work = container_of(node, struct io_wq_work, list);
/* not hashed, can run anytime */
- if (!(work->flags & IO_WQ_WORK_HASHED)) {
+ if (!io_wq_is_hashed(work)) {
wq_node_del(&wqe->work_list, node, prev);
return work;
}
}
/*
- * Enqueue work, hashed by some key. Work items that hash to the same value
- * will not be done in parallel. Used to limit concurrent writes, generally
- * hashed by inode.
+ * Work items that hash to the same value will not be done in parallel.
+ * Used to limit concurrent writes, generally hashed by inode.
*/
-void io_wq_enqueue_hashed(struct io_wq *wq, struct io_wq_work *work, void *val)
+void io_wq_hash_work(struct io_wq_work *work, void *val)
{
- struct io_wqe *wqe = wq->wqes[numa_node_id()];
- unsigned bit;
-
+ unsigned int bit;
bit = hash_ptr(val, IO_WQ_HASH_ORDER);
work->flags |= (IO_WQ_WORK_HASHED | (bit << IO_WQ_HASH_SHIFT));
- io_wqe_enqueue(wqe, work);
}
static bool io_wqe_worker_send_sig(struct io_worker *worker, void *data)
void io_wq_destroy(struct io_wq *wq);
void io_wq_enqueue(struct io_wq *wq, struct io_wq_work *work);
-void io_wq_enqueue_hashed(struct io_wq *wq, struct io_wq_work *work, void *val);
+void io_wq_hash_work(struct io_wq_work *work, void *val);
+
+static inline bool io_wq_is_hashed(struct io_wq_work *work)
+{
+ return work->flags & IO_WQ_WORK_HASHED;
+}
void io_wq_cancel_all(struct io_wq *wq);
enum io_wq_cancel io_wq_cancel_work(struct io_wq *wq, struct io_wq_work *cwork);
}
}
-static inline bool io_prep_async_work(struct io_kiocb *req,
+static inline void io_prep_async_work(struct io_kiocb *req,
struct io_kiocb **link)
{
const struct io_op_def *def = &io_op_defs[req->opcode];
- bool do_hashed = false;
if (req->flags & REQ_F_ISREG) {
if (def->hash_reg_file)
- do_hashed = true;
+ io_wq_hash_work(&req->work, file_inode(req->file));
} else {
if (def->unbound_nonreg_file)
req->work.flags |= IO_WQ_WORK_UNBOUND;
io_req_work_grab_env(req, def);
*link = io_prep_linked_timeout(req);
- return do_hashed;
}
static inline void io_queue_async_work(struct io_kiocb *req)
{
struct io_ring_ctx *ctx = req->ctx;
struct io_kiocb *link;
- bool do_hashed;
- do_hashed = io_prep_async_work(req, &link);
+ io_prep_async_work(req, &link);
- trace_io_uring_queue_async_work(ctx, do_hashed, req, &req->work,
- req->flags);
- if (!do_hashed) {
- io_wq_enqueue(ctx->io_wq, &req->work);
- } else {
- io_wq_enqueue_hashed(ctx->io_wq, &req->work,
- file_inode(req->file));
- }
+ trace_io_uring_queue_async_work(ctx, io_wq_is_hashed(&req->work), req,
+ &req->work, req->flags);
+ io_wq_enqueue(ctx->io_wq, &req->work);
if (link)
io_queue_linked_timeout(link);
static void io_wq_assign_next(struct io_wq_work **workptr, struct io_kiocb *nxt)
{
struct io_kiocb *link;
+ const struct io_op_def *def = &io_op_defs[nxt->opcode];
+
+ if ((nxt->flags & REQ_F_ISREG) && def->hash_reg_file)
+ io_wq_hash_work(&nxt->work, file_inode(nxt->file));
*workptr = &nxt->work;
link = io_prep_linked_timeout(nxt);