net: Introduce VRF related flags and helpers

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Add a VRF_MASTER flag for interfaces and helper functions for determining
if a device is a VRF_MASTER.

Add link attribute for passing VRF_TABLE id.

Add vrf_ptr to netdevice.

Add various macros for determining if a device is a VRF device, the index
of the master VRF device and table associated with VRF device.

Signed-off-by: Shrijeet Mukherjee <shm@cumulusnetworks.com>
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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David Ahern 2015-08-13 14:59:00 -06:00 • committed by David S. Miller

parent 0344338bd8

commit 4e3c89920c

3 changed files with 168 additions and 0 deletions

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20

include/linux/netdevice.h

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139

include/net/vrf.h

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9

include/uapi/linux/if_link.h

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