[PATCH 7/9] io_uring/rw: Allocate async data through helper

[Gabriel Krisman Bertazi <krisman@suse.de>]

This abstract away the cache details.

Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
---
 io_uring/rw.c | 28 ++++++++--------------------
 1 file changed, 8 insertions(+), 20 deletions(-)

diff --git a/io_uring/rw.c b/io_uring/rw.c
index b62cdb5fc936..7f1890f23312 100644
--- a/io_uring/rw.c
+++ b/io_uring/rw.c
@@ -213,28 +213,16 @@ static int io_rw_alloc_async(struct io_kiocb *req)
 	struct io_ring_ctx *ctx = req->ctx;
 	struct io_async_rw *rw;
 
-	rw = io_alloc_cache_get(&ctx->rw_cache);
-	if (rw) {
-		if (rw->free_iovec) {
-			kasan_mempool_unpoison_object(rw->free_iovec,
-				rw->free_iov_nr * sizeof(struct iovec));
-			req->flags |= REQ_F_NEED_CLEANUP;
-		}
-		req->flags |= REQ_F_ASYNC_DATA;
-		req->async_data = rw;
-		goto done;
-	}
-
-	if (!io_alloc_async_data(req)) {
-		rw = req->async_data;
-		rw->free_iovec = NULL;
-		rw->free_iov_nr = 0;
-done:
+	rw = io_uring_alloc_async_data(&ctx->rw_cache, req);
+	if (!rw)
+		return -ENOMEM;
+	if (rw->free_iovec) {
+		kasan_mempool_unpoison_object(rw->free_iovec,
+					      rw->free_iov_nr * sizeof(struct iovec));
+		req->flags |= REQ_F_NEED_CLEANUP;
 		rw->bytes_done = 0;
-		return 0;
 	}
-
-	return -ENOMEM;
+	return 0;
 }
 
 static int io_prep_rw_setup(struct io_kiocb *req, int ddir, bool do_import)
-- 
2.47.0