@
 		exit(PTS_FAIL);
 	}
 
+	/* wait for aio_fsync */
+	do {
+		usleep(10000);
+		ret = aio_error(&aiocb_fsync);
+	} while (ret == EINPROGRESS);
+
+	ret = aio_return(&aiocb_fsync);
+	if (ret) {
+		printf(TNAME " Error at aio_return(): %d (%s)\n",
+			ret, strerror(errno));
+		close(fd);
+		return PTS_FAIL;
+	}
+
 	close(fd);
 	printf("Test PASSED\n");
 	return PTS_PASS;
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-3.c b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-3.c
index 1126e84..794ee49 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-3.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-3.c
@@ -73,6 +73,20 @@
 		exit(PTS_FAIL);
 	}
 
+	/* wait for aio_fsync */
+	do {
+		usleep(10000);
+		ret = aio_error(&aiocb_fsync);
+	} while (ret == EINPROGRESS);
+
+	ret = aio_return(&aiocb_fsync);
+	if (ret) {
+		printf(TNAME " Error at aio_return(): %d (%s)\n",
+			ret, strerror(errno));
+		close(fd);
+		return PTS_FAIL;
+	}
+
 	close(fd);
 	printf("Test PASSED\n");
 	return PTS_PASS;
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-4.c b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-4.c
index e0e83a7..7a212e6 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-4.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/8-4.c
@@ -73,6 +73,20 @@
 		exit(PTS_FAIL);
 	}
 
+	/* wait for aio_fsync */
+	do {
+		usleep(10000);
+		ret = aio_error(&aiocb_fsync);
+	} while (ret == EINPROGRESS);
+
+	ret = aio_return(&aiocb_fsync);
+	if (ret) {
+		printf(TNAME " Error at aio_return(): %d (%s)\n",
+			ret, strerror(errno));
+		close(fd);
+		return PTS_FAIL;
+	}
+
 	close(fd);
 	printf("Test PASSED\n");
 	return PTS_PASS;
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/9-1.c b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/9-1.c
index f0e7ee2..a8b0ec1 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/9-1.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/aio_fsync/9-1.c
@@ -72,6 +72,20 @@
 		exit(PTS_FAIL);
 	}
 
+	/* wait for aio_fsync */
+	do {
+		usleep(10000);
+		ret = aio_error(&aiocb_fsync);
+	} while (ret == EINPROGRESS);
+
+	ret = aio_return(&aiocb_fsync);
+	if (ret) {
+		printf(TNAME " Error at aio_return(): %d (%s)\n",
+			ret, strerror(errno));
+		close(fd);
+		return PTS_FAIL;
+	}
+
 	close(fd);
 	printf("Test PASSED\n");
 	return PTS_PASS;