netdev - [PATCH] net: mvpp2: use cache_line_size() to get cacheline size

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Date:	Fri, 1 Apr 2016 17:11:05 +0800
From:	Jisheng Zhang <jszhang@...vell.com>
To:	<davem@...emloft.net>, <mw@...ihalf.com>
CC:	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<thomas.petazzoni@...e-electrons.com>,
	Jisheng Zhang <jszhang@...vell.com>
Subject: [PATCH] net: mvpp2: use cache_line_size() to get cacheline size

L1_CACHE_BYTES may not be the real cacheline size, use cache_line_size
to determine the cacheline size in runtime.

Signed-off-by: Jisheng Zhang <jszhang@...vell.com>
Suggested-by: Marcin Wojtas <mw@...ihalf.com>
---
 drivers/net/ethernet/marvell/mvpp2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index 05f358b..23f3c08 100644
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -376,7 +376,7 @@
 
 #define MVPP2_RX_PKT_SIZE(mtu) \
 	ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \
-	      ETH_HLEN + ETH_FCS_LEN, L1_CACHE_BYTES)
+	      ETH_HLEN + ETH_FCS_LEN, cache_line_size())
 
 #define MVPP2_RX_BUF_SIZE(pkt_size)	((pkt_size) + NET_SKB_PAD)
 #define MVPP2_RX_TOTAL_SIZE(buf_size)	((buf_size) + MVPP2_SKB_SHINFO_SIZE)
-- 
2.8.0.rc3