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-rw-r--r--include/uapi/linux/io_uring.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 6b83177fd41d..2df3225b562f 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -56,6 +56,7 @@ struct io_uring_sqe {
__u32 hardlink_flags;
__u32 xattr_flags;
__u32 msg_ring_flags;
+ __u32 uring_cmd_flags;
};
__u64 user_data; /* data to be passed back at completion time */
/* pack this to avoid bogus arm OABI complaints */
@@ -157,6 +158,13 @@ enum {
*/
#define IORING_SETUP_SINGLE_ISSUER (1U << 12)
+/*
+ * Defer running task work to get events.
+ * Rather than running bits of task work whenever the task transitions
+ * try to do it just before it is needed.
+ */
+#define IORING_SETUP_DEFER_TASKRUN (1U << 13)
+
enum io_uring_op {
IORING_OP_NOP,
IORING_OP_READV,
@@ -206,12 +214,21 @@ enum io_uring_op {
IORING_OP_SOCKET,
IORING_OP_URING_CMD,
IORING_OP_SEND_ZC,
+ IORING_OP_SENDMSG_ZC,
/* this goes last, obviously */
IORING_OP_LAST,
};
/*
+ * sqe->uring_cmd_flags
+ * IORING_URING_CMD_FIXED use registered buffer; pass this flag
+ * along with setting sqe->buf_index.
+ */
+#define IORING_URING_CMD_FIXED (1U << 0)
+
+
+/*
* sqe->fsync_flags
*/
#define IORING_FSYNC_DATASYNC (1U << 0)