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| H A D | tun.c | diff 7df13219d757054c49b62417479a3724621ca8ae Sun Sep 03 22:36:08 CDT 2017 Jason Wang <jasowang@redhat.com> tun: reserve extra headroom only when XDP is set
We reserve headroom unconditionally which could cause unnecessary
stress on socket memory accounting because of increased trusesize. Fix
this by only reserve extra headroom when XDP is set.
Cc: Jakub Kicinski <kubakici@wp.pl>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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