From: Benny Halevy Subject: [PATCH v2 05/35] pnfsd: don't set up back channel on create_session for ds Date: Mon, 7 Dec 2009 11:30:51 +0200 Message-ID: <1260178251-14816-1-git-send-email-bhalevy@panasas.com> References: <4B1CCA52.8020900@panasas.com> Cc: linux-nfs@vger.kernel.org, pnfs@linux-nfs.org, linux-fsdevel@vger.kernel.org, Dean Hildebrand , Dean Hildebrand , Benny Halevy To: " J. Bruce Fields" Return-path: Received: from daytona.panasas.com ([67.152.220.89]:13097 "EHLO daytona.int.panasas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S934800AbZLGJ3y (ORCPT ); Mon, 7 Dec 2009 04:29:54 -0500 In-Reply-To: <4B1CCA52.8020900@panasas.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Dean Hildebrand [was pnfsd: Add use of pnfs exchange flags] Should this code be surrounded by CONFIG_PNFSD? Signed-off-by: Dean Hildebrand Signed-off-by: Benny Halevy --- fs/nfsd/nfs4state.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 9ecbc25..dc9d553 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1349,6 +1349,10 @@ nfsd4_create_session(struct svc_rqst *rqstp, cr_ses->flags &= ~SESSION4_PERSIST; cr_ses->flags &= ~SESSION4_RDMA; + if (!(unconf->cl_exchange_flags & EXCHGID4_FLAG_USE_PNFS_MDS) && + (unconf->cl_exchange_flags & EXCHGID4_FLAG_USE_PNFS_DS)) + cr_ses->flags &= ~SESSION4_BACK_CHAN; + if (cr_ses->flags & SESSION4_BACK_CHAN) { unconf->cl_cb_xprt = rqstp->rq_xprt; svc_xprt_get(unconf->cl_cb_xprt); -- 1.6.5.1