From 5f0eff53e9e6c5a990f446e9976a69687cf7c445 Mon Sep 17 00:00:00 2001
From: Damien Le Moal <damien.lemoal@wdc.com>
Date: Thu, 15 Apr 2021 17:30:08 +0800
Subject: [PATCH] aio: Comment use of IOCB_FLAG_IOPRIO aio flag

mainline inclusion
from mainline-5.0-rc1
commit 23464f8c3407b83106463999b64fe10dc66ff6a3
category: feature
bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=27
CVE: NA
---------------------------

Comment the use of the IOCB_FLAG_IOPRIO aio flag similarly to the
IOCB_FLAG_RESFD flag.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: yangerkun <yangerkun@huawei.com>
Reviewed-by: zhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: Cheng Jian <cj.chengjian@huawei.com>
---
 include/uapi/linux/aio_abi.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/uapi/linux/aio_abi.h b/include/uapi/linux/aio_abi.h
index ce43d340f010..8387e0af0f76 100644
--- a/include/uapi/linux/aio_abi.h
+++ b/include/uapi/linux/aio_abi.h
@@ -50,6 +50,8 @@ enum {
  *
  * IOCB_FLAG_RESFD - Set if the "aio_resfd" member of the "struct iocb"
  *                   is valid.
+ * IOCB_FLAG_IOPRIO - Set if the "aio_reqprio" member of the "struct iocb"
+ *                    is valid.
  */
 #define IOCB_FLAG_RESFD		(1 << 0)
 #define IOCB_FLAG_IOPRIO	(1 << 1)
-- 
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