io_uring: rename sr->msg into umsg
Every second field in send/recv is called msg, make it a bit more understandable by renaming ->msg, which is a user provided ptr, to ->umsg. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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b36200f543
Коммит
270a594070
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@ -414,7 +414,7 @@ struct io_connect {
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struct io_sr_msg {
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struct file *file;
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union {
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struct user_msghdr __user *msg;
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struct user_msghdr __user *umsg;
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void __user *buf;
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};
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int msg_flags;
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@ -3903,7 +3903,7 @@ static int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
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return -EINVAL;
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sr->msg_flags = READ_ONCE(sqe->msg_flags);
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sr->msg = u64_to_user_ptr(READ_ONCE(sqe->addr));
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sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));
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sr->len = READ_ONCE(sqe->len);
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#ifdef CONFIG_COMPAT
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@ -3919,7 +3919,7 @@ static int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
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io->msg.msg.msg_name = &io->msg.addr;
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io->msg.iov = io->msg.fast_iov;
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ret = sendmsg_copy_msghdr(&io->msg.msg, sr->msg, sr->msg_flags,
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ret = sendmsg_copy_msghdr(&io->msg.msg, sr->umsg, sr->msg_flags,
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&io->msg.iov);
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if (!ret)
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req->flags |= REQ_F_NEED_CLEANUP;
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@ -3952,7 +3952,7 @@ static int io_sendmsg(struct io_kiocb *req, bool force_nonblock,
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kmsg->msg.msg_name = &io.msg.addr;
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io.msg.iov = io.msg.fast_iov;
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ret = sendmsg_copy_msghdr(&io.msg.msg, sr->msg,
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ret = sendmsg_copy_msghdr(&io.msg.msg, sr->umsg,
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sr->msg_flags, &io.msg.iov);
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if (ret)
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return ret;
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@ -4030,8 +4030,8 @@ static int __io_recvmsg_copy_hdr(struct io_kiocb *req, struct io_async_ctx *io)
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size_t iov_len;
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int ret;
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ret = __copy_msghdr_from_user(&io->msg.msg, sr->msg, &io->msg.uaddr,
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&uiov, &iov_len);
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ret = __copy_msghdr_from_user(&io->msg.msg, sr->umsg,
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&io->msg.uaddr, &uiov, &iov_len);
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if (ret)
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return ret;
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@ -4065,7 +4065,7 @@ static int __io_compat_recvmsg_copy_hdr(struct io_kiocb *req,
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compat_size_t len;
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int ret;
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msg_compat = (struct compat_msghdr __user *) sr->msg;
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msg_compat = (struct compat_msghdr __user *) sr->umsg;
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ret = __get_compat_msghdr(&io->msg.msg, msg_compat, &io->msg.uaddr,
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&ptr, &len);
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if (ret)
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@ -4142,7 +4142,7 @@ static int io_recvmsg_prep(struct io_kiocb *req,
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return -EINVAL;
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sr->msg_flags = READ_ONCE(sqe->msg_flags);
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sr->msg = u64_to_user_ptr(READ_ONCE(sqe->addr));
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sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));
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sr->len = READ_ONCE(sqe->len);
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sr->bgid = READ_ONCE(sqe->buf_group);
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@ -4207,7 +4207,7 @@ static int io_recvmsg(struct io_kiocb *req, bool force_nonblock,
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else if (force_nonblock)
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flags |= MSG_DONTWAIT;
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ret = __sys_recvmsg_sock(sock, &kmsg->msg, req->sr_msg.msg,
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ret = __sys_recvmsg_sock(sock, &kmsg->msg, req->sr_msg.umsg,
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kmsg->uaddr, flags);
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if (force_nonblock && ret == -EAGAIN) {
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ret = io_setup_async_msg(req, kmsg);
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