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-rw-r--r--include/linux/socket.h6
-rw-r--r--include/uapi/linux/io_uring.h2
2 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/socket.h b/include/linux/socket.h
index a1882e1e71d2..17311ad9f9af 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -50,6 +50,9 @@ struct linger {
struct msghdr {
void *msg_name; /* ptr to socket address structure */
int msg_namelen; /* size of socket address structure */
+
+ int msg_inq; /* output, data left in socket */
+
struct iov_iter msg_iter; /* data */
/*
@@ -62,8 +65,9 @@ struct msghdr {
void __user *msg_control_user;
};
bool msg_control_is_user : 1;
- __kernel_size_t msg_controllen; /* ancillary data buffer length */
+ bool msg_get_inq : 1;/* return INQ after receive */
unsigned int msg_flags; /* flags on received message */
+ __kernel_size_t msg_controllen; /* ancillary data buffer length */
struct kiocb *msg_iocb; /* ptr to iocb for async requests */
};
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 804916814e51..cc9544629eee 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -258,9 +258,11 @@ struct io_uring_cqe {
*
* IORING_CQE_F_BUFFER If set, the upper 16 bits are the buffer ID
* IORING_CQE_F_MORE If set, parent SQE will generate more CQE entries
+ * IORING_CQE_F_SOCK_NONEMPTY If set, more data to read after socket recv
*/
#define IORING_CQE_F_BUFFER (1U << 0)
#define IORING_CQE_F_MORE (1U << 1)
+#define IORING_CQE_F_SOCK_NONEMPTY (1U << 2)
enum {
IORING_CQE_BUFFER_SHIFT = 16,