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-rw-r--r--fs/io_uring.c31
1 files changed, 11 insertions, 20 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 40ca9e6a5ace..0d6f4b3b8f13 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1558,8 +1558,8 @@ static void io_put_req(struct io_kiocb *req)
io_free_req(req);
}
-static void io_put_req_async_completion(struct io_kiocb *req,
- struct io_wq_work **workptr)
+static void io_steal_work(struct io_kiocb *req,
+ struct io_wq_work **workptr)
{
/*
* It's in an io-wq worker, so there always should be at least
@@ -1569,7 +1569,6 @@ static void io_put_req_async_completion(struct io_kiocb *req,
* It also means, that if the counter dropped to 1, then there is
* no asynchronous users left, so it's safe to steal the next work.
*/
- refcount_dec(&req->refs);
if (refcount_read(&req->refs) == 1) {
struct io_kiocb *nxt = NULL;
@@ -2578,7 +2577,7 @@ static bool io_req_cancelled(struct io_kiocb *req)
if (req->work.flags & IO_WQ_WORK_CANCEL) {
req_set_fail_links(req);
io_cqring_add_event(req, -ECANCELED);
- io_double_put_req(req);
+ io_put_req(req);
return true;
}
@@ -2606,7 +2605,7 @@ static void io_fsync_finish(struct io_wq_work **workptr)
if (io_req_cancelled(req))
return;
__io_fsync(req);
- io_put_req_async_completion(req, workptr);
+ io_steal_work(req, workptr);
}
static int io_fsync(struct io_kiocb *req, bool force_nonblock)
@@ -2639,7 +2638,7 @@ static void io_fallocate_finish(struct io_wq_work **workptr)
if (io_req_cancelled(req))
return;
__io_fallocate(req);
- io_put_req_async_completion(req, workptr);
+ io_steal_work(req, workptr);
}
static int io_fallocate_prep(struct io_kiocb *req,
@@ -3006,7 +3005,7 @@ static void io_close_finish(struct io_wq_work **workptr)
/* not cancellable, don't do io_req_cancelled() */
__io_close_finish(req);
- io_put_req_async_completion(req, workptr);
+ io_steal_work(req, workptr);
}
static int io_close(struct io_kiocb *req, bool force_nonblock)
@@ -3452,7 +3451,7 @@ static void io_accept_finish(struct io_wq_work **workptr)
if (io_req_cancelled(req))
return;
__io_accept(req, false);
- io_put_req_async_completion(req, workptr);
+ io_steal_work(req, workptr);
}
#endif
@@ -4719,7 +4718,7 @@ static void io_wq_submit_work(struct io_wq_work **workptr)
io_put_req(req);
}
- io_put_req_async_completion(req, workptr);
+ io_steal_work(req, workptr);
}
static int io_req_needs_file(struct io_kiocb *req, int fd)
@@ -6105,21 +6104,14 @@ static int io_sqe_files_update(struct io_ring_ctx *ctx, void __user *arg,
return __io_sqe_files_update(ctx, &up, nr_args);
}
-static void io_put_work(struct io_wq_work *work)
+static void io_free_work(struct io_wq_work *work)
{
struct io_kiocb *req = container_of(work, struct io_kiocb, work);
- /* Consider that io_put_req_async_completion() relies on this ref */
+ /* Consider that io_steal_work() relies on this ref */
io_put_req(req);
}
-static void io_get_work(struct io_wq_work *work)
-{
- struct io_kiocb *req = container_of(work, struct io_kiocb, work);
-
- refcount_inc(&req->refs);
-}
-
static int io_init_wq_offload(struct io_ring_ctx *ctx,
struct io_uring_params *p)
{
@@ -6130,8 +6122,7 @@ static int io_init_wq_offload(struct io_ring_ctx *ctx,
int ret = 0;
data.user = ctx->user;
- data.get_work = io_get_work;
- data.put_work = io_put_work;
+ data.free_work = io_free_work;
if (!(p->flags & IORING_SETUP_ATTACH_WQ)) {
/* Do QD, or 4 * CPUS, whatever is smallest */