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authorAndrew Lunn <andrew@lunn.ch>2020-04-20 00:11:50 +0200
committerDavid S. Miller <davem@davemloft.net>2020-04-20 12:43:24 -0700
commiteec517cdb4810b3843eb7707971de3164088bff1 (patch)
tree082f3cf957cf9da4dfba2d2f57b36387faa8e9dc /net/core/rtnetlink.c
parent749d22e8f6d5645ed066ec434c0ce5327987c699 (diff)
downloadlwn-eec517cdb4810b3843eb7707971de3164088bff1.tar.gz
lwn-eec517cdb4810b3843eb7707971de3164088bff1.zip
net: Add IF_OPER_TESTING
RFC 2863 defines the operational state testing. Add support for this state, both as a IF_LINK_MODE_ and __LINK_STATE_. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
-rw-r--r--net/core/rtnetlink.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 709ebbf8ab5b..d6f4f4a9e8ba 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -829,11 +829,18 @@ static void set_operstate(struct net_device *dev, unsigned char transition)
switch (transition) {
case IF_OPER_UP:
if ((operstate == IF_OPER_DORMANT ||
+ operstate == IF_OPER_TESTING ||
operstate == IF_OPER_UNKNOWN) &&
- !netif_dormant(dev))
+ !netif_dormant(dev) && !netif_testing(dev))
operstate = IF_OPER_UP;
break;
+ case IF_OPER_TESTING:
+ if (operstate == IF_OPER_UP ||
+ operstate == IF_OPER_UNKNOWN)
+ operstate = IF_OPER_TESTING;
+ break;
+
case IF_OPER_DORMANT:
if (operstate == IF_OPER_UP ||
operstate == IF_OPER_UNKNOWN)