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authorJ. Bruce Fields <bfields@redhat.com>2010-10-19 19:36:51 -0400
committerJ. Bruce Fields <bfields@redhat.com>2010-10-21 10:12:02 -0400
commit8323c3b2a6b6543919d5ebdddc7d52f192126161 (patch)
tree35976d6ba2f1917f569e44056c43f2bf724af7ef /fs/nfsd
parent792c95dd519c54d6b0fd6401b3da7ea67b0d6b72 (diff)
nfsd4: move minorversion to client
The minorversion seems more a property of the client than the callback channel. Some time we should probably also enforce consistent minorversion usage from the client; for now, this is just a cosmetic change. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4callback.c8
-rw-r--r--fs/nfsd/nfs4state.c12
-rw-r--r--fs/nfsd/state.h2
3 files changed, 15 insertions, 7 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index d38ee3c55a08..67bcd2c72623 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -496,7 +496,7 @@ int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn)
if (!clp->cl_principal && (clp->cl_flavor >= RPC_AUTH_GSS_KRB5))
return -EINVAL;
- if (conn->cb_minorversion) {
+ if (clp->cl_minorversion) {
args.bc_xprt = conn->cb_xprt;
args.prognumber = clp->cl_cb_session->se_cb_prog;
args.protocol = XPRT_TRANSPORT_BC_TCP;
@@ -620,7 +620,7 @@ static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)
struct nfsd4_callback *cb = calldata;
struct nfs4_delegation *dp = container_of(cb, struct nfs4_delegation, dl_recall);
struct nfs4_client *clp = dp->dl_client;
- u32 minorversion = clp->cl_cb_conn.cb_minorversion;
+ u32 minorversion = clp->cl_minorversion;
int status = 0;
cb->cb_minorversion = minorversion;
@@ -645,9 +645,9 @@ static void nfsd4_cb_done(struct rpc_task *task, void *calldata)
struct nfs4_client *clp = dp->dl_client;
dprintk("%s: minorversion=%d\n", __func__,
- clp->cl_cb_conn.cb_minorversion);
+ clp->cl_minorversion);
- if (clp->cl_cb_conn.cb_minorversion) {
+ if (clp->cl_minorversion) {
/* No need for lock, access serialized in nfsd4_cb_prepare */
++clp->cl_cb_session->se_cb_seq_nr;
clear_bit(0, &clp->cl_cb_slot_busy);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 0f2643dac22a..ce0412fd23eb 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -782,7 +782,6 @@ static struct nfsd4_session *alloc_init_session(struct svc_rqst *rqstp, struct n
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;
nfsd4_probe_callback(clp);
}
return new;
@@ -1200,7 +1199,6 @@ gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se, u32 scopeid)
if (conn->cb_addr.ss_family == AF_INET6)
((struct sockaddr_in6 *)&conn->cb_addr)->sin6_scope_id = scopeid;
- conn->cb_minorversion = 0;
conn->cb_prog = se->se_callback_prog;
conn->cb_ident = se->se_callback_ident;
return;
@@ -1541,6 +1539,11 @@ nfsd4_create_session(struct svc_rqst *rqstp,
}
/*
+ * XXX: we should probably set this at creation time, and check
+ * for consistent minorversion use throughout:
+ */
+ conf->cl_minorversion = 1;
+ /*
* We do not support RDMA or persistent sessions
*/
cr_ses->flags &= ~SESSION4_PERSIST;
@@ -1857,6 +1860,11 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
goto out;
gen_clid(new);
}
+ /*
+ * XXX: we should probably set this at creation time, and check
+ * for consistent minorversion use throughout:
+ */
+ new->cl_minorversion = 0;
gen_callback(new, setclid, rpc_get_scope_id(sa));
add_to_unconfirmed(new, strhashval);
setclid->se_clientid.cl_boot = new->cl_clientid.cl_boot;
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index bbc4d587b341..39adc27b0685 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -98,7 +98,6 @@ struct nfs4_cb_conn {
size_t cb_addrlen;
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 */
};
@@ -227,6 +226,7 @@ struct nfs4_client {
clientid_t cl_clientid; /* generated by server */
nfs4_verifier cl_confirm; /* generated by server */
u32 cl_firststate; /* recovery dir creation */
+ u32 cl_minorversion;
/* for v4.0 and v4.1 callbacks: */
struct nfs4_cb_conn cl_cb_conn;