Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx12.netapp.com ([216.240.18.77]:18807 "EHLO mx12.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754643Ab3IZVpY (ORCPT ); Thu, 26 Sep 2013 17:45:24 -0400 From: Trond Myklebust To: Subject: [PATCH 6/7] NFSv4: Ensure that we disable the resend timeout for NFSv4 Date: Thu, 26 Sep 2013 17:45:05 -0400 Message-ID: <1380231907-13733-7-git-send-email-Trond.Myklebust@netapp.com> In-Reply-To: <1380231907-13733-6-git-send-email-Trond.Myklebust@netapp.com> References: <1380231907-13733-1-git-send-email-Trond.Myklebust@netapp.com> <1380231907-13733-2-git-send-email-Trond.Myklebust@netapp.com> <1380231907-13733-3-git-send-email-Trond.Myklebust@netapp.com> <1380231907-13733-4-git-send-email-Trond.Myklebust@netapp.com> <1380231907-13733-5-git-send-email-Trond.Myklebust@netapp.com> <1380231907-13733-6-git-send-email-Trond.Myklebust@netapp.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-nfs-owner@vger.kernel.org List-ID: The spec states that the client should not resend requests because the server will disconnect if it needs to drop an RPC request. Signed-off-by: Trond Myklebust --- fs/nfs/client.c | 2 ++ fs/nfs/nfs4client.c | 1 + include/linux/nfs_fs_sb.h | 1 + 3 files changed, 4 insertions(+) diff --git a/fs/nfs/client.c b/fs/nfs/client.c index 2dceee4..af03258 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -590,6 +590,8 @@ int nfs_create_rpc_client(struct nfs_client *clp, if (test_bit(NFS_CS_DISCRTRY, &clp->cl_flags)) args.flags |= RPC_CLNT_CREATE_DISCRTRY; + if (test_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags)) + args.flags |= RPC_CLNT_CREATE_NO_RETRANS_TIMEOUT; if (test_bit(NFS_CS_NORESVPORT, &clp->cl_flags)) args.flags |= RPC_CLNT_CREATE_NONPRIVPORT; if (test_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags)) diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index a860ab5..511cdce 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -368,6 +368,7 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp, if (clp->cl_minorversion != 0) __set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags); __set_bit(NFS_CS_DISCRTRY, &clp->cl_flags); + __set_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags); error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_GSS_KRB5I); if (error == -EINVAL) error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_UNIX); diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index b8cedce..f9c0a6c 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -41,6 +41,7 @@ struct nfs_client { #define NFS_CS_DISCRTRY 1 /* - disconnect on RPC retry */ #define NFS_CS_MIGRATION 2 /* - transparent state migr */ #define NFS_CS_INFINITE_SLOTS 3 /* - don't limit TCP slots */ +#define NFS_CS_NO_RETRANS_TIMEOUT 4 /* - Disable retransmit timeouts */ struct sockaddr_storage cl_addr; /* server identifier */ size_t cl_addrlen; char * cl_hostname; /* hostname of server */ -- 1.8.3.1