* [PATCH] net: mvpp2: use cache_line_size() to get cacheline size
@ 2016-04-01 9:11 Jisheng Zhang
2016-04-01 18:43 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Jisheng Zhang @ 2016-04-01 9:11 UTC (permalink / raw)
To: davem, mw
Cc: thomas.petazzoni, netdev, linux-kernel, linux-arm-kernel, Jisheng Zhang
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@marvell.com>
Suggested-by: Marcin Wojtas <mw@semihalf.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
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] net: mvpp2: use cache_line_size() to get cacheline size
2016-04-01 9:11 [PATCH] net: mvpp2: use cache_line_size() to get cacheline size Jisheng Zhang
@ 2016-04-01 18:43 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2016-04-01 18:43 UTC (permalink / raw)
To: jszhang; +Cc: mw, netdev, linux-kernel, linux-arm-kernel, thomas.petazzoni
From: Jisheng Zhang <jszhang@marvell.com>
Date: Fri, 1 Apr 2016 17:11:05 +0800
> 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@marvell.com>
> Suggested-by: Marcin Wojtas <mw@semihalf.com>
Applied.
^ permalink raw reply [flat|nested] 2+ messages in thread
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