X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Farch%2Farc%2Finclude%2Fasm%2Fcacheflush.h;fp=kernel%2Farch%2Farc%2Finclude%2Fasm%2Fcacheflush.h;h=56aeb5efe6042329bd6d27cf54faaa6cb9f16334;hb=52f993b8e89487ec9ee15a7fb4979e0f09a45b27;hp=fbe3587c4f36f1add284667fd8a04edbe90ea2ef;hpb=c189ccac5702322ed843fe17057035b7222a59b6;p=kvmfornfv.git

diff --git a/kernel/arch/arc/include/asm/cacheflush.h b/kernel/arch/arc/include/asm/cacheflush.h
index fbe3587c4..56aeb5efe 100644
--- a/kernel/arch/arc/include/asm/cacheflush.h
+++ b/kernel/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
  */