From 9c71d39aa0f40d4e6bfe14958045a42c722bd327 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Thu, 11 Aug 2022 09:11:16 +0200 Subject: io_uring: add missing BUILD_BUG_ON() checks for new io_uring_sqe fields Signed-off-by: Stefan Metzmacher Link: https://lore.kernel.org/r/ffcaf8dc4778db4af673822df60dbda6efdd3065.1660201408.git.metze@samba.org Signed-off-by: Jens Axboe --- io_uring/uring_cmd.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'io_uring/uring_cmd.c') diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 478e86a9dfaf..8e0cc2d9205e 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -58,6 +58,9 @@ int io_uring_cmd_prep_async(struct io_kiocb *req) struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd); size_t cmd_size; + BUILD_BUG_ON(uring_cmd_pdu_size(0) != 16); + BUILD_BUG_ON(uring_cmd_pdu_size(1) != 80); + cmd_size = uring_cmd_pdu_size(req->ctx->flags & IORING_SETUP_SQE128); memcpy(req->async_data, ioucmd->cmd, cmd_size); -- cgit v1.2.3-73-gaa49b