disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/powerpc/platforms/powernv/opal-psr.c
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@@ -1,12 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * PowerNV OPAL Power-Shift-Ratio interface
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  *
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  * Copyright 2017 IBM Corp.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #define pr_fmt(fmt)     "opal-psr: " fmt
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@@ -17,11 +13,11 @@
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 #include <asm/opal.h>
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-DEFINE_MUTEX(psr_mutex);
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+static DEFINE_MUTEX(psr_mutex);
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 static struct kobject *psr_kobj;
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-struct psr_attr {
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+static struct psr_attr {
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 	u32 handle;
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 	struct kobj_attribute attr;
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 } *psr_attrs;