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net/switchdev: Export the same parent ID service function

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This helper serves to know if two switchdev port netdevices belong to the
same HW ASIC, e.g to figure out if forwarding offload is possible between them.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Or Gerlitz
2016-07-14 10:32:43 +03:00
committed by David S. Miller
parent 5c40348c69
commit 8438884d4a
2 changed files with 11 additions and 2 deletions
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8
include/net/switchdev.h
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@@ -227,6 +227,8 @@ void switchdev_port_fwd_mark_set(struct net_device *dev,
struct net_device *group_dev,
bool joining);
bool switchdev_port_same_parent_id(struct net_device *a,
struct net_device *b);
#else
static inline void switchdev_deferred_process(void)
@@ -351,6 +353,12 @@ static inline void switchdev_port_fwd_mark_set(struct net_device *dev,
{
}
static inline bool switchdev_port_same_parent_id(struct net_device *a,
struct net_device *b)
{
return false;
}
#endif
#endif /* _LINUX_SWITCHDEV_H_ */