From aa801a8541154ae38559b14bc24cd4a3f5939e80 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 15 Apr 2022 19:43:47 -0600 Subject: liburing.h: add io_uring_prep_cancel_fd() This sets up the cancelation request to be fd based. Signed-off-by: Jens Axboe --- src/include/liburing.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/include/liburing.h b/src/include/liburing.h index 5c03061..798dc1c 100644 --- a/src/include/liburing.h +++ b/src/include/liburing.h @@ -510,6 +510,13 @@ static inline void io_uring_prep_cancel(struct io_uring_sqe *sqe, sqe->cancel_flags = (__u32) flags; } +static inline void io_uring_prep_cancel_fd(struct io_uring_sqe *sqe, int fd, + unsigned int flags) +{ + io_uring_prep_rw(IORING_OP_ASYNC_CANCEL, sqe, fd, NULL, 0, 0); + sqe->cancel_flags = (__u32) flags | IORING_ASYNC_CANCEL_FD; +} + static inline void io_uring_prep_link_timeout(struct io_uring_sqe *sqe, struct __kernel_timespec *ts, unsigned flags) -- cgit v1.2.3