ena: Add XDP frame size to amazon NIC driver

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Frame size ENA_PAGE_SIZE is limited to 16K on systems with larger
PAGE_SIZE than 16K. Change ENA_XDP_MAX_MTU to also take into account
the reserved tailroom.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Sameeh Jubran <sameehj@amazon.com>
Cc: Arthur Kiyanovski <akiyano@amazon.com>
Link: https://lore.kernel.org/bpf/158945341384.97035.907403694833419456.stgit@firesoul

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Jesper Dangaard Brouer 2020-05-14 12:50:13 +02:00 • committed by Alexei Starovoitov

parent c88c35181d

commit 08fc1cfd2d

2 changed files with 4 additions and 2 deletions

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1

drivers/net/ethernet/amazon/ena/ena_netdev.c

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5

drivers/net/ethernet/amazon/ena/ena_netdev.h

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