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Don't create a backchannel for a DS connection.

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An NFSv4.1 client connection to a Data Server (DS) should not have a
backchannel. This patch fixes the NFSv4.1/pNFS client to not do a backchannel
for this case.
Found during recent testing with the pNFS server under development.

MFC after:	2 weeks
This commit is contained in:
Rick Macklem 2017-04-21 22:38:26 +00:00
parent 8b054d3c36
commit 40f8ff4800
1 changed files with 2 additions and 1 deletions
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3
sys/fs/nfs/nfs_commonkrpc.c
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@ -280,7 +280,8 @@ newnfs_connect(struct nfsmount *nmp, struct nfssockreq *nrp,
retries = nmp->nm_retry; retries = nmp->nm_retry;
} else } else
retries = INT_MAX; retries = INT_MAX;
if (NFSHASNFSV4N(nmp)) { /* cred == NULL for DS connects. */
if (NFSHASNFSV4N(nmp) && cred != NULL) {
/* /*
* Make sure the nfscbd_pool doesn't get destroyed * Make sure the nfscbd_pool doesn't get destroyed
* while doing this. * while doing this.