xdp: allow attaching programs loaded for specific device

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Pass the netdev pointer to bpf_prog_get_type().  This way
BPF code can decide whether the device matches what the
code was loaded/translated for.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Jakub Kicinski 2017-11-03 13:56:20 -07:00 • committed by David S. Miller

parent 928631e054

commit 248f346ffe

3 changed files with 44 additions and 5 deletions

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10

include/linux/bpf.h

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33

kernel/bpf/syscall.c

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6

net/core/dev.c

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