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Diffstat (limited to 'io_uring/io_uring.c')
-rw-r--r--io_uring/io_uring.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 3eec5c761d0a..776d1aa73d26 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -1317,7 +1317,7 @@ static __cold void io_fallback_tw(struct io_uring_task *tctx)
}
}
-static void io_req_local_work_add(struct io_kiocb *req, unsigned flags)
+static inline void io_req_local_work_add(struct io_kiocb *req, unsigned flags)
{
struct io_ring_ctx *ctx = req->ctx;
unsigned nr_wait, nr_tw, nr_tw_prev;
@@ -1368,19 +1368,11 @@ static void io_req_local_work_add(struct io_kiocb *req, unsigned flags)
wake_up_state(ctx->submitter_task, TASK_INTERRUPTIBLE);
}
-void __io_req_task_work_add(struct io_kiocb *req, unsigned flags)
+static void io_req_normal_work_add(struct io_kiocb *req)
{
struct io_uring_task *tctx = req->task->io_uring;
struct io_ring_ctx *ctx = req->ctx;
- if (!(flags & IOU_F_TWQ_FORCE_NORMAL) &&
- (ctx->flags & IORING_SETUP_DEFER_TASKRUN)) {
- rcu_read_lock();
- io_req_local_work_add(req, flags);
- rcu_read_unlock();
- return;
- }
-
/* task_work already pending, we're done */
if (!llist_add(&req->io_task_work.node, &tctx->task_list))
return;
@@ -1394,6 +1386,17 @@ void __io_req_task_work_add(struct io_kiocb *req, unsigned flags)
io_fallback_tw(tctx);
}
+void __io_req_task_work_add(struct io_kiocb *req, unsigned flags)
+{
+ if (req->ctx->flags & IORING_SETUP_DEFER_TASKRUN) {
+ rcu_read_lock();
+ io_req_local_work_add(req, flags);
+ rcu_read_unlock();
+ } else {
+ io_req_normal_work_add(req);
+ }
+}
+
static void __cold io_move_task_work_from_local(struct io_ring_ctx *ctx)
{
struct llist_node *node;
@@ -1404,7 +1407,7 @@ static void __cold io_move_task_work_from_local(struct io_ring_ctx *ctx)
io_task_work.node);
node = node->next;
- __io_req_task_work_add(req, IOU_F_TWQ_FORCE_NORMAL);
+ io_req_normal_work_add(req);
}
}