disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/ia64/include/asm/sections.h
..
..
@@ -35,7 +35,7 @@
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 	struct fdesc *desc = ptr;
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 	void *p;
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-	if (!probe_kernel_address(&desc->ip, p))
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+	if (!get_kernel_nofault(p, (void *)&desc->ip))
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 		ptr = p;
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 	return ptr;
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 }