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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 880E9C433EF for ; Thu, 23 Jun 2022 17:11:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231235AbiFWRLr (ORCPT ); Thu, 23 Jun 2022 13:11:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229851AbiFWRKQ (ORCPT ); Thu, 23 Jun 2022 13:10:16 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C320356380; Thu, 23 Jun 2022 09:57:39 -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 dfw.source.kernel.org (Postfix) with ESMTPS id B63C261407; Thu, 23 Jun 2022 16:57:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E8EBC3411B; Thu, 23 Jun 2022 16:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1656003437; bh=seg96an2EVSr8JlAr9r1UxI1Hc4dVBpC3LfTpnNt/6U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dLJPf7j/lsd06/KarRmVyXoosWZEC16iVWLRNyQLGuDF3y5DRSgL0U3N5mCAZwAfQ TIGtZa8MCVl7bSn8ZkQyAqpldx+XCvvo/UyGkElIb3YAS2/KeXaCQjSpejBUDrn/cU PZ4xV0FbsjHHh6xDXQVzmv+rWMvExIO2iiQ+bhQA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Trond Myklebust , Anna Schumaker , Sasha Levin Subject: [PATCH 4.9 238/264] pNFS: Dont keep retrying if the server replied NFS4ERR_LAYOUTUNAVAILABLE Date: Thu, 23 Jun 2022 18:43:51 +0200 Message-Id: <20220623164350.810605101@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220623164344.053938039@linuxfoundation.org> References: <20220623164344.053938039@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Trond Myklebust [ Upstream commit fe44fb23d6ccde4c914c44ef74ab8d9d9ba02bea ] If the server tells us that a pNFS layout is not available for a specific file, then we should not keep pounding it with further layoutget requests. Fixes: 183d9e7b112a ("pnfs: rework LAYOUTGET retry handling") Signed-off-by: Trond Myklebust Signed-off-by: Anna Schumaker Signed-off-by: Sasha Levin --- fs/nfs/pnfs.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index f19cded49b29..317d22f84492 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -1753,6 +1753,12 @@ pnfs_update_layout(struct inode *ino, /* Fallthrough */ case -EAGAIN: break; + case -ENODATA: + /* The server returned NFS4ERR_LAYOUTUNAVAILABLE */ + pnfs_layout_set_fail_bit( + lo, pnfs_iomode_to_fail_bit(iomode)); + lseg = NULL; + goto out_put_layout_hdr; default: if (!nfs_error_is_fatal(PTR_ERR(lseg))) { pnfs_layout_clear_fail_bit(lo, pnfs_iomode_to_fail_bit(iomode)); -- 2.35.1