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Date: Sat, 21 Jun 2014 17:18:30 -0700 (PDT) From: David Miller <davem@...emloft.net> To: mugunthanvnm@...com Cc: netdev@...r.kernel.org, yegorslists@...glemail.com, balbi@...com Subject: Re: [net PATCH 1/1] drivers: net: cpsw: fix dual EMAC stall when connected to same switch From: Mugunthan V N <mugunthanvnm@...com> Date: Wed, 18 Jun 2014 17:21:48 +0530 > In commit 629c9a8fd0bbdfc6d702526b327470166ec39c6b (drivers: net: cpsw: Add > default vlan for dual emac case also), api cpsw_add_default_vlan() also > changes the port vlan which is required to seperate the ports which results > in the following behavior > > In Dual EMAC mode, when both the Etnernet connected is connected to same > switch, it creates a loop in the switch and when a broadcast packet is > received it is forwarded to the other port which stalls the whole switch > and needs a reset/power cycle to the switch to recover. So intead of using > the api, add only the default VLAN entry in dual EMAC case. > > Cc: Yegor Yefremov <yegorslists@...glemail.com> > Cc: Felipe Balbi <balbi@...com> > Signed-off-by: Mugunthan V N <mugunthanvnm@...com> Applied and queued up for -stable, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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