From: Dean Hildebrand <seattleplus@xxxxxxxxx>
[was pnfsd: Add use of pnfs exchange flags]
Should this code be surrounded by CONFIG_PNFSD?
Signed-off-by: Dean Hildebrand <dhildeb@xxxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---
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
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