linux-kernel - [PATCH 1/4] io_uring: add IORING_ACCEPT

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Date:   Sat,  7 May 2022 22:06:17 +0800
From:   Hao Xu <haoxu.linux@...il.com>
To:     io-uring@...r.kernel.org
Cc:     Jens Axboe <axboe@...nel.dk>,
        Pavel Begunkov <asml.silence@...il.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/4] io_uring: add IORING_ACCEPT_MULTISHOT for accept

From: Hao Xu <howeyxu@...cent.com>

add an accept_flag IORING_ACCEPT_MULTISHOT for accept, which is to
support multishot.

Signed-off-by: Hao Xu <howeyxu@...cent.com>
Signed-off-by: Jens Axboe <axboe@...nel.dk>
---
 include/uapi/linux/io_uring.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 06621a278cb6..f4d9ca62a5a6 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -223,6 +223,11 @@ enum {
  */
 #define IORING_RECVSEND_POLL_FIRST	(1U << 0)
 
+/*
+ * accept flags stored in accept_flags
+ */
+#define IORING_ACCEPT_MULTISHOT	(1U << 15)
+
 /*
  * IO completion data structure (Completion Queue Entry)
  */
-- 
2.36.0