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io_uring.h: sync with kernel

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Add sync_range_file opcode and related fields, and the
io_uring_register(2) commands for eventfd registration.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe
2019-05-18 12:54:05 -06:00
parent 3200e997d0
commit 1a90a51ecd
1 changed files with 6 additions and 2 deletions
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8
src/io_uring.h
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@@ -26,6 +26,7 @@ struct io_uring_sqe {
__kernel_rwf_t rw_flags;
__u32 fsync_flags;
__u16 poll_events;
__u32 sync_range_flags;
};
__u64 user_data; /* data to be passed back at completion time */
union {
@@ -38,8 +39,8 @@ struct io_uring_sqe {
* sqe->flags
*/
#define IOSQE_FIXED_FILE (1U << 0) /* use fixed fileset */
#define IOSQE_IO_DRAIN (1U << 1)
#define IOSQE_IO_LINK (1U << 2)
#define IOSQE_IO_DRAIN (1U << 1) /* issue after inflight IO */
#define IOSQE_IO_LINK (1U << 2) /* next IO depends on this one */
/*
* io_uring_setup() flags
@@ -56,6 +57,7 @@ struct io_uring_sqe {
#define IORING_OP_WRITE_FIXED 5
#define IORING_OP_POLL_ADD 6
#define IORING_OP_POLL_REMOVE 7
#define IORING_OP_SYNC_FILE_RANGE 8
/*
* sqe->fsync_flags
@@ -135,5 +137,7 @@ struct io_uring_params {
#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
#endif