diff options
| author | Wen Yang <wenyang.linux@foxmail.com> | 2023-06-14 20:40:28 +0200 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-06-15 14:55:15 +0200 |
| commit | 2d8c9dcf7158060fcec9f891c0292ffdb4397523 (patch) | |
| tree | 77e5fa5a5aca6dcbe68da24c06531489f28d01c0 /include | |
| parent | autofs: set ctime as well when mtime changes on a dir (diff) | |
| download | linux-2d8c9dcf7158060fcec9f891c0292ffdb4397523.tar.xz linux-2d8c9dcf7158060fcec9f891c0292ffdb4397523.zip | |
eventfd: add a uapi header for eventfd userspace APIs
Create a uapi header include/uapi/linux/eventfd.h, move the associated
flags to the uapi header, and include it from linux/eventfd.h.
Suggested-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Wen Yang <wenyang.linux@foxmail.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Dylan Yudaken <dylany@fb.com>
Cc: David Woodhouse <dwmw@amazon.co.uk>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Eric Biggers <ebiggers@google.com>
Cc: linux-fsdevel@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Message-Id: <tencent_2B6A999A23E86E522D5D9859D54FFCF9AA05@qq.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/eventfd.h | 6 | ||||
| -rw-r--r-- | include/uapi/linux/eventfd.h | 11 |
2 files changed, 12 insertions, 5 deletions
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h index 98d31cdaca40..b9d83652c097 100644 --- a/include/linux/eventfd.h +++ b/include/linux/eventfd.h @@ -9,12 +9,12 @@ #ifndef _LINUX_EVENTFD_H #define _LINUX_EVENTFD_H -#include <linux/fcntl.h> #include <linux/wait.h> #include <linux/err.h> #include <linux/percpu-defs.h> #include <linux/percpu.h> #include <linux/sched.h> +#include <uapi/linux/eventfd.h> /* * CAREFUL: Check include/uapi/asm-generic/fcntl.h when defining @@ -23,10 +23,6 @@ * from eventfd, in order to leave a free define-space for * shared O_* flags. */ -#define EFD_SEMAPHORE (1 << 0) -#define EFD_CLOEXEC O_CLOEXEC -#define EFD_NONBLOCK O_NONBLOCK - #define EFD_SHARED_FCNTL_FLAGS (O_CLOEXEC | O_NONBLOCK) #define EFD_FLAGS_SET (EFD_SHARED_FCNTL_FLAGS | EFD_SEMAPHORE) diff --git a/include/uapi/linux/eventfd.h b/include/uapi/linux/eventfd.h new file mode 100644 index 000000000000..2eb9ab6c32f3 --- /dev/null +++ b/include/uapi/linux/eventfd.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI_LINUX_EVENTFD_H +#define _UAPI_LINUX_EVENTFD_H + +#include <linux/fcntl.h> + +#define EFD_SEMAPHORE (1 << 0) +#define EFD_CLOEXEC O_CLOEXEC +#define EFD_NONBLOCK O_NONBLOCK + +#endif /* _UAPI_LINUX_EVENTFD_H */ |