netdev - [PATCH net-next 3/4] ethtool: add RX_ALLOC

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Date:	Sat, 31 Jan 2015 17:58:09 +0530
From:	Govindarajulu Varadarajan <_govind@....com>
To:	davem@...emloft.net, netdev@...r.kernel.org
Cc:	ssujith@...co.com, benve@...co.com, edumazet@...gle.com,
	ben@...adent.org.uk, Govindarajulu Varadarajan <_govind@....com>
Subject: [PATCH net-next 3/4] ethtool: add RX_ALLOC_ORDER to tunable

Signed-off-by: Govindarajulu Varadarajan <_govind@....com>
---
 include/uapi/linux/ethtool.h | 1 +
 net/core/ethtool.c           | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
index 5f66d9c..59362f8 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h
@@ -213,6 +213,7 @@ enum tunable_id {
 	ETHTOOL_ID_UNSPEC,
 	ETHTOOL_RX_COPYBREAK,
 	ETHTOOL_TX_COPYBREAK,
+	ETHTOOL_RX_ALLOC_ORDER,
 };
 
 enum tunable_type_id {
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 91f74f3..5fd7ebf 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -1670,6 +1670,11 @@ static int ethtool_tunable_valid(const struct ethtool_tunable *tuna)
 		    tuna->type_id != ETHTOOL_TUNABLE_U32)
 			return -EINVAL;
 		break;
+	case ETHTOOL_RX_ALLOC_ORDER:
+		if (tuna->len != sizeof(u8) ||
+		    tuna->type_id != ETHTOOL_TUNABLE_U8)
+			return -EINVAL;
+		break;
 	default:
 		return -EINVAL;
 	}
-- 
2.2.2

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