From 8fadb86d4ced8b8349a3b227d6d66736ff150819 Mon Sep 17 00:00:00 2001 From: Keith Busch Date: Thu, 30 Nov 2023 13:53:09 -0800 Subject: [PATCH] io_uring: remove uring_cmd cookie No more users of this field. Reviewed-by: Christoph Hellwig Reviewed-by: Martin K. Petersen Signed-off-by: Keith Busch Link: https://lore.kernel.org/r/20231130215309.2923568-5-kbusch@meta.com Signed-off-by: Jens Axboe --- include/linux/io_uring.h | 8 ++------ io_uring/uring_cmd.c | 1 - 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h index fe23bf88f86f..9e6ce6d4ab51 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -32,12 +32,8 @@ enum io_uring_cmd_flags { struct io_uring_cmd { struct file *file; const struct io_uring_sqe *sqe; - union { - /* callback to defer completions to task context */ - void (*task_work_cb)(struct io_uring_cmd *cmd, unsigned); - /* used for polled completion */ - void *cookie; - }; + /* callback to defer completions to task context */ + void (*task_work_cb)(struct io_uring_cmd *cmd, unsigned); u32 cmd_op; u32 flags; u8 pdu[32]; /* available inline for free use */ diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index acbc2924ecd2..b39ec25c36bc 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -182,7 +182,6 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags) return -EOPNOTSUPP; issue_flags |= IO_URING_F_IOPOLL; req->iopoll_completed = 0; - WRITE_ONCE(ioucmd->cookie, NULL); } ret = file->f_op->uring_cmd(ioucmd, issue_flags);