Messages in this thread Patch in this message | | | From | Stefano Garzarella <> | Subject | [PATCH RFC 1/3] io_uring: use an enumeration for io_uring_register(2) opcodes | Date | Fri, 10 Jul 2020 16:19:43 +0200 |
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The enumeration allows us to keep track of the last io_uring_register(2) opcode available.
Behaviour and opcodes names don't change.
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> --- include/uapi/linux/io_uring.h | 27 ++++++++++++++++----------- 1 file changed, 16 insertions(+), 11 deletions(-)
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index 92c22699a5a7..2d18f1d0b5df 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -252,17 +252,22 @@ struct io_uring_params { /* * io_uring_register(2) opcodes and arguments */ -#define IORING_REGISTER_BUFFERS 0 -#define IORING_UNREGISTER_BUFFERS 1 -#define IORING_REGISTER_FILES 2 -#define IORING_UNREGISTER_FILES 3 -#define IORING_REGISTER_EVENTFD 4 -#define IORING_UNREGISTER_EVENTFD 5 -#define IORING_REGISTER_FILES_UPDATE 6 -#define IORING_REGISTER_EVENTFD_ASYNC 7 -#define IORING_REGISTER_PROBE 8 -#define IORING_REGISTER_PERSONALITY 9 -#define IORING_UNREGISTER_PERSONALITY 10 +enum { + IORING_REGISTER_BUFFERS, + IORING_UNREGISTER_BUFFERS, + IORING_REGISTER_FILES, + IORING_UNREGISTER_FILES, + IORING_REGISTER_EVENTFD, + IORING_UNREGISTER_EVENTFD, + IORING_REGISTER_FILES_UPDATE, + IORING_REGISTER_EVENTFD_ASYNC, + IORING_REGISTER_PROBE, + IORING_REGISTER_PERSONALITY, + IORING_UNREGISTER_PERSONALITY, + + /* this goes last */ + IORING_REGISTER_LAST +}; struct io_uring_files_update { __u32 offset; -- 2.26.2
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