net/mlx4_core: Fix checking order in MR table init

[cascardo/linux.git] / lib / scatterlist.c

diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index a685c8a..d16fa29 100644 (file)
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -577,7 +577,8 @@ void sg_miter_stop(struct sg_mapping_iter *miter)
                miter->__offset += miter->consumed;
                miter->__remaining -= miter->consumed;
 
-               if (miter->__flags & SG_MITER_TO_SG)
+               if ((miter->__flags & SG_MITER_TO_SG) &&
+                   !PageSlab(miter->page))
                        flush_kernel_dcache_page(miter->page);
 
                if (miter->__flags & SG_MITER_ATOMIC) {