* [PATCH net-next] net: ethernet: mediatek: enhance with avoiding superfluous assignment inside mtk_get_ethtool_stats
@ 2016-09-20 3:26 ` sean.wang
0 siblings, 0 replies; 3+ messages in thread
From: sean.wang @ 2016-09-20 3:26 UTC (permalink / raw)
To: john, davem; +Cc: nbd, netdev, linux-mediatek, keyhaede, objelf, Sean Wang
From: Sean Wang <sean.wang@mediatek.com>
data_src is unchanged inside the loop, so this patch moves
the assignment to outside the loop to avoid unnecessarily
assignment
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 481f360..ca6b501 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2137,8 +2137,9 @@ static void mtk_get_ethtool_stats(struct net_device *dev,
}
}
+ data_src = (u64 *)hwstats;
+
do {
- data_src = (u64 *)hwstats;
data_dst = data;
start = u64_stats_fetch_begin_irq(&hwstats->syncp);
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH net-next] net: ethernet: mediatek: enhance with avoiding superfluous assignment inside mtk_get_ethtool_stats
@ 2016-09-20 3:26 ` sean.wang
0 siblings, 0 replies; 3+ messages in thread
From: sean.wang @ 2016-09-20 3:26 UTC (permalink / raw)
To: john, davem; +Cc: nbd, netdev, linux-mediatek, keyhaede, objelf, Sean Wang
From: Sean Wang <sean.wang@mediatek.com>
data_src is unchanged inside the loop, so this patch moves
the assignment to outside the loop to avoid unnecessarily
assignment
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 481f360..ca6b501 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2137,8 +2137,9 @@ static void mtk_get_ethtool_stats(struct net_device *dev,
}
}
+ data_src = (u64 *)hwstats;
+
do {
- data_src = (u64 *)hwstats;
data_dst = data;
start = u64_stats_fetch_begin_irq(&hwstats->syncp);
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH net-next] net: ethernet: mediatek: enhance with avoiding superfluous assignment inside mtk_get_ethtool_stats
2016-09-20 3:26 ` sean.wang
(?)
@ 2016-09-21 4:07 ` David Miller
-1 siblings, 0 replies; 3+ messages in thread
From: David Miller @ 2016-09-21 4:07 UTC (permalink / raw)
To: sean.wang; +Cc: john, nbd, netdev, linux-mediatek, keyhaede, objelf
From: <sean.wang@mediatek.com>
Date: Tue, 20 Sep 2016 11:26:48 +0800
> From: Sean Wang <sean.wang@mediatek.com>
>
> data_src is unchanged inside the loop, so this patch moves
> the assignment to outside the loop to avoid unnecessarily
> assignment
>
> Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Applied.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2016-09-21 4:07 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2016-09-20 3:26 [PATCH net-next] net: ethernet: mediatek: enhance with avoiding superfluous assignment inside mtk_get_ethtool_stats sean.wang
2016-09-20 3:26 ` sean.wang
2016-09-21 4:07 ` David Miller
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