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From: David Miller <davem@davemloft.net>
To: g.nault@alphalink.fr
Cc: netdev@vger.kernel.org, roopa@cumulusnetworks.com, milon@wq.cz,
	mkubecek@suse.cz, nicolas.dichtel@6wind.com
Subject: Re: [PATCH net 0/2] ip: fix creation flags reported in RTM_NEWROUTE events
Date: Fri, 09 Sep 2016 16:51:26 -0700 (PDT)	[thread overview]
Message-ID: <20160909.165126.2106988715172525727.davem@davemloft.net> (raw)
In-Reply-To: <20160907151850.g3mzjrkhtqddqzwg@alphalink.fr>

From: Guillaume Nault <g.nault@alphalink.fr>
Date: Wed, 7 Sep 2016 17:18:50 +0200

> Netlink messages sent to user-space upon RTM_NEWROUTE events have their
> nlmsg_flags field inconsistently set. While the NLM_F_REPLACE and
> NLM_F_APPEND bits are correctly handled, NLM_F_CREATE and NLM_F_EXCL
> are always 0.
> 
> This series sets the NLM_F_CREATE and NLM_F_EXCL bits when applicable,
> for IPv4 and IPv6.
> 
> Since IPv6 ignores the NLM_F_APPEND flags in requests, this flag isn't
> reported in RTM_NEWROUTE IPv6 events. This keeps IPv6 internal
> consistency (same flag semantic for user requests and kernel events) at
> the cost of bringing different flag interpretation for IPv4 and IPv6.

I'm applying this series to net-next so that it has time to cook and
expose anything in userland that might break due to these changes.

I briefly considered applying this to net but I think that is
premature at least for the time being.

Thanks.

  parent reply	other threads:[~2016-09-09 23:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-07 15:18 [PATCH net 0/2] ip: fix creation flags reported in RTM_NEWROUTE events Guillaume Nault
2016-09-07 15:20 ` [PATCH net 1/2] ipv4: fix value of ->nlmsg_flags " Guillaume Nault
2016-09-07 15:21 ` [PATCH net 2/2] ipv6: report NLM_F_CREATE and NLM_F_EXCL flags " Guillaume Nault
2016-09-09 23:51 ` David Miller [this message]
2016-09-12 10:29   ` [PATCH net 0/2] ip: fix creation flags reported " Guillaume Nault

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