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Diffstat (limited to 'arch/arc/include/asm/cacheflush.h')
-rw-r--r--arch/arc/include/asm/cacheflush.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h
index fbe3587c4f36..56aeb5efe604 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -85,6 +85,10 @@ void flush_anon_page(struct vm_area_struct *vma,
*/
#define PG_dc_clean PG_arch_1
+#define CACHE_COLORS_NUM 4
+#define CACHE_COLORS_MSK (CACHE_COLORS_NUM - 1)
+#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) & CACHE_COLORS_MSK)
+
/*
* Simple wrapper over config option
* Bootup code ensures that hardware matches kernel configuration
@@ -94,8 +98,6 @@ static inline int cache_is_vipt_aliasing(void)
return IS_ENABLED(CONFIG_ARC_CACHE_VIPT_ALIASING);
}
-#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) & 1)
-
/*
* checks if two addresses (after page aligning) index into same cache set
*/