Re: [PATCH net-next] r8169: Add software counter for multicast packages

2015-08-28 Thread David Miller
From: Corinna Vinschen Date: Thu, 27 Aug 2015 17:11:48 +0200 > The multicast hardware counter on 8168/8111 chips is only 32 bit while the > statistics in struct rtnl_link_stats64 are 64 bit. Given that statistics > are requested on an irregular basis, an overflow of the hardware counter > can go

[PATCH net-next] r8169: Add software counter for multicast packages

2015-08-27 Thread Corinna Vinschen
The multicast hardware counter on 8168/8111 chips is only 32 bit while the statistics in struct rtnl_link_stats64 are 64 bit. Given that statistics are requested on an irregular basis, an overflow of the hardware counter can go unnoticed. To count even very large numbers of multicast packets reli