From 3347fa658a1baecd61b007787d031b729cd86537 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 3 Jan 2025 15:02:24 +0000 Subject: io_uring/cmd: add per-op data to struct io_uring_cmd_data In case an op handler for ->uring_cmd() needs stable storage for user data, it can allocate io_uring_cmd_data->op_data and use it for the duration of the request. When the request gets cleaned up, uring_cmd will free it automatically. Signed-off-by: Jens Axboe Signed-off-by: David Sterba --- include/linux/io_uring/cmd.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/io_uring/cmd.h b/include/linux/io_uring/cmd.h index 24cff2b9b9d4..3df6636ec3a3 100644 --- a/include/linux/io_uring/cmd.h +++ b/include/linux/io_uring/cmd.h @@ -20,6 +20,7 @@ struct io_uring_cmd { struct io_uring_cmd_data { struct io_uring_sqe sqes[2]; + void *op_data; }; static inline const void *io_uring_sqe_cmd(const struct io_uring_sqe *sqe) -- cgit v1.2.3