From patchwork Mon Apr 18 16:51:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 12816872 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4129CC43219 for ; Mon, 18 Apr 2022 16:52:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346564AbiDRQyw (ORCPT ); Mon, 18 Apr 2022 12:54:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346616AbiDRQyR (ORCPT ); Mon, 18 Apr 2022 12:54:17 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 675BC33A00; Mon, 18 Apr 2022 09:51:38 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 124DAB81047; Mon, 18 Apr 2022 16:51:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 31DC0C385A7; Mon, 18 Apr 2022 16:51:35 +0000 (UTC) Subject: [PATCH RFC 04/15] SUNRPC: Fail faster on bad verifier From: Chuck Lever To: netdev@vger.kernel.org, linux-nfs@vger.kernel.org, linux-nvme@lists.infradead.org, linux-cifs@vger.kernel.org, linux-fsdevel@vger.kernel.org Cc: ak@tempesta-tech.com, borisp@nvidia.com, simo@redhat.com Date: Mon, 18 Apr 2022 12:51:34 -0400 Message-ID: <165030069404.5246.6833136485402480106.stgit@oracle-102.nfsv4.dev> In-Reply-To: <165030062272.5246.16956092606399079004.stgit@oracle-102.nfsv4.dev> References: <165030062272.5246.16956092606399079004.stgit@oracle-102.nfsv4.dev> User-Agent: StGit/1.5 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC A bad verifier is not a garbage argument, it's an authentication failure. Retrying it doesn't make the problem go away, and delays upper layer recovery steps. Signed-off-by: Chuck Lever --- net/sunrpc/clnt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index af0174d7ce5a..ef3d7e4a26e7 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -2639,7 +2639,7 @@ rpc_decode_header(struct rpc_task *task, struct xdr_stream *xdr) out_verifier: trace_rpc_bad_verifier(task); - goto out_garbage; + goto out_err; out_msg_denied: error = -EACCES;