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-rw-r--r--arch/csky/mm/syscache.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/csky/mm/syscache.c b/arch/csky/mm/syscache.c
index 4e51d63850c4..cd847ad62c7e 100644
--- a/arch/csky/mm/syscache.c
+++ b/arch/csky/mm/syscache.c
@@ -12,15 +12,17 @@ SYSCALL_DEFINE3(cacheflush,
int, cache)
{
switch (cache) {
- case ICACHE:
case BCACHE:
- flush_icache_mm_range(current->mm,
- (unsigned long)addr,
- (unsigned long)addr + bytes);
- fallthrough;
case DCACHE:
dcache_wb_range((unsigned long)addr,
(unsigned long)addr + bytes);
+ if (cache != BCACHE)
+ break;
+ fallthrough;
+ case ICACHE:
+ flush_icache_mm_range(current->mm,
+ (unsigned long)addr,
+ (unsigned long)addr + bytes);
break;
default:
return -EINVAL;