io_uring.h: sync with kernel for zc send and notifiers
Link:
@@ -64,6 +64,10 @@ struct io_uring_sqe {
union {
__s32 splice_fd_in;
__u32 file_index;
+ struct {
+ __u16 notification_idx;
+ __u16 addr_len;
+ };
};
__u64 addr3;
__u64 __pad2[1];
@@ -160,7 +164,8 @@ enum io_uring_op {
IORING_OP_FALLOCATE,
IORING_OP_OPENAT,
IORING_OP_CLOSE,
- IORING_OP_FILES_UPDATE,
+ IORING_OP_RSRC_UPDATE,
+ IORING_OP_FILES_UPDATE = IORING_OP_RSRC_UPDATE,
IORING_OP_STATX,
IORING_OP_READ,
IORING_OP_WRITE,
@@ -187,6 +192,7 @@ enum io_uring_op {
IORING_OP_GETXATTR,
IORING_OP_SOCKET,
IORING_OP_URING_CMD,
+ IORING_OP_SENDZC_NOTIF,
/* this goes last, obviously */
IORING_OP_LAST,
@@ -208,6 +214,7 @@ enum io_uring_op {
#define IORING_TIMEOUT_ETIME_SUCCESS (1U << 5)
#define IORING_TIMEOUT_CLOCK_MASK (IORING_TIMEOUT_BOOTTIME | IORING_TIMEOUT_REALTIME)
#define IORING_TIMEOUT_UPDATE_MASK (IORING_TIMEOUT_UPDATE | IORING_LINK_TIMEOUT_UPDATE)
+
/*
* sqe->splice_flags
* extends splice(2) flags
@@ -255,12 +262,22 @@ enum io_uring_op {
*/
#define IORING_RECVSEND_POLL_FIRST (1U << 0)
#define IORING_RECV_MULTISHOT (1U << 1)
+#define IORING_RECVSEND_FIXED_BUF (1U << 2)
+#define IORING_RECVSEND_NOTIF_FLUSH (1U << 3)
/*
* accept flags stored in sqe->ioprio
*/
#define IORING_ACCEPT_MULTISHOT (1U << 0)
+/*
+ * IORING_OP_RSRC_UPDATE flags
+ */
+enum {
+ IORING_RSRC_UPDATE_FILES,
+ IORING_RSRC_UPDATE_NOTIF,
+};
+
/*
* IO completion data structure (Completion Queue Entry)
*/
@@ -426,6 +443,9 @@ enum {
/* register a range of fixed file slots for automatic slot allocation */
IORING_REGISTER_FILE_ALLOC_RANGE = 25,
+ IORING_REGISTER_NOTIFIERS = 26,
+ IORING_UNREGISTER_NOTIFIERS = 27,
+
/* this goes last */
IORING_REGISTER_LAST
};
@@ -472,6 +492,19 @@ struct io_uring_rsrc_update2 {
__u32 resv2;
};
+struct io_uring_notification_slot {
+ __u64 tag;
+ __u64 resv[3];
+};
+
+struct io_uring_notification_register {
+ __u32 nr_slots;
+ __u32 resv;
+ __u64 resv2;
+ __u64 data;
+ __u64 resv3;
+};
+
/* Skip updating fd indexes set to this value in the fd table */
#define IORING_REGISTER_FILES_SKIP (-2)
