disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/slab_def.h
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@@ -2,6 +2,7 @@
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 #ifndef _LINUX_SLAB_DEF_H
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 #define	_LINUX_SLAB_DEF_H
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+#include <linux/kfence.h>
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 #include <linux/reciprocal_div.h>
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 /*
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@@ -61,9 +62,6 @@
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 	atomic_t allocmiss;
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 	atomic_t freehit;
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 	atomic_t freemiss;
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-#ifdef CONFIG_DEBUG_SLAB_LEAK
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-	atomic_t store_user_clean;
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-#endif
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 	/*
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 	 * If debugging is enabled, then the allocator can add additional
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@@ -75,9 +73,6 @@
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 	int obj_offset;
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 #endif /* CONFIG_DEBUG_SLAB */
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-#ifdef CONFIG_MEMCG
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-	struct memcg_cache_params memcg_params;
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-#endif
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 #ifdef CONFIG_KASAN
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 	struct kasan_cache kasan_info;
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 #endif
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@@ -117,4 +112,12 @@
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 	return reciprocal_divide(offset, cache->reciprocal_buffer_size);
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 }
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+static inline int objs_per_slab_page(const struct kmem_cache *cache,
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+				     const struct page *page)
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+{
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+	if (is_kfence_address(page_address(page)))
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+		return 1;
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+	return cache->num;
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+}
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+
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 #endif	/* _LINUX_SLAB_DEF_H */