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| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-01-10 12:26:00 +0000 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-01-10 13:49:35 +0100 |
| commit | 488feeaf6d2f9189bdb65f31094a8cff5fcd6c58 (patch) | |
| tree | 635d27a12d0d09171a494dfb44ec42717d419782 /drivers/net/ethernet/netronome/nfp/bpf | |
| parent | 1549921da3e8efb6c95e39444c67ed1729a0ccaf (diff) | |
| download | blackbird-obmc-linux-488feeaf6d2f9189bdb65f31094a8cff5fcd6c58.tar.gz blackbird-obmc-linux-488feeaf6d2f9189bdb65f31094a8cff5fcd6c58.zip | |
nfp: bpf: add helpers for modifying branch addresses
In preparation for better handling of relocations move existing
helper for setting branch offset to nfp_asm.c and add two more.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/jit.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/jit.c b/drivers/net/ethernet/netronome/nfp/bpf/jit.c index 9caff3a7505a..c5d1628a5414 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/jit.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/jit.c @@ -2110,18 +2110,6 @@ static const instr_cb_t instr_cb[256] = { [BPF_JMP | BPF_EXIT] = goto_out, }; -/* --- Misc code --- */ -static void br_set_offset(u64 *instr, u16 offset) -{ - u16 addr_lo, addr_hi; - - addr_lo = offset & (OP_BR_ADDR_LO >> __bf_shf(OP_BR_ADDR_LO)); - addr_hi = offset != addr_lo; - *instr &= ~(OP_BR_ADDR_HI | OP_BR_ADDR_LO); - *instr |= FIELD_PREP(OP_BR_ADDR_HI, addr_hi); - *instr |= FIELD_PREP(OP_BR_ADDR_LO, addr_lo); -} - /* --- Assembler logic --- */ static int nfp_fixup_branches(struct nfp_prog *nfp_prog) { |
