rtl88x2CE_WiFi_linux driver

hc

2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8

 kernel/arch/s390/include/asm/percpu.h
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@@ -16,7 +16,7 @@
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  * per cpu area, use weak definitions to force the compiler to
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  * generate external references.
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  */
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-#if defined(CONFIG_SMP) && defined(MODULE)
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+#if defined(MODULE)
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 #define ARCH_NEEDS_WEAK_PER_CPU
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 #endif
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..
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@@ -31,7 +31,7 @@
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 	pcp_op_T__ *ptr__;						\
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 	preempt_disable_notrace();					\
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 	ptr__ = raw_cpu_ptr(&(pcp));					\
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-	prev__ = *ptr__;						\
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+	prev__ = READ_ONCE(*ptr__);					\
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 	do {								\
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 		old__ = prev__;						\
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 		new__ = old__ op (val);					\