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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2010-06-15 17:34:11 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2010-10-21 10:11:53 -0400 |
| commit | d29c374cd20de620898d2936396048518809ae24 (patch) | |
| tree | 4443f1cd02fa273b563f63b34fe9255aca551c74 /fs/nfsd | |
| parent | 86c3e16cc7aace4d1143952813b6cc2a80c51295 (diff) | |
| download | linux-d29c374cd20de620898d2936396048518809ae24.tar.bz2 | |
nfsd4: track backchannel connections
We need to keep track of which connections are available for use with
the backchannel, which for the forechannel, and which for both.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 7e817d13cd82..c470cb78c6c1 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -644,7 +644,7 @@ static void nfsd4_conn_lost(struct svc_xpt_user *u) spin_unlock(&clp->cl_lock); } -static struct nfsd4_conn *alloc_conn(struct svc_rqst *rqstp) +static struct nfsd4_conn *alloc_conn(struct svc_rqst *rqstp, u32 flags) { struct nfsd4_conn *conn; @@ -653,7 +653,7 @@ static struct nfsd4_conn *alloc_conn(struct svc_rqst *rqstp) return NULL; svc_xprt_get(rqstp->rq_xprt); conn->cn_xprt = rqstp->rq_xprt; - conn->cn_flags = NFS4_CDFC4_FORE; + conn->cn_flags = flags; INIT_LIST_HEAD(&conn->cn_xpt_user.list); return conn; } @@ -682,8 +682,11 @@ static void nfsd4_register_conn(struct nfsd4_conn *conn) static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses) { struct nfsd4_conn *conn; + u32 flags = NFS4_CDFC4_FORE; - conn = alloc_conn(rqstp); + if (ses->se_flags & SESSION4_BACK_CHAN) + flags |= NFS4_CDFC4_BACK; + conn = alloc_conn(rqstp, flags); if (!conn) return nfserr_jukebox; nfsd4_hash_conn(conn, ses); @@ -1640,7 +1643,7 @@ static void nfsd4_sequence_check_conn(struct svc_rqst *rqstp, struct nfsd4_sessi if (c) return; - new = alloc_conn(rqstp); + new = alloc_conn(rqstp, NFS4_CDFC4_FORE); spin_lock(&clp->cl_lock); c = __nfsd4_find_conn(rqstp, ses); |