diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index dcf7272463e9..0f7f6acd0e5a 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -743,6 +743,7 @@ enum { SOCKET_URING_OP_SIOCINQ = 0, SOCKET_URING_OP_SIOCOUTQ, SOCKET_URING_OP_GETSOCKOPT, + SOCKET_URING_OP_SETSOCKOPT, }; #ifdef __cplusplus diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 8b045830b0d9..acbc2924ecd2 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -240,6 +240,25 @@ static inline int io_uring_cmd_getsockopt(struct socket *sock, return optlen; } +static inline int io_uring_cmd_setsockopt(struct socket *sock, + struct io_uring_cmd *cmd, + unsigned int issue_flags) +{ + bool compat = !!(issue_flags & IO_URING_F_COMPAT); + int optname, optlen, level; + void __user *optval; + sockptr_t optval_s; + + optval = u64_to_user_ptr(READ_ONCE(cmd->sqe->optval)); + optname = READ_ONCE(cmd->sqe->optname); + optlen = READ_ONCE(cmd->sqe->optlen); + level = READ_ONCE(cmd->sqe->level); + optval_s = USER_SOCKPTR(optval); + + return do_sock_setsockopt(sock, compat, level, optname, optval_s, + optlen); +} + #if defined(CONFIG_NET) int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags) { @@ -264,6 +283,8 @@ int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags) return arg; case SOCKET_URING_OP_GETSOCKOPT: return io_uring_cmd_getsockopt(sock, cmd, issue_flags); + case SOCKET_URING_OP_SETSOCKOPT: + return io_uring_cmd_setsockopt(sock, cmd, issue_flags); default: return -EOPNOTSUPP; }