From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A86811706 for ; Mon, 11 Sep 2023 14:48:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 753BAC433C8; Mon, 11 Sep 2023 14:48:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1694443718; bh=1B19DuM9AqzOLMNiIGZwvMcAz+YEcFB5PqjD5CSBEmQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iAHmwJM1f8PvE3k1Ds4NWn13d3gRGsarCP1k3ZJeiyjgYlkRYE+JyHyNwblVbV7Jw 0yInItFwXGOb8xWDc1NHplYS1xcv+FV0NZ/gTDwdogSBZkwibh800Ik2q/nS2R99gM Uee5h+AH6zsr6MA8O+9Zjazsfun7GjKisnOygcdI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Olga Kornievskaia , Anna Schumaker , Sasha Levin Subject: [PATCH 6.4 476/737] NFSv4.2: fix handling of COPY ERR_OFFLOAD_NO_REQ Date: Mon, 11 Sep 2023 15:45:35 +0200 Message-ID: <20230911134703.876163708@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230911134650.286315610@linuxfoundation.org> References: <20230911134650.286315610@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Olga Kornievskaia [ Upstream commit 5690eed941ab7e33c3c3d6b850100cabf740f075 ] If the client sent a synchronous copy and the server replied with ERR_OFFLOAD_NO_REQ indicating that it wants an asynchronous copy instead, the client should retry with asynchronous copy. Fixes: 539f57b3e0fd ("NFS handle COPY ERR_OFFLOAD_NO_REQS") Signed-off-by: Olga Kornievskaia Signed-off-by: Anna Schumaker Signed-off-by: Sasha Levin --- fs/nfs/nfs42proc.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c index 5d7e0511f3513..d5ec3d5568da5 100644 --- a/fs/nfs/nfs42proc.c +++ b/fs/nfs/nfs42proc.c @@ -471,8 +471,9 @@ ssize_t nfs42_proc_copy(struct file *src, loff_t pos_src, continue; } break; - } else if (err == -NFS4ERR_OFFLOAD_NO_REQS && !args.sync) { - args.sync = true; + } else if (err == -NFS4ERR_OFFLOAD_NO_REQS && + args.sync != res.synchronous) { + args.sync = res.synchronous; dst_exception.retry = 1; continue; } else if ((err == -ESTALE || -- 2.40.1