nfp: bpf: pad code with valid nops

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We need to append up to 8 nops after last instruction to make
sure the CPU will not fetch garbage instructions with invalid
ECC if the code store was not initialized.

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

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Jakub Kicinski 2017-10-08 21:04:15 -07:00 • committed by David S. Miller

parent fd068ddc88

commit 1c03e03f9b

2 changed files with 13 additions and 1 deletions

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12

drivers/net/ethernet/netronome/nfp/bpf/jit.c

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2

drivers/net/ethernet/netronome/nfp/nfp_asm.h

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