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Commit 53cd4d8e authored by Alexander Duyck's avatar Alexander Duyck Committed by Jeff Kirsher
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macvlan: Provide function for interfaces to release HW offload 



This patch provides a basic function to allow a lower device to disable
macvlan offload if it was previously enabled on a given macvlan. The idea
here is to allow for recovery from failure should the lowerdev run out of
resources.

Signed-off-by: default avatarAlexander Duyck <alexander.h.duyck@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 6cb1937d

include/linux/if_macvlan.h

+8 −0
Original line number Diff line number Diff line
@@ -97,4 +97,12 @@ static inline bool macvlan_supports_dest_filter(struct net_device *dev) 
	       macvlan->mode == MACVLAN_MODE_VEPA ||

	       macvlan->mode == MACVLAN_MODE_BRIDGE;

}



static inline int macvlan_release_l2fw_offload(struct net_device *dev)

{

	struct macvlan_dev *macvlan = netdev_priv(dev);



	macvlan->accel_priv = NULL;

	return dev_uc_add(macvlan->lowerdev, dev->dev_addr);

}

#endif /* _LINUX_IF_MACVLAN_H */