add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/mm/slab.h
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@@ -595,7 +595,7 @@
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  * The slab lists for all objects.
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  */
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 struct kmem_cache_node {
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-	raw_spinlock_t list_lock;
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+	spinlock_t list_lock;
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 #ifdef CONFIG_SLAB
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 	struct list_head slabs_partial;	/* partial list first, better asm code */