From: Andy Adamson <andros@xxxxxxxxxx>
Unlike SETCLIENTID, EXCHANGE_ID requires a machine credential. Do not search
for credentials other than the machine credential.
Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---
fs/nfs/nfs4_fs.h | 1 +
fs/nfs/nfs4proc.c | 2 ++
fs/nfs/nfs4state.c | 14 ++++++++++++++
3 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 90eebff..72a4a0a 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -248,6 +248,7 @@ struct rpc_cred *nfs4_get_setclientid_cred(struct nfs_client *clp);
struct rpc_cred *nfs4_get_renew_cred_locked(struct nfs_client *clp);
#if defined(CONFIG_NFS_V4_1)
struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp);
+struct rpc_cred *nfs4_get_exchange_id_cred(struct nfs_client *clp);
#endif /* CONFIG_NFS_V4_1 */
extern struct nfs4_state_owner * nfs4_get_state_owner(struct nfs_server *, struct rpc_cred *);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index d7a320f..cd773c1 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4811,6 +4811,7 @@ struct nfs4_state_recovery_ops nfs41_reboot_recovery_ops = {
.recover_open = nfs4_open_reclaim,
.recover_lock = nfs4_lock_reclaim,
.establish_clid = nfs4_proc_exchange_id,
+ .get_clid_cred = nfs4_get_exchange_id_cred,
};
#endif /* CONFIG_NFS_V4_1 */
@@ -4830,6 +4831,7 @@ struct nfs4_state_recovery_ops nfs41_nograce_recovery_ops = {
.recover_open = nfs4_open_expired,
.recover_lock = nfs4_lock_expired,
.establish_clid = nfs4_proc_exchange_id,
+ .get_clid_cred = nfs4_get_exchange_id_cred,
};
#endif /* CONFIG_NFS_V4_1 */
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 90e5607..7dc9713 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -114,6 +114,20 @@ struct rpc_cred *nfs4_get_renew_cred_locked(struct nfs_client *clp)
return cred;
}
+#if defined(CONFIG_NFS_V4_1)
+
+struct rpc_cred *nfs4_get_exchange_id_cred(struct nfs_client *clp)
+{
+ struct rpc_cred *cred;
+
+ spin_lock(&clp->cl_lock);
+ cred = nfs4_get_machine_cred_locked(clp);
+ spin_unlock(&clp->cl_lock);
+ return cred;
+}
+
+#endif /* CONFIG_NFS_V4_1 */
+
struct rpc_cred *nfs4_get_setclientid_cred(struct nfs_client *clp)
{
struct nfs4_state_owner *sp;
--
1.6.2.1
--
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