Synchronise io_uring.h with kernel, pull IORING_REGISTER_CLOCK and all
other changes.
Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
src/include/liburing/io_uring.h | 67 ++++++++++++++++++++-------------
1 file changed, 40 insertions(+), 27 deletions(-)
diff --git a/src/include/liburing/io_uring.h b/src/include/liburing/io_uring.h
index 01c36a8..48c440e 100644
--- a/src/include/liburing/io_uring.h
+++ b/src/include/liburing/io_uring.h
@@ -116,7 +116,7 @@ struct io_uring_sqe {
*/
#define IORING_FILE_INDEX_ALLOC (~0U)
-enum {
+enum io_uring_sqe_flags_bit {
IOSQE_FIXED_FILE_BIT,
IOSQE_IO_DRAIN_BIT,
IOSQE_IO_LINK_BIT,
@@ -184,7 +184,7 @@ enum {
#define IORING_SETUP_DEFER_TASKRUN (1U << 13)
/*
- * Application provides ring memory
+ * Application provides the memory for the rings
*/
#define IORING_SETUP_NO_MMAP (1U << 14)
@@ -265,11 +265,12 @@ enum io_uring_op {
};
/*
- * sqe->uring_cmd_flags
+ * sqe->uring_cmd_flags top 8bits aren't available for userspace
* IORING_URING_CMD_FIXED use registered buffer; pass this flag
* along with setting sqe->buf_index.
*/
#define IORING_URING_CMD_FIXED (1U << 0)
+#define IORING_URING_CMD_MASK IORING_URING_CMD_FIXED
/*
@@ -317,15 +318,19 @@ enum io_uring_op {
* ASYNC_CANCEL flags.
*
* IORING_ASYNC_CANCEL_ALL Cancel all requests that match the given key
- * IORING_ASYNC_CANCEL_FD Key off 'fd' for cancelation rather than the
+ * IORING_ASYNC_CANCEL_FD Key off 'fd' for cancelation rather than the
* request 'user_data'
* IORING_ASYNC_CANCEL_ANY Match any request
* IORING_ASYNC_CANCEL_FD_FIXED 'fd' passed in is a fixed descriptor
+ * IORING_ASYNC_CANCEL_USERDATA Match on user_data, default for no other key
+ * IORING_ASYNC_CANCEL_OP Match request based on opcode
*/
#define IORING_ASYNC_CANCEL_ALL (1U << 0)
#define IORING_ASYNC_CANCEL_FD (1U << 1)
#define IORING_ASYNC_CANCEL_ANY (1U << 2)
#define IORING_ASYNC_CANCEL_FD_FIXED (1U << 3)
+#define IORING_ASYNC_CANCEL_USERDATA (1U << 4)
+#define IORING_ASYNC_CANCEL_OP (1U << 5)
/*
* send/sendmsg and recv/recvmsg flags (sqe->ioprio)
@@ -350,13 +355,13 @@ enum io_uring_op {
* IORING_NOTIF_USAGE_ZC_COPIED if data was copied
* (at least partially).
*
- * IORING_RECVSEND_BUNDLE Used with IOSQE_BUFFER_SELECT. If set, send wil
- * grab as many buffers from the buffer group ID
- * given and send them all. The completion result
- * will be the number of buffers send, with the
- * starting buffer ID in cqe->flags as per usual
- * for provided buffer usage. The buffers will be
- * contigious from the starting buffer ID.
+ * IORING_RECVSEND_BUNDLE Used with IOSQE_BUFFER_SELECT. If set, send or
+ * recv will grab as many buffers from the buffer
+ * group ID given and send them all. The completion
+ * result will be the number of buffers send, with
+ * the starting buffer ID in cqe->flags as per
+ * usual for provided buffer usage. The buffers
+ * will be contigious from the starting buffer ID.
*/
#define IORING_RECVSEND_POLL_FIRST (1U << 0)
#define IORING_RECV_MULTISHOT (1U << 1)
@@ -383,7 +388,7 @@ enum io_uring_op {
/*
* IORING_OP_MSG_RING command types, stored in sqe->addr
*/
-enum {
+enum io_uring_msg_ring_flags {
IORING_MSG_DATA, /* pass sqe->len as 'res' and off as user_data */
IORING_MSG_SEND_FD, /* send a registered fd to another ring */
};
@@ -416,7 +421,7 @@ enum {
* IO completion data structure (Completion Queue Entry)
*/
struct io_uring_cqe {
- __u64 user_data; /* sqe->user_data value passed back */
+ __u64 user_data; /* sqe->data submission passed back */
__s32 res; /* result code for this event */
__u32 flags;
@@ -441,9 +446,7 @@ struct io_uring_cqe {
#define IORING_CQE_F_SOCK_NONEMPTY (1U << 2)
#define IORING_CQE_F_NOTIF (1U << 3)
-enum {
- IORING_CQE_BUFFER_SHIFT = 16,
-};
+#define IORING_CQE_BUFFER_SHIFT 16
/*
* Magic offsets for the application to mmap the data it needs
@@ -504,6 +507,7 @@ struct io_cqring_offsets {
#define IORING_ENTER_SQ_WAIT (1U << 2)
#define IORING_ENTER_EXT_ARG (1U << 3)
#define IORING_ENTER_REGISTERED_RING (1U << 4)
+#define IORING_ENTER_ABS_TIMER (1U << 5)
/*
* Passed in for io_uring_setup(2). Copied back with updated info on success
@@ -543,7 +547,7 @@ struct io_uring_params {
/*
* io_uring_register(2) opcodes and arguments
*/
-enum {
+enum io_uring_register_op {
IORING_REGISTER_BUFFERS = 0,
IORING_UNREGISTER_BUFFERS = 1,
IORING_REGISTER_FILES = 2,
@@ -592,6 +596,8 @@ enum {
IORING_REGISTER_NAPI = 27,
IORING_UNREGISTER_NAPI = 28,
+ IORING_REGISTER_CLOCK = 29,
+
/* this goes last */
IORING_REGISTER_LAST,
@@ -600,7 +606,7 @@ enum {
};
/* io-wq worker categories */
-enum {
+enum io_wq_type {
IO_WQ_BOUND,
IO_WQ_UNBOUND,
};
@@ -672,6 +678,11 @@ struct io_uring_restriction {
__u32 resv2[3];
};
+struct io_uring_clock_register {
+ __u32 clockid;
+ __u32 __resv[3];
+};
+
struct io_uring_buf {
__u64 addr;
__u32 len;
@@ -691,7 +702,7 @@ struct io_uring_buf_ring {
__u16 resv3;
__u16 tail;
};
- struct io_uring_buf bufs[0];
+ __DECLARE_FLEX_ARRAY(struct io_uring_buf, bufs);
};
};
@@ -705,7 +716,7 @@ struct io_uring_buf_ring {
* IORING_OFF_PBUF_RING | (bgid << IORING_OFF_PBUF_SHIFT)
* to get a virtual mapping for the ring.
*/
-enum {
+enum io_uring_register_pbuf_ring_flags {
IOU_PBUF_RING_MMAP = 1,
};
@@ -727,16 +738,16 @@ struct io_uring_buf_status {
/* argument for IORING_(UN)REGISTER_NAPI */
struct io_uring_napi {
- __u32 busy_poll_to;
- __u8 prefer_busy_poll;
- __u8 pad[3];
- __u64 resv;
+ __u32 busy_poll_to;
+ __u8 prefer_busy_poll;
+ __u8 pad[3];
+ __u64 resv;
};
/*
* io_uring_restriction->opcode values
*/
-enum {
+enum io_uring_register_restriction_op {
/* Allow an io_uring_register(2) opcode */
IORING_RESTRICTION_REGISTER_OP = 0,
@@ -767,7 +778,9 @@ struct io_uring_sync_cancel_reg {
__s32 fd;
__u32 flags;
struct __kernel_timespec timeout;
- __u64 pad[4];
+ __u8 opcode;
+ __u8 pad[7];
+ __u64 pad2[3];
};
/*
@@ -790,7 +803,7 @@ struct io_uring_recvmsg_out {
/*
* Argument for IORING_OP_URING_CMD when file is a socket
*/
-enum {
+enum io_uring_socket_op {
SOCKET_URING_OP_SIOCINQ = 0,
SOCKET_URING_OP_SIOCOUTQ,
SOCKET_URING_OP_GETSOCKOPT,
--
2.45.2
