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From: Lorenzo Colitti <lorenzo@google.com>
To: Hangbin Liu <liuhangbin@gmail.com>
Cc: "David Ahern" <dsahern@gmail.com>,
	"David Miller" <davem@davemloft.net>,
	"Yaro Slav" <yaro330@gmail.com>,
	"Thomas Haller" <thaller@redhat.com>,
	"Alistair Strachan" <astrachan@google.com>,
	"Greg KH" <greg@kroah.com>,
	"Linux NetDev" <netdev@vger.kernel.org>,
	"David Ahern" <dsa@cumulusnetworks.com>,
	"Maciej Żenczykowski" <zenczykowski@gmail.com>
Subject: Re: [PATCH net] fib_rules: return 0 directly if an exactly same rule exists when NLM_F_EXCL not supplied
Date: Wed, 5 Jun 2019 11:25:11 +0900	[thread overview]
Message-ID: <CAKD1Yr1UNV-rzM3tPgcsmTRok7fSb43cmb4bGktxNsU0Bx3Hzw@mail.gmail.com> (raw)
In-Reply-To: <20190605021533.GZ18865@dhcp-12-139.nay.redhat.com>

On Wed, Jun 5, 2019 at 11:15 AM Hangbin Liu <liuhangbin@gmail.com> wrote:
> How do you add the rules? with ip cmd it should has NLM_F_EXCL flag and
> you will get -EEXIST error out.

The fact that the code worked before this commit implies that it was
*not* using NLM_F_EXCL. :-)
The code is here if you want to take a look.

https://android.googlesource.com/platform/system/netd/+/master/server/RouteController.cpp#576
https://android.googlesource.com/platform/system/netd/+/master/server/NetlinkCommands.h#33

  reply	other threads:[~2019-06-05  2:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-07  9:11 [PATCH net] fib_rules: return 0 directly if an exactly same rule exists when NLM_F_EXCL not supplied Hangbin Liu
2019-05-08 16:35 ` David Miller
2019-06-01  1:43   ` Maciej Żenczykowski
2019-06-01  9:32     ` Greg KH
2019-06-05  1:43     ` Hangbin Liu
2019-06-05  1:47       ` Lorenzo Colitti
2019-06-05  2:15         ` Hangbin Liu
2019-06-05  2:25           ` Lorenzo Colitti [this message]
2019-06-05  3:29             ` Hangbin Liu
2019-06-05  3:43               ` Lorenzo Colitti
2019-06-05  4:05                 ` Hangbin Liu
2019-06-05  3:57       ` David Ahern
2019-06-05  4:08         ` Hangbin Liu
2019-06-05  4:58         ` Lorenzo Colitti
2019-06-05 15:33           ` David Ahern
2019-06-06 23:01             ` Maciej Żenczykowski

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