disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/rcu_segcblist.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0+ */
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 /*
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  * RCU segmented callback lists
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  *
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@@ -5,34 +6,22 @@
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  * because the size of the TREE SRCU srcu_struct structure depends
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  * on these definitions.
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  *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, you can access it online at
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- * http://www.gnu.org/licenses/gpl-2.0.html.
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- *
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  * Copyright IBM Corporation, 2017
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  *
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- * Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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+ * Authors: Paul E. McKenney <paulmck@linux.net.ibm.com>
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  */
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 #ifndef __INCLUDE_LINUX_RCU_SEGCBLIST_H
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 #define __INCLUDE_LINUX_RCU_SEGCBLIST_H
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+
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+#include <linux/types.h>
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+#include <linux/atomic.h>
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 /* Simple unsegmented callback lists. */
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 struct rcu_cblist {
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 	struct rcu_head *head;
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 	struct rcu_head **tail;
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 	long len;
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-	long len_lazy;
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 };
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 #define RCU_CBLIST_INITIALIZER(n) { .head = NULL, .tail = &n.head }
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 	struct rcu_head *head;
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 	struct rcu_head **tails[RCU_CBLIST_NSEGS];
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 	unsigned long gp_seq[RCU_CBLIST_NSEGS];
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+#ifdef CONFIG_RCU_NOCB_CPU
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+	atomic_long_t len;
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+#else
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 	long len;
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-	long len_lazy;
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+#endif
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+	u8 enabled;
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+	u8 offloaded;
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 };
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 #define RCU_SEGCBLIST_INITIALIZER(n) \