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=-9.8 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,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 21B61C00307 for ; Fri, 6 Sep 2019 19:46:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E81292070C for ; Fri, 6 Sep 2019 19:46:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="AJ+6oI8A" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727053AbfIFTqn (ORCPT ); Fri, 6 Sep 2019 15:46:43 -0400 Received: from mail-io1-f67.google.com ([209.85.166.67]:32927 "EHLO mail-io1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392364AbfIFTqn (ORCPT ); Fri, 6 Sep 2019 15:46:43 -0400 Received: by mail-io1-f67.google.com with SMTP id m11so15469746ioo.0 for ; Fri, 06 Sep 2019 12:46:42 -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=AJ+6oI8AxoCVtperw48ywjEiKV7Nr8FpahrRokJJT+UrQ9atAkAEeq8CoKeZSmAphM tZ55WgDTLaFNV1M7g5W70ENU21s+vVZ3oPaFUsXYbbDPz4ueuD5qH/A5WRB4p80nyO0v QSWPzczdjLvob2kEyesoofJgbUwxEgP5Ro98Jw4jidT0PpD82A+8mFYNiKZycZsz2sxZ U5DOPaeD01amlEumSUiuooHdloVWW9W8pr1QQ2+k9O7TfPATmniRurvw4ilEhuVJ01mT Ob7kMNB5RW/xduk3VrgZo55YhKr5JLJtpU/hoTNTufF+M3rTZq2id8dwqUq0E8RZ9oks tR+A== 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=lqk2cPwszmMb20DdqEKoQiZnRXGrOCBCUy45PMEUye0cJgHtXJv82rKM/NRwUAuZkF 9H+CmXT73YqXYXzzNMG76QLwAb+VRkR7XuSp3y0o4/sBOzTlNOPFs2K+1zIWhIW4wH+Z R50Fv4X1l6G8OXAjhCF3r+QFeshAmqTwUBHgxjJ9KEiXNqpT/iR/r/7MDgDyB7OaRZBG vJo2GgNHQ51m6K3x2nusl7/BzwLT489peb4ZW5JDT251Iz0Pf44yw4qJAcxI2UAwXzED 5RYzKYc2c+OgrIO+rZjc0GwEJAFFh1AJZPZYsnWuSMEZj3PSNKbmdiitE0Nd7NszmeLT DHbg== X-Gm-Message-State: APjAAAUSs9zp+Nf2+kgfIyAewXhirsWdBeJuaU3QVBBPNafaaOrZ9Dva D19jALJLctB2Cko7soLJ5B7hgsOUITY= X-Google-Smtp-Source: APXvYqx/z1hSw4+ZKCKigYmnRRHx9D1VNUfLUzGH34a+8LX9ShMwcEEEg12lNkp1L2lc4UMlVYfh9A== X-Received: by 2002:a5e:a80a:: with SMTP id c10mr1814936ioa.122.1567799202252; Fri, 06 Sep 2019 12:46:42 -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 i14sm5118085ioi.47.2019.09.06.12.46.41 (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 06 Sep 2019 12:46:41 -0700 (PDT) From: Olga Kornievskaia To: trond.myklebust@hammerspace.com, anna.schumaker@netapp.com, bfields@redhat.com Cc: linux-nfs@vger.kernel.org Subject: [PATCH v6 08/19] NFS: COPY handle ERR_OFFLOAD_DENIED Date: Fri, 6 Sep 2019 15:46:20 -0400 Message-Id: <20190906194631.3216-9-olga.kornievskaia@gmail.com> X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20190906194631.3216-1-olga.kornievskaia@gmail.com> References: <20190906194631.3216-1-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