1 files changed, 4 insertions, 0 deletions

diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index eeb642e4066e..b9aabb998a32 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -604,6 +604,7 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
                         r4k_blast_scache();
                 else
                         blast_scache_range(addr, addr + size);
+                __sync();
                 return;
         }
 
@@ -620,6 +621,7 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
         }
 
         bc_wback_inv(addr, size);
+        __sync();
 }
 
 static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
@@ -647,6 +649,7 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
                                  (addr + size - 1) & almask);
                         blast_inv_scache_range(addr, addr + size);
                 }
+                __sync();
                 return;
         }
 
@@ -663,6 +666,7 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
         }
 
         bc_inv(addr, size);
+        __sync();
 }
 #endif /* CONFIG_DMA_NONCOHERENT */