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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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3
include/linux/netdevice.h
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@@ -1035,7 +1035,7 @@ struct fib_info;
* state change.
* int (*ndo_sw_parent_fib_ipv4_add)(struct net_device *dev, __be32 dst,
* int dst_len, struct fib_info *fi,
* u8 tos, u8 type, u32 tb_id);
* u8 tos, u8 type, u32 nlflags, u32 tb_id);
* Called to add/modify IPv4 route to switch device.
* int (*ndo_sw_parent_fib_ipv4_del)(struct net_device *dev, __be32 dst,
* int dst_len, struct fib_info *fi,
@@ -1207,6 +1207,7 @@ struct net_device_ops {
int dst_len,
struct fib_info *fi,
u8 tos, u8 type,
u32 nlflags,
u32 tb_id);
int (*ndo_switch_fib_ipv4_del)(struct net_device *dev,
__be32 dst,