summaryrefslogtreecommitdiff
path: root/include/linux/bpf_verifier.h
diff options
context:
space:
mode:
authorAlexei Starovoitov <ast@kernel.org>2019-04-19 17:44:54 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2019-04-23 02:50:43 +0300
commit7df737e991069d75eec1ded1c8b37e81b8c54df9 (patch)
treeedc5c3c52210178d5a988fdd5e962bdeb1801e76 /include/linux/bpf_verifier.h
parent3b8802446d27522cd6d32178ba975cc492611f31 (diff)
downloadlinux-7df737e991069d75eec1ded1c8b37e81b8c54df9.tar.xz
bpf: remove global variables
Move three global variables protected by bpf_verifier_lock into 'struct bpf_verifier_env' to allow parallel verification. Signed-off-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include/linux/bpf_verifier.h')
-rw-r--r--include/linux/bpf_verifier.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h
index b3ab61fe1932..1305ccbd8fe6 100644
--- a/include/linux/bpf_verifier.h
+++ b/include/linux/bpf_verifier.h
@@ -295,6 +295,11 @@ struct bpf_verifier_env {
const struct bpf_line_info *prev_linfo;
struct bpf_verifier_log log;
struct bpf_subprog_info subprog_info[BPF_MAX_SUBPROGS + 1];
+ struct {
+ int *insn_state;
+ int *insn_stack;
+ int cur_stack;
+ } cfg;
u32 subprog_cnt;
/* number of instructions analyzed by the verifier */
u32 insn_processed;