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Date: Sun, 31 Mar 2013 21:44:24 -0700 From: Ani Sinha <linuxdev@...rban.org> To: Eric Dumazet <eric.dumazet@...il.com> Cc: Ani Sinha <ani@...stanetworks.com>, netdev@...r.kernel.org Subject: Re: RX/dropped counter values for tagged packets On Sun, Mar 31, 2013 at 8:43 PM, Eric Dumazet <eric.dumazet@...il.com> wrote: > On Sun, 2013-03-31 at 20:17 -0700, Ani Sinha wrote: > >> Correct. Now if you combine the two cases, we increment the rx count >> for tagged packets in vlan_do_receive() and then in "another_round", >> if pt_prev is null, we also increment the rx_dropped. >> > > Thats the way its done in a NIC driver. > > We increment rx_{bytes|packets} counters before giving the packet to the > upper stack. > > Then the stack might drop the packet and increment rx_dropped. > thanks for the clarification. So basically what this means is that from the numbers reported by ifconfig for example, rx-dropped is the true rx value. -- 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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