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authorJens Axboe <axboe@kernel.dk>2022-05-25 17:57:27 +0300
committerJens Axboe <axboe@kernel.dk>2022-07-25 03:39:12 +0300
commit59915143e89fb8dc7b5bd9dcaf628d8181fd54ac (patch)
treeaa1d77dce0cc12a0ca04ab3fb2a0e036ead6719e /io_uring/timeout.h
parente418bbc97bffda868934acfdf8a1173ab044be69 (diff)
downloadlinux-59915143e89fb8dc7b5bd9dcaf628d8181fd54ac.tar.xz
io_uring: move timeout opcodes and handling into its own file
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/timeout.h')
-rw-r--r--io_uring/timeout.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/io_uring/timeout.h b/io_uring/timeout.h
new file mode 100644
index 000000000000..dd7cfb0d9366
--- /dev/null
+++ b/io_uring/timeout.h
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0
+
+struct io_timeout_data {
+ struct io_kiocb *req;
+ struct hrtimer timer;
+ struct timespec64 ts;
+ enum hrtimer_mode mode;
+ u32 flags;
+};
+
+struct io_kiocb *__io_disarm_linked_timeout(struct io_kiocb *req,
+ struct io_kiocb *link);
+
+static inline struct io_kiocb *io_disarm_linked_timeout(struct io_kiocb *req)
+{
+ struct io_kiocb *link = req->link;
+
+ if (link && link->opcode == IORING_OP_LINK_TIMEOUT)
+ return __io_disarm_linked_timeout(req, link);
+
+ return NULL;
+}
+
+__cold void io_flush_timeouts(struct io_ring_ctx *ctx);
+int io_timeout_cancel(struct io_ring_ctx *ctx, struct io_cancel_data *cd);
+__cold bool io_kill_timeouts(struct io_ring_ctx *ctx, struct task_struct *tsk,
+ bool cancel_all);
+void io_queue_linked_timeout(struct io_kiocb *req);
+bool io_disarm_next(struct io_kiocb *req);
+
+int io_timeout_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
+int io_link_timeout_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
+int io_timeout(struct io_kiocb *req, unsigned int issue_flags);
+int io_timeout_remove_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
+int io_timeout_remove(struct io_kiocb *req, unsigned int issue_flags);