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[84.238.136.197]) by smtp.gmail.com with ESMTPSA id 59sm30868395wrj.37.2020.07.14.06.16.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Jul 2020 06:16:05 -0700 (PDT) Subject: Re: [PATCH net-next v4 06/12] bridge: mrp: Add br_mrp_in_port_open function To: Horatiu Vultur , roopa@cumulusnetworks.com, davem@davemloft.net, kuba@kernel.org, jiri@resnulli.us, ivecera@redhat.com, andrew@lunn.ch, UNGLinuxDriver@microchip.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, bridge@lists.linux-foundation.org References: <20200714073458.1939574-1-horatiu.vultur@microchip.com> <20200714073458.1939574-7-horatiu.vultur@microchip.com> From: Nikolay Aleksandrov Message-ID: <24df99ce-f81b-03f1-f235-e2c0ce5016f0@cumulusnetworks.com> Date: Tue, 14 Jul 2020 16:16:03 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200714073458.1939574-7-horatiu.vultur@microchip.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 14/07/2020 10:34, Horatiu Vultur wrote: > This function notifies the userspace when the node lost the continuity > of MRP_InTest frames. > > Signed-off-by: Horatiu Vultur > --- > net/bridge/br_mrp_netlink.c | 22 ++++++++++++++++++++++ > net/bridge/br_private_mrp.h | 1 + > 2 files changed, 23 insertions(+) > Acked-by: Nikolay Aleksandrov > diff --git a/net/bridge/br_mrp_netlink.c b/net/bridge/br_mrp_netlink.c > index acce300c0cc29..4bf7aaeb29152 100644 > --- a/net/bridge/br_mrp_netlink.c > +++ b/net/bridge/br_mrp_netlink.c > @@ -389,3 +389,25 @@ int br_mrp_ring_port_open(struct net_device *dev, u8 loc) > out: > return err; > } > + > +int br_mrp_in_port_open(struct net_device *dev, u8 loc) > +{ > + struct net_bridge_port *p; > + int err = 0; > + > + p = br_port_get_rcu(dev); > + if (!p) { > + err = -EINVAL; > + goto out; > + } > + > + if (loc) > + p->flags |= BR_MRP_LOST_IN_CONT; > + else > + p->flags &= ~BR_MRP_LOST_IN_CONT; > + > + br_ifinfo_notify(RTM_NEWLINK, NULL, p); > + > +out: > + return err; > +} > diff --git a/net/bridge/br_private_mrp.h b/net/bridge/br_private_mrp.h > index e93c8f9d4df58..23da2f956ad0e 100644 > --- a/net/bridge/br_private_mrp.h > +++ b/net/bridge/br_private_mrp.h > @@ -75,5 +75,6 @@ int br_mrp_port_switchdev_set_role(struct net_bridge_port *p, > > /* br_mrp_netlink.c */ > int br_mrp_ring_port_open(struct net_device *dev, u8 loc); > +int br_mrp_in_port_open(struct net_device *dev, u8 loc); > > #endif /* _BR_PRIVATE_MRP_H */ >