add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/nfsd/nfs4callback.c
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@@ -875,8 +875,8 @@
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 		if (!kcred)
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 			return NULL;
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-		kcred->uid = ses->se_cb_sec.uid;
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-		kcred->gid = ses->se_cb_sec.gid;
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+		kcred->fsuid = ses->se_cb_sec.uid;
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+		kcred->fsgid = ses->se_cb_sec.gid;
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 		return kcred;
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 	}
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 }
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@@ -915,11 +915,8 @@
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 		args.authflavor = clp->cl_cred.cr_flavor;
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 		clp->cl_cb_ident = conn->cb_ident;
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 	} else {
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-		if (!conn->cb_xprt) {
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-			trace_nfsd_cb_setup_err(clp, -EINVAL);
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+		if (!conn->cb_xprt)
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 			return -EINVAL;
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-		}
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-		clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
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 		clp->cl_cb_session = ses;
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 		args.bc_xprt = conn->cb_xprt;
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 		args.prognumber = clp->cl_cb_session->se_cb_prog;
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@@ -939,6 +936,9 @@
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 		rpc_shutdown_client(client);
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 		return -ENOMEM;
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 	}
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+
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+	if (clp->cl_minorversion != 0)
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+		clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
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 	clp->cl_cb_client = client;
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 	clp->cl_cb_cred = cred;
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 	trace_nfsd_cb_setup(clp);