diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/socket.h | 7 | ||||
| -rw-r--r-- | include/linux/uio.h | 4 | ||||
| -rw-r--r-- | include/uapi/linux/io_uring.h | 4 |
3 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/socket.h b/include/linux/socket.h index b57cd8bf96e2..97523818cb14 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -12,6 +12,7 @@ struct pid; struct cred; +struct socket; #define __sockaddr_check_size(size) \ BUILD_BUG_ON(((size) > sizeof(struct __kernel_sockaddr_storage))) @@ -374,6 +375,12 @@ extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, extern int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen, unsigned int flags, bool forbid_cmsg_compat); +extern long __sys_sendmsg_sock(struct socket *sock, + struct user_msghdr __user *msg, + unsigned int flags); +extern long __sys_recvmsg_sock(struct socket *sock, + struct user_msghdr __user *msg, + unsigned int flags); /* helpers which do the actual work for syscalls */ extern int __sys_recvfrom(int fd, void __user *ubuf, size_t size, diff --git a/include/linux/uio.h b/include/linux/uio.h index cea1761c5672..ab5f523bc0df 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -267,13 +267,13 @@ bool csum_and_copy_from_iter_full(void *addr, size_t bytes, __wsum *csum, struct size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp, struct iov_iter *i); -int import_iovec(int type, const struct iovec __user * uvector, +ssize_t import_iovec(int type, const struct iovec __user * uvector, unsigned nr_segs, unsigned fast_segs, struct iovec **iov, struct iov_iter *i); #ifdef CONFIG_COMPAT struct compat_iovec; -int compat_import_iovec(int type, const struct compat_iovec __user * uvector, +ssize_t compat_import_iovec(int type, const struct compat_iovec __user * uvector, unsigned nr_segs, unsigned fast_segs, struct iovec **iov, struct iov_iter *i); #endif diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index a0c460025036..1e1652f25cc1 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -27,6 +27,7 @@ struct io_uring_sqe { __u32 fsync_flags; __u16 poll_events; __u32 sync_range_flags; + __u32 msg_flags; }; __u64 user_data; /* data to be passed back at completion time */ union { @@ -40,6 +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) /* links next sqe */ /* * io_uring_setup() flags @@ -57,6 +59,8 @@ struct io_uring_sqe { #define IORING_OP_POLL_ADD 6 #define IORING_OP_POLL_REMOVE 7 #define IORING_OP_SYNC_FILE_RANGE 8 +#define IORING_OP_SENDMSG 9 +#define IORING_OP_RECVMSG 10 /* * sqe->fsync_flags |