linux-kernel - [PATCH] io_uring: fix compile error when CONFIG_IO

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Message-Id: <20230523092629.3402710-1-lingfuyi@126.com>
Date:   Tue, 23 May 2023 17:26:29 +0800
From:   lingfuyi <lingfuyi@....com>
To:     asml.silence@...il.com, axboe@...nel.dk
Cc:     io-uring@...r.kernel.org, linux-kernel@...r.kernel.org,
        lingfuyi <lingfuyi@....com>, k2ci <kernel-bot@...inos.cn>
Subject: [PATCH] io_uring: fix compile error when CONFIG_IO_URING not set

when compile with ARCH=mips CROSS_COMPILE=mips-linux-gnu- , and CONFIG_IO_URING
is not set , compile will case some error like this:
drivers/nvme/host/ioctl.c:555:37: error: initialization of
‘const struct nvme_uring_cmd *’ from ‘int’ makes pointer from
integer without a cast [-Werror=int-conversion]

Reported-by: k2ci <kernel-bot@...inos.cn>
Signed-off-by: lingfuyi <lingfuyi@....com>
---
 include/linux/io_uring.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h
index 7fe31b2cd02f..c76809f59617 100644
--- a/include/linux/io_uring.h
+++ b/include/linux/io_uring.h
@@ -98,6 +98,10 @@ static inline void io_uring_files_cancel(void)
 static inline void io_uring_free(struct task_struct *tsk)
 {
 }
+static inline const void *io_uring_sqe_cmd(const struct io_uring_sqe *sqe)
+{
+       return NULL;
+}
 static inline const char *io_uring_get_opcode(u8 opcode)
 {
 	return "";
-- 
2.20.1