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-rw-r--r--src/include/liburing/io_uring.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/include/liburing/io_uring.h b/src/include/liburing/io_uring.h
index a61c4a6..96ee9d9 100644
--- a/src/include/liburing/io_uring.h
+++ b/src/include/liburing/io_uring.h
@@ -41,7 +41,7 @@ struct io_uring_sqe {
*/
#define IOSQE_FIXED_FILE (1U << 0) /* use fixed fileset */
#define IOSQE_IO_DRAIN (1U << 1) /* issue after inflight IO */
-#define IOSQE_IO_LINK (1U << 2) /* next IO depends on this one */
+#define IOSQE_IO_LINK (1U << 2) /* links next sqe */
/*
* io_uring_setup() flags
@@ -128,12 +128,18 @@ struct io_uring_params {
__u32 flags;
__u32 sq_thread_cpu;
__u32 sq_thread_idle;
- __u32 resv[5];
+ __u32 features;
+ __u32 resv[4];
struct io_sqring_offsets sq_off;
struct io_cqring_offsets cq_off;
};
/*
+ * io_uring_params->features flags
+ */
+#define IORING_FEAT_SINGLE_MMAP (1U << 0)
+
+/*
* io_uring_register(2) opcodes and arguments
*/
#define IORING_REGISTER_BUFFERS 0