From 3e93a3571a17022d8bde08249e468349da6b7305 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 24 May 2022 10:01:09 -0600 Subject: [PATCH] io_uring: convert epoll to io_cmd_type Signed-off-by: Jens Axboe --- io_uring/io_uring.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 38c34da088b5ac..bcdc6ed7f46bb7 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -980,7 +980,6 @@ struct io_kiocb { struct file *file; struct io_cmd_data cmd; struct io_rsrc_update rsrc_update; - struct io_epoll epoll; struct io_splice splice; struct io_provide_buf pbuf; struct io_msg msg; @@ -5577,18 +5576,20 @@ static int io_epoll_ctl_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) { #if defined(CONFIG_EPOLL) + struct io_epoll *epoll = io_kiocb_to_cmd(req); + if (sqe->buf_index || sqe->splice_fd_in) return -EINVAL; - req->epoll.epfd = READ_ONCE(sqe->fd); - req->epoll.op = READ_ONCE(sqe->len); - req->epoll.fd = READ_ONCE(sqe->off); + epoll->epfd = READ_ONCE(sqe->fd); + epoll->op = READ_ONCE(sqe->len); + epoll->fd = READ_ONCE(sqe->off); - if (ep_op_has_event(req->epoll.op)) { + if (ep_op_has_event(epoll->op)) { struct epoll_event __user *ev; ev = u64_to_user_ptr(READ_ONCE(sqe->addr)); - if (copy_from_user(&req->epoll.event, ev, sizeof(*ev))) + if (copy_from_user(&epoll->event, ev, sizeof(*ev))) return -EFAULT; } @@ -5601,7 +5602,7 @@ static int io_epoll_ctl_prep(struct io_kiocb *req, static int io_epoll_ctl(struct io_kiocb *req, unsigned int issue_flags) { #if defined(CONFIG_EPOLL) - struct io_epoll *ie = &req->epoll; + struct io_epoll *ie = io_kiocb_to_cmd(req); int ret; bool force_nonblock = issue_flags & IO_URING_F_NONBLOCK;