I'm about to add logic that invokes nfs4_clear_machine_cred(), but
we removed it in 3.10. This is a separate commit to make it easier
to backport the next patch to a kernel that may still have
nfs4_clear_machine_cred().
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
fs/nfs/nfs4state.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 1fab140..4949ce5 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -154,6 +154,18 @@ struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp)
return cred;
}
+static void nfs4_clear_machine_cred(struct nfs_client *clp)
+{
+ struct rpc_cred *cred;
+
+ spin_lock(&clp->cl_lock);
+ cred = clp->cl_machine_cred;
+ clp->cl_machine_cred = NULL;
+ spin_unlock(&clp->cl_lock);
+ if (cred != NULL)
+ put_rpccred(cred);
+}
+
static struct rpc_cred *
nfs4_get_renew_cred_server_locked(struct nfs_server *server)
{
--
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