From 9b3ef741dc052c478ec9ae3d2487614ae7a9e029 Mon Sep 17 00:00:00 2001
From: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Date: Tue, 23 Aug 2022 18:45:49 +0700
Subject: [PATCH] io_uring: uapi: Add `extern "C"` in io_uring.h for liburing

Make it easy for liburing to integrate uapi header with the kernel.
Previously, when this header changes, the liburing side can't directly
copy this header file due to some small differences. Sync them.

Link: https://lore.kernel.org/io-uring/f1feef16-6ea2-0653-238f-4aaee35060b6@kernel.dk
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Dylan Yudaken <dylany@fb.com>
Cc: Facebook Kernel Team <kernel-team@fb.com>
Signed-off-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 include/uapi/linux/io_uring.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 1463cfecb56b0..9e0b5c8d92cea 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -12,6 +12,10 @@
 #include <linux/types.h>
 #include <linux/time_types.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * IO submission data structure (Submission Queue Entry)
  */
@@ -661,4 +665,8 @@ struct io_uring_recvmsg_out {
 	__u32 flags;
 };
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
-- 
2.39.5