diff options
Diffstat (limited to 'sys/linux/bpf.txt')
| -rw-r--r-- | sys/linux/bpf.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sys/linux/bpf.txt b/sys/linux/bpf.txt index 974106867..eb1c2761b 100644 --- a/sys/linux/bpf.txt +++ b/sys/linux/bpf.txt @@ -387,6 +387,7 @@ bpf_core_relo { bpf_instructions [ raw array[bpf_insn] framed bpf_framed_program + ringbuf bpf_program_ringbuf ] [varlen] bpf_framed_program { @@ -395,6 +396,13 @@ bpf_framed_program { exit bpf_insn_exit } [packed] +bpf_program_ringbuf { + initr0 bpf_insn_init_r0 + reserve bpf_insn_ringbuf_reserve + body array[bpf_insn] + exit bpf_insn_exit +} [packed] + bpf_insn [ generic bpf_insn_generic ldst bpf_insn_ldst @@ -593,6 +601,7 @@ type bpf_insn_map_fd_t[DST, MAP_FD] { type bpf_insn_map_fd bpf_insn_map_fd_t[flags[bpf_reg, int8:4], fd_bpf_map] type bpf_insn_tail_call_map_fd[DST] bpf_insn_map_fd_t[const[DST, int8:4], tail_call_map] +type bpf_insn_ringbuf_fd[DST] bpf_insn_map_fd_t[const[DST, int8:4], ringbuf_map_fd] bpf_insn_map_idx { code const[bpf_insn_load_imm_dw, int8] @@ -727,6 +736,19 @@ bpf_insn_tail_call { insn4 bpf_insn_mov_imm[BPF_REG_0, 0] } +# (18) r1 = map[id:16] +# (b7) r2 = 8 +# (b7) r3 = 0 +# (85) call bpf_ringbuf_reserve#320112 +# (bf) r9 = r0 +bpf_insn_ringbuf_reserve { + insn1 bpf_insn_ringbuf_fd[BPF_REG_1] + insn2 bpf_insn_mov_imm[BPF_REG_2, 20] + insn3 bpf_insn_mov_imm[BPF_REG_3, 0] + insn4 bpf_insn_call_helper_t[const[BPF_FUNC_ringbuf_reserve, int32]] + insn5 bpf_insn_mov_reg[BPF_REG_0, BPF_REG_9] +} + define MAX_BPF_REG __MAX_BPF_REG bpf_obj_pin_map [ |