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由 Ben Greear 提交于
Ben Greear wrote: > I have 500 mac-vlans on a system talking to 500 other > mac-vlans. My problem is that the arp-table gets extremely > huge because every time an arp-request comes in on all mac-vlans, > a stale arp entry is added for each mac-vlan. I have filtering > turned on, but that doesn't help because the neigh_event_ns call > below will cause a stale neighbor entry to be created regardless > of whether a replay will be sent or not. > Maybe the neigh_event code should be below the checks for dont_send, > and only create check neigh_event_ns if we are !dont_send? The attached patch makes it work much better for me. The patch will cause the code to NOT create a stale neighbor entry if we are not going to respond to the ARP request. The old code *would* create a stale entry even if we are not going to respond. Signed-off-by: NBen Greear <greearb@candelatech.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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