From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:33092 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752901AbdLROJP (ORCPT ); Mon, 18 Dec 2017 09:09:15 -0500 Subject: Patch "NFSv4.1 respect server's max size in CREATE_SESSION" has been added to the 3.18-stable tree To: kolga@netapp.com, Anna.Schumaker@Netapp.com, alexander.levin@verizon.com, gregkh@linuxfoundation.org Cc: , From: Date: Mon, 18 Dec 2017 15:08:02 +0100 Message-ID: <151360608215113@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled NFSv4.1 respect server's max size in CREATE_SESSION to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: nfsv4.1-respect-server-s-max-size-in-create_session.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Dec 18 15:03:25 CET 2017 From: Olga Kornievskaia Date: Wed, 8 Mar 2017 14:39:15 -0500 Subject: NFSv4.1 respect server's max size in CREATE_SESSION From: Olga Kornievskaia [ Upstream commit 033853325fe3bdc70819a8b97915bd3bca41d3af ] Currently client doesn't respect max sizes server returns in CREATE_SESSION. nfs4_session_set_rwsize() gets called and server->rsize, server->wsize are 0 so they never get set to the sizes returned by the server. Signed-off-by: Olga Kornievskaia Signed-off-by: Anna Schumaker Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- fs/nfs/nfs4client.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -894,9 +894,9 @@ static void nfs4_session_set_rwsize(stru server_resp_sz = sess->fc_attrs.max_resp_sz - nfs41_maxread_overhead; server_rqst_sz = sess->fc_attrs.max_rqst_sz - nfs41_maxwrite_overhead; - if (server->rsize > server_resp_sz) + if (!server->rsize || server->rsize > server_resp_sz) server->rsize = server_resp_sz; - if (server->wsize > server_rqst_sz) + if (!server->wsize || server->wsize > server_rqst_sz) server->wsize = server_rqst_sz; #endif /* CONFIG_NFS_V4_1 */ } Patches currently in stable-queue which might be from kolga@netapp.com are queue-3.18/nfsv4.1-respect-server-s-max-size-in-create_session.patch