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net/rtnetlink: add IFLA_GSO_MAX_SEGS and IFLA_GSO_MAX_SIZE attributes

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It can be useful to report dev->gso_max_segs and dev->gso_max_size
so that "ip -d link" can display them to help debugging.

For the moment, these attributes are read-only.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Petri Gynther <pgynther@google.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2016-03-21 09:55:10 -07:00 • committed by David S. Miller
parent 7d34fa75d3
commit c70ce028e8
2 changed files with 6 additions and 0 deletions
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2
include/uapi/linux/if_link.h
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@ -153,6 +153,8 @@ enum {
IFLA_LINK_NETNSID,
IFLA_PHYS_PORT_NAME,
IFLA_PROTO_DOWN,
IFLA_GSO_MAX_SEGS,
IFLA_GSO_MAX_SIZE,
__IFLA_MAX
};