Revert "microblaze: Kill NET_SKB_PAD and NET_IP_ALIGN overrides."
This reverts commit 39e0786d3cf39c6d2f47b4818ae2da8b8ebc9ce2.
On request from microblaze developers, they are going to handle
this differently.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/microblaze/include/asm/system.h b/arch/microblaze/include/asm/system.h
index b1e2f07..48c4f03 100644
--- a/arch/microblaze/include/asm/system.h
+++ b/arch/microblaze/include/asm/system.h
@@ -97,4 +97,14 @@
#define arch_align_stack(x) (x)
+/*
+ * MicroBlaze doesn't handle unaligned accesses in hardware.
+ *
+ * Based on this we force the IP header alignment in network drivers.
+ * We also modify NET_SKB_PAD to be a cacheline in size, thus maintaining
+ * cacheline alignment of buffers.
+ */
+#define NET_IP_ALIGN 2
+#define NET_SKB_PAD L1_CACHE_BYTES
+
#endif /* _ASM_MICROBLAZE_SYSTEM_H */