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-rw-r--r--include/linux/cacheinfo.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h
index 908e19d17f49..a5cfd44fab45 100644
--- a/include/linux/cacheinfo.h
+++ b/include/linux/cacheinfo.h
@@ -76,9 +76,11 @@ struct cpu_cacheinfo {
unsigned int num_levels;
unsigned int num_leaves;
bool cpu_map_populated;
+ bool early_ci_levels;
};
struct cpu_cacheinfo *get_cpu_cacheinfo(unsigned int cpu);
+int early_cache_level(unsigned int cpu);
int init_cache_level(unsigned int cpu);
int init_of_cache_level(unsigned int cpu);
int populate_cache_leaves(unsigned int cpu);
@@ -129,4 +131,10 @@ static inline int get_cpu_cacheinfo_id(int cpu, int level)
return -1;
}
+#ifdef CONFIG_ARM64
+#define use_arch_cache_info() (true)
+#else
+#define use_arch_cache_info() (false)
+#endif
+
#endif /* _LINUX_CACHEINFO_H */