RE: [EXTERNAL] Re: [PATCH] neighbour: guarantee the localhost connections be established successfully even the ARP table is full

From: Ratheesh Kannoth
Date: Thu Mar 21 2024 - 23:39:05 EST


> From: James Lee <lizheng043@xxxxxxxxx>
> Sent: Tuesday, March 19, 2024 3:13 PM
> To: Ratheesh Kannoth <rkannoth@xxxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx;
> nhorman@xxxxxxxxxxxxx; davem@xxxxxxxxxxxxx; jmorris@xxxxxxxxx;
> James.Z.Li@xxxxxxxx
> Subject: Re: [EXTERNAL] Re: [PATCH] neighbour: guarantee the localhost
> connections be established successfully even the ARP table is full
>
> It's not an issue, the loopback device can only be created by kernel itself,
> loopback neigh entry also can only be created by kernel, one loopback neigh
> for ipv4 ,one for ipv6, impossible that the num of loopback neigh entries
> exceeds 2.
ACK. I still feel like a hack. Please post a new patch version. Let maintainers take a call.