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Diffstat (limited to 'include/uapi/linux/io_uring.h')
-rw-r--r--include/uapi/linux/io_uring.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index aac9a4f8fa9a..050fa8eb2e8f 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -98,6 +98,10 @@ struct io_uring_sqe {
__u64 addr3;
__u64 __pad2[1];
};
+ struct {
+ __u64 attr_ptr; /* pointer to attribute information */
+ __u64 attr_type_mask; /* bit mask of attributes */
+ };
__u64 optval;
/*
* If the ring is initialized with IORING_SETUP_SQE128, then
@@ -107,6 +111,18 @@ struct io_uring_sqe {
};
};
+/* sqe->attr_type_mask flags */
+#define IORING_RW_ATTR_FLAG_PI (1U << 0)
+/* PI attribute information */
+struct io_uring_attr_pi {
+ __u16 flags;
+ __u16 app_tag;
+ __u32 len;
+ __u64 addr;
+ __u64 seed;
+ __u64 rsvd;
+};
+
/*
* If sqe->file_index is set to this for opcodes that instantiate a new
* direct descriptor (like openat/openat2/accept), then io_uring will allocate
@@ -364,7 +380,7 @@ enum io_uring_op {
* 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.
+ * will be contiguous from the starting buffer ID.
*/
#define IORING_RECVSEND_POLL_FIRST (1U << 0)
#define IORING_RECV_MULTISHOT (1U << 1)
@@ -561,6 +577,7 @@ struct io_uring_params {
#define IORING_FEAT_REG_REG_RING (1U << 13)
#define IORING_FEAT_RECVSEND_BUNDLE (1U << 14)
#define IORING_FEAT_MIN_TIMEOUT (1U << 15)
+#define IORING_FEAT_RW_ATTR (1U << 16)
/*
* io_uring_register(2) opcodes and arguments