linux-kernel - [PATCH v1 1/2] io_uring: uapi: Don't force linux/time

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Date:   Wed, 16 Nov 2022 04:29:52 +0700
From:   Ammar Faizi <ammarfaizi2@...weeb.org>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Pavel Begunkov <asml.silence@...il.com>,
        Stefan Metzmacher <metze@...ba.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        io-uring Mailing List <io-uring@...r.kernel.org>,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        Ammar Faizi <ammarfaizi2@...weeb.org>
Subject: [PATCH v1 1/2] io_uring: uapi: Don't force linux/time_types.h for userspace

From: Stefan Metzmacher <metze@...ba.org>

include/uapi/linux/io_uring.h is synced 1:1 into
liburing:src/include/liburing/io_uring.h.

liburing has a configure check to detect the need for
linux/time_types.h.

Fixes: 78a861b9495920f8609dee5b670dacbff09d359f ("io_uring: add sync cancelation API through io_uring_register()")
Link: https://github.com/axboe/liburing/issues/708
Link: https://github.com/axboe/liburing/pull/709
Signed-off-by: Stefan Metzmacher <metze@...ba.org>
Signed-off-by: Ammar Faizi <ammarfaizi2@...weeb.org>
---
 include/uapi/linux/io_uring.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 2df3225b562f..77027cbaf786 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -1,25 +1,34 @@
 /* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */
 /*
  * Header file for the io_uring interface.
  *
  * Copyright (C) 2019 Jens Axboe
  * Copyright (C) 2019 Christoph Hellwig
  */
 #ifndef LINUX_IO_URING_H
 #define LINUX_IO_URING_H
 
 #include <linux/fs.h>
 #include <linux/types.h>
+/*
+ * This file is shared with liburing and it has to autodetect
+ * if linux/time_types.h is available
+ */
+#ifdef __KERNEL__
+#define HAVE_LINUX_TIME_TYPES_H 1
+#endif
+#ifdef HAVE_LINUX_TIME_TYPES_H
 #include <linux/time_types.h>
+#endif
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /*
  * IO submission data structure (Submission Queue Entry)
  */
 struct io_uring_sqe {
 	__u8	opcode;		/* type of operation for this sqe */
 	__u8	flags;		/* IOSQE_ flags */
 	__u16	ioprio;		/* ioprio for the request */
-- 
Ammar Faizi