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-rw-r--r--include/linux/splice.h3
-rw-r--r--include/uapi/linux/io_uring.h12
2 files changed, 14 insertions, 1 deletions
diff --git a/include/linux/splice.h b/include/linux/splice.h
index ebbbfea48aa0..5c47013f708e 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -82,6 +82,9 @@ extern long do_splice(struct file *in, loff_t __user *off_in,
struct file *out, loff_t __user *off_out,
size_t len, unsigned int flags);
+extern long do_tee(struct file *in, struct file *out, size_t len,
+ unsigned int flags);
+
/*
* for dynamic pipe sizing
*/
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index e48d746b8e2a..92c22699a5a7 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -129,6 +129,7 @@ enum {
IORING_OP_SPLICE,
IORING_OP_PROVIDE_BUFFERS,
IORING_OP_REMOVE_BUFFERS,
+ IORING_OP_TEE,
/* this goes last, obviously */
IORING_OP_LAST,
@@ -204,10 +205,19 @@ struct io_cqring_offsets {
__u32 ring_entries;
__u32 overflow;
__u32 cqes;
- __u64 resv[2];
+ __u32 flags;
+ __u32 resv1;
+ __u64 resv2;
};
/*
+ * cq_ring->flags
+ */
+
+/* disable eventfd notifications */
+#define IORING_CQ_EVENTFD_DISABLED (1U << 0)
+
+/*
* io_uring_enter(2) flags
*/
#define IORING_ENTER_GETEVENTS (1U << 0)