enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/block/zram/zram_drv.h
..
..
@@ -63,6 +63,7 @@
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 		unsigned long element;
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 	};
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 	unsigned long flags;
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+	spinlock_t lock;
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 #ifdef CONFIG_ZRAM_MEMORY_TRACKING
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 	ktime_t ac_time;
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 #endif