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| author |   Alexei Starovoitov <ast@fb.com> | 2017-05-30 13:31:29 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-05-31 19:29:47 -0400 |
| commit | 8726679a0fa317f8e83d0843b266453f31bff092 (patch) | |
| tree | f7a9e45a053516435bcfce3938b39eede5f49435 /include | |
| parent | bpf: split bpf core interpreter (diff) | |
| download | linux-dev-8726679a0fa317f8e83d0843b266453f31bff092.tar.xz linux-dev-8726679a0fa317f8e83d0843b266453f31bff092.zip | |
bpf: teach verifier to track stack depth
teach verifier to track bpf program stack depth
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bpf.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 6bb38d76faf4..fcc80ca11045 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -171,6 +171,7 @@ struct bpf_prog_aux { atomic_t refcnt; u32 used_map_cnt; u32 max_ctx_offset; + u32 stack_depth; struct latch_tree_node ksym_tnode; struct list_head ksym_lnode; const struct bpf_verifier_ops *ops; |