summaryrefslogtreecommitdiffstats
path: root/arch/arc/include/asm/cacheflush.h
diff options
context:
space:
mode:
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 9f841af41092..ef62682e8d95 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -93,14 +93,16 @@ static inline int cache_is_vipt_aliasing(void)
#endif
}
-#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) & 3)
+#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) & 1)
/*
* checks if two addresses (after page aligning) index into same cache set
*/
#define addr_not_cache_congruent(addr1, addr2) \
+({ \
cache_is_vipt_aliasing() ? \
- (CACHE_COLOR(addr1) != CACHE_COLOR(addr2)) : 0 \
+ (CACHE_COLOR(addr1) != CACHE_COLOR(addr2)) : 0; \
+})
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
OpenPOWER on IntegriCloud