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-rw-r--r--arch/mips/mm/c-r4k.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index eeb642e..b9aabb9 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 */
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