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switchdev: add netlink flags to IPv4 FIB add op

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Pass in the netlink flags (NLM_F_*) into switchdev driver for IPv4 FIB add op
to allow driver to 1) optimize hardware updates, 2) handle ip route prepend
and append commands correctly.

Suggested-by: Jamal Hadi Salim <jhs@mojatatu.com>
Suggested-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Scott Feldman
2015-03-09 13:59:09 -07:00
committed by David S. Miller
parent bf0b211256
commit f8f2147150
5 changed files with 17 additions and 7 deletions
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6
include/net/switchdev.h
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@@ -1,6 +1,7 @@
/*
* include/net/switchdev.h - Switch device API
* Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
* Copyright (c) 2014-2015 Scott Feldman <sfeldma@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -52,7 +53,7 @@ int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
struct nlmsghdr *nlh, u16 flags);
int netdev_switch_fib_ipv4_add(u32 dst, int dst_len, struct fib_info *fi,
u8 tos, u8 type, u32 tb_id);
u8 tos, u8 type, u32 nlflags, u32 tb_id);
int netdev_switch_fib_ipv4_del(u32 dst, int dst_len, struct fib_info *fi,
u8 tos, u8 type, u32 tb_id);
void netdev_switch_fib_ipv4_abort(struct fib_info *fi);
@@ -117,7 +118,8 @@ static inline int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *
static inline int netdev_switch_fib_ipv4_add(u32 dst, int dst_len,
struct fib_info *fi,
u8 tos, u8 type, u32 tb_id)
u8 tos, u8 type,
u32 nlflags, u32 tb_id)
{
return 0;
}