1 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 132f5db3d4e8..5cbfd330c688 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -647,6 +647,20 @@ struct io_uring_files_update {
 	__aligned_u64 /* __s32 * */ fds;
 };
 
+enum {
+	/* initialise with user provided memory pointed by user_addr */
+	IORING_MEM_REGION_TYPE_USER		= 1,
+};
+
+struct io_uring_region_desc {
+	__u64 user_addr;
+	__u64 size;
+	__u32 flags;
+	__u32 id;
+	__u64 mmap_offset;
+	__u64 __resv[4];
+};
+
 /*
  * Register a fully sparse file space, rather than pass in an array of all
  * -1 file descriptors.