From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41EF6C31E4B for ; Fri, 14 Jun 2019 20:00:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 198002173C for ; Fri, 14 Jun 2019 20:00:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="l3w81jtf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726103AbfFNUA1 (ORCPT ); Fri, 14 Jun 2019 16:00:27 -0400 Received: from mail-io1-f66.google.com ([209.85.166.66]:34413 "EHLO mail-io1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725981AbfFNUA1 (ORCPT ); Fri, 14 Jun 2019 16:00:27 -0400 Received: by mail-io1-f66.google.com with SMTP id k8so8504360iot.1 for ; Fri, 14 Jun 2019 13:00:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=OMSnhxhLm9jAGT4vNx3iX0q57Vtf9G2yxU8MZWSWriQ=; b=l3w81jtf5zdB17HLXR6jKiRFjvke9d6LsUITregWjWHRXvJsIVeN6MZF/eR/SXXyt2 QpUatvfYQRevPrFtNbuP3TksABwAnm3pd5VDfqD7+jSCfDGIKFLaS7lkkXDQ3f9aGcaX ltZOq+b4799AhJCBJtufbPdqRtbSXRtzIhNl5Q5vFqUwmg67Ij8RPEvTxA/+TomXBfRf Cu1zuqSho3d0o2cwgTv45qpPvRHBAe+YzuEr+Jtm64E60ner82e3OaA4gDveRu6P+Uyt uh1dTvGYuSQYOaATgbb6BWITI/nTsfi9LVjMBnuwkOUybAtP90sGVWw7y9dOEjTCWDA9 iyew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=OMSnhxhLm9jAGT4vNx3iX0q57Vtf9G2yxU8MZWSWriQ=; b=a510c7VOO1aE5v6pCSsQa89P2LqK2mRdYe0RKSLmJCO/6MkvnQNJ6BCaa2vmuzXAhS 8Q0Pn4CdkeVwBvqmPjsSBsGFmtR3nvmxW2Kgg3uh9peWedE7k1+aZFXzgCwW4mEjXXjc 1ToOQpqjaJeqjFtnvDCs8bor3fdNNa77zFO5IbH8jIkjPOnFKcbG2rr1YJRN2pCio6Vn CUd5UmzvGk/JrsS7nFhRC+w4wzM41jBvEOQjLtjCBhKTlp2BTwtNXIghtH/ZNMKIgcd6 KBjgY7GI15OEtkx3HHzxlV4BqsIrQkQqQwJDGhj4ouHIFuHdEYiFaRTSbYz1iYq5yQfx E7kg== X-Gm-Message-State: APjAAAWn5G8Jya4dhOM55CpBrxOB9iC1DcXxpIc5nh6ZtNP59yGn7znX ayWxemxw/pRcgxvjL8ZlIRewmUAgioQ= X-Google-Smtp-Source: APXvYqySgs8eLdvj7WCRpyM1JjXDvafZwiYXOtOUKgpvS0G/SgGnNK0DwNKN5gLB/cmgU0cTsYN01g== X-Received: by 2002:a6b:ed01:: with SMTP id n1mr2082915iog.255.1560542426157; Fri, 14 Jun 2019 13:00:26 -0700 (PDT) Received: from Olgas-MBP-201.attlocal.net (172-10-226-31.lightspeed.livnmi.sbcglobal.net. [172.10.226.31]) by smtp.gmail.com with ESMTPSA id p63sm4623407iof.45.2019.06.14.13.00.25 (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 14 Jun 2019 13:00:25 -0700 (PDT) From: Olga Kornievskaia To: trond.myklebust@hammerspace.com, anna.schumaker@netapp.com Cc: linux-nfs@vger.kernel.org Subject: [PATCH v9 08/11] NFS: COPY handle ERR_OFFLOAD_DENIED Date: Fri, 14 Jun 2019 16:00:13 -0400 Message-Id: <20190614200016.12348-9-olga.kornievskaia@gmail.com> X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20190614200016.12348-1-olga.kornievskaia@gmail.com> References: <20190614200016.12348-1-olga.kornievskaia@gmail.com> Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org From: Olga Kornievskaia If server sends ERR_OFFLOAD_DENIED error, the client must fall back on doing copy the normal way. Return ENOTSUPP to the vfs and fallback to regular copy. Signed-off-by: Olga Kornievskaia --- fs/nfs/nfs42proc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c index f8ebd77..705fe69 100644 --- a/fs/nfs/nfs42proc.c +++ b/fs/nfs/nfs42proc.c @@ -393,7 +393,8 @@ ssize_t nfs42_proc_copy(struct file *src, loff_t pos_src, args.sync = true; dst_exception.retry = 1; continue; - } else if (err == -ESTALE && + } else if ((err == -ESTALE || + err == -NFS4ERR_OFFLOAD_DENIED) && !nfs42_files_from_same_server(src, dst)) { nfs42_do_offload_cancel_async(src, &args.src_stateid); err = -EOPNOTSUPP; -- 1.8.3.1