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Message-ID: <20080717105821.GA17892@hmsendeavour.rdu.redhat.com> Date: Thu, 17 Jul 2008 06:58:22 -0400 From: Neil Horman <nhorman@...driver.com> To: David Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org, kuznet@....inr.ac.ru, pekkas@...core.fi, jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net Subject: Re: [PATCH] core: add stat to track unresolved discards in neighbor cache On Wed, Jul 16, 2008 at 08:50:59PM -0700, David Miller wrote: > From: Neil Horman <nhorman@...driver.com> > Date: Tue, 15 Jul 2008 13:37:31 -0400 > > > in __neigh_event_send, if we have a neighbour entry which is in NUD_INCOMPLETE > > state, we enqueue any outbound frames to that neighbour to the neighbours > > arp_queue, which is default capped to a length of 3 skbs. If that queue exceeds > > its set length, it will drop an skb on the queue to enqueue the newly arrived > > skb. This results in a drop for which we have no statistics incremented. This > > patch adds an unresolved_discards stat to /proc/net/stat/ndisc_cache to track > > these lost frames. > > > > Signed-off-by: Neil Horman <nhorman@...driver.com> > > Applied, thanks a lot Neil. Thank you Dave. Neil -- /*************************************************** *Neil Horman *nhorman@...driver.com *gpg keyid: 1024D / 0x92A74FA1 *http://pgp.mit.edu ***************************************************/ -- 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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