The callback program is allowed to depend on the session which the
callback is going over.
No change in behavior yet, while we still only do callbacks over a
single session for the lifetime of the client.
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
---
fs/nfsd/nfs4callback.c | 1 +
fs/nfsd/nfs4state.c | 2 +-
fs/nfsd/state.h | 4 +++-
3 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 5df9dda..140bb36 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -498,6 +498,7 @@ int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn)
return -EINVAL;
if (conn->cb_minorversion) {
args.bc_xprt = conn->cb_xprt;
+ args.prognumber = clp->cl_cb_session->se_cb_prog;
args.protocol = XPRT_TRANSPORT_BC_TCP;
}
/* Create RPC client */
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index c470cb7..59bc001 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -760,6 +760,7 @@ static struct nfsd4_session *alloc_init_session(struct svc_rqst *rqstp, struct n
new->se_cb_seq_nr = 1;
new->se_flags = cses->flags;
+ new->se_cb_prog = cses->callback_prog;
kref_init(&new->se_ref);
idx = hash_sessionid(&new->se_sessionid);
spin_lock(&client_lock);
@@ -782,7 +783,6 @@ static struct nfsd4_session *alloc_init_session(struct svc_rqst *rqstp, struct n
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;
nfsd4_probe_callback(clp, &clp->cl_cb_conn);
}
return new;
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 7f5b267..b3bed36 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -96,7 +96,8 @@ struct nfs4_cb_conn {
/* SETCLIENTID info */
struct sockaddr_storage cb_addr;
size_t cb_addrlen;
- u32 cb_prog;
+ u32 cb_prog; /* used only in 4.0 case;
+ per-session otherwise */
u32 cb_minorversion;
u32 cb_ident; /* minorversion 0 only */
struct svc_xprt *cb_xprt; /* minorversion 1 only */
@@ -172,6 +173,7 @@ struct nfsd4_session {
struct nfsd4_channel_attrs se_fchannel;
struct nfsd4_channel_attrs se_bchannel;
struct list_head se_conns;
+ u32 se_cb_prog;
u32 se_cb_seq_nr;
struct nfsd4_slot *se_slots[]; /* forward channel slots */
};
--
1.7.1
--
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