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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2010-06-14 22:26:31 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2010-10-21 10:11:49 -0400 |
| commit | edd76786633a3145661c7a90c9baccae8e3c9e84 (patch) | |
| tree | 5f3cde6cdfeea3d752df359f800ca8e4fb4df2c4 /fs | |
| parent | cd5b814458e5554457c6e62f17aed122145b065e (diff) | |
| download | linux-edd76786633a3145661c7a90c9baccae8e3c9e84.tar.gz linux-edd76786633a3145661c7a90c9baccae8e3c9e84.tar.bz2 linux-edd76786633a3145661c7a90c9baccae8e3c9e84.zip | |
nfsd4: move callback setup into session init code
The backchannel should be associated with a session, it isn't really
global to the client.
We do, however, want a pointer global to the client which tracks which
session we're currently using for client-based callbacks.
This is a first step in that direction; for now, just reshuffling of
code with no significant change in behavior.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 29 | ||||
| -rw-r--r-- | fs/nfsd/state.h | 1 |
2 files changed, 15 insertions, 15 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 7f1282859cd6..db5d8c8537ed 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -771,6 +771,19 @@ static __be32 alloc_init_session(struct svc_rqst *rqstp, struct nfs4_client *clp free_session(&new->se_ref); return nfserr_jukebox; } + if (!clp->cl_cb_session && (cses->flags & SESSION4_BACK_CHAN)) { + struct sockaddr *sa = svc_addr(rqstp); + + clp->cl_cb_session = new; + clp->cl_cb_conn.cb_xprt = rqstp->rq_xprt; + svc_xprt_get(rqstp->rq_xprt); + rpc_copy_addr((struct sockaddr *)&clp->cl_cb_conn.cb_addr, sa); + clp->cl_cb_conn.cb_addrlen = svc_addr_len(sa); + clp->cl_cb_conn.cb_minorversion = 1; + clp->cl_cb_conn.cb_prog = cses->callback_prog; + clp->cl_cb_seq_nr = 1; + nfsd4_probe_callback(clp, &clp->cl_cb_conn); + } return nfs_ok; } @@ -1045,7 +1058,7 @@ static struct nfs4_client *create_client(struct xdr_netobj name, char *recdir, clp->cl_flavor = rqstp->rq_flavor; copy_cred(&clp->cl_cred, &rqstp->rq_cred); gen_confirm(clp); - + clp->cl_cb_session = NULL; return clp; } @@ -1515,20 +1528,6 @@ nfsd4_create_session(struct svc_rqst *rqstp, cs_slot->sl_seqid++; /* from 0 to 1 */ move_to_confirmed(unconf); - - if (cr_ses->flags & SESSION4_BACK_CHAN) { - unconf->cl_cb_conn.cb_xprt = rqstp->rq_xprt; - svc_xprt_get(rqstp->rq_xprt); - rpc_copy_addr( - (struct sockaddr *)&unconf->cl_cb_conn.cb_addr, - sa); - unconf->cl_cb_conn.cb_addrlen = svc_addr_len(sa); - unconf->cl_cb_conn.cb_minorversion = - cstate->minorversion; - unconf->cl_cb_conn.cb_prog = cr_ses->callback_prog; - unconf->cl_cb_seq_nr = 1; - nfsd4_probe_callback(unconf, &unconf->cl_cb_conn); - } conf = unconf; } else { status = nfserr_stale_clientid; diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index 8d5e2370cce0..6e63c1d272bf 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -234,6 +234,7 @@ struct nfs4_client { u32 cl_cb_ident; atomic_t cl_cb_set; struct nfsd4_callback cl_cb_null; + struct nfsd4_session *cl_cb_session; /* for all client information that callback code might need: */ spinlock_t cl_lock; |