trace-cmd record -p function_graph -g ip6_input
trace-cmd report
<idle>-0 [001] 750866.352142: funcgraph_entry: | ip6_input() {
<idle>-0 [001] 750866.352143: funcgraph_entry: | nf_hook_slow() {
<idle>-0 [001] 750866.352144: funcgraph_entry: | ip6table_mangle_hook() {
<idle>-0 [001] 750866.352144: funcgraph_entry: | ip6t_do_table() {
<idle>-0 [001] 750866.352144: funcgraph_entry: 0.345 us | __local_bh_enable_ip();
<idle>-0 [001] 750866.352145: funcgraph_exit: 1.171 us | }
<idle>-0 [001] 750866.352145: funcgraph_exit: 1.689 us | }
<idle>-0 [001] 750866.352146: funcgraph_entry: | ip6table_filter_hook() {
<idle>-0 [001] 750866.352146: funcgraph_entry: | ip6t_do_table() {
<idle>-0 [001] 750866.352147: funcgraph_entry: 0.299 us | __local_bh_enable_ip();
<idle>-0 [001] 750866.352148: funcgraph_exit: 1.488 us | }
<idle>-0 [001] 750866.352148: funcgraph_exit: 2.057 us | }
<idle>-0 [001] 750866.352148: funcgraph_entry: | nft_do_chain_inet() {
<idle>-0 [001] 750866.352149: funcgraph_entry: 0.334 us | ipv6_find_hdr();
<idle>-0 [001] 750866.352149: funcgraph_entry: | nft_do_chain() {
<idle>-0 [001] 750866.352150: funcgraph_entry: 0.308 us | nft_ct_get_eval();
<idle>-0 [001] 750866.352151: funcgraph_entry: | nft_lookup_eval() {
<idle>-0 [001] 750866.352152: funcgraph_entry: 0.428 us | nft_hash_lookup_fast();
<idle>-0 [001] 750866.352152: funcgraph_exit: 1.565 us | }
<idle>-0 [001] 750866.352153: funcgraph_entry: 0.360 us | nft_ct_get_eval();
<idle>-0 [001] 750866.352154: funcgraph_entry: 0.359 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352154: funcgraph_entry: 0.376 us | nft_cmp_eval();
<idle>-0 [001] 750866.352155: funcgraph_entry: 0.354 us | nft_immediate_eval();
<idle>-0 [001] 750866.352156: funcgraph_entry: 0.590 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352157: funcgraph_entry: 0.331 us | nft_cmp_eval();
<idle>-0 [001] 750866.352157: funcgraph_entry: 0.349 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352158: funcgraph_entry: 0.410 us | nft_cmp_eval();
<idle>-0 [001] 750866.352159: funcgraph_entry: 0.297 us | nft_immediate_eval();
<idle>-0 [001] 750866.352160: funcgraph_entry: 0.297 us | nft_immediate_eval();
<idle>-0 [001] 750866.352160: funcgraph_entry: 0.301 us | nft_immediate_eval();
<idle>-0 [001] 750866.352161: funcgraph_entry: 0.414 us | nft_immediate_eval();
<idle>-0 [001] 750866.352162: funcgraph_entry: 0.384 us | nft_immediate_eval();
<idle>-0 [001] 750866.352163: funcgraph_entry: 0.308 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352163: funcgraph_entry: | nft_payload_eval() {
<idle>-0 [001] 750866.352164: funcgraph_entry: 0.311 us | skb_copy_bits();
<idle>-0 [001] 750866.352165: funcgraph_exit: 1.040 us | }
<idle>-0 [001] 750866.352165: funcgraph_entry: 0.404 us | nft_bitwise_eval();
<idle>-0 [001] 750866.352166: funcgraph_entry: 0.301 us | nft_cmp_eval();
<idle>-0 [001] 750866.352167: funcgraph_entry: 0.309 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352168: funcgraph_entry: 0.473 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352169: funcgraph_entry: 0.307 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352169: funcgraph_entry: 0.270 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352170: funcgraph_entry: 0.397 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352171: funcgraph_entry: 0.341 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352171: funcgraph_entry: | nft_payload_eval() {
<idle>-0 [001] 750866.352172: funcgraph_entry: 0.443 us | skb_copy_bits();
<idle>-0 [001] 750866.352172: funcgraph_exit: 1.033 us | }
<idle>-0 [001] 750866.352173: funcgraph_entry: 0.272 us | nft_cmp_eval();
<idle>-0 [001] 750866.352173: funcgraph_entry: 0.273 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352174: funcgraph_entry: 0.427 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352175: funcgraph_entry: 0.380 us | nft_immediate_eval();
<idle>-0 [001] 750866.352176: funcgraph_entry: 0.276 us | nft_meta_get_eval();
<idle>-0 [001] 750866.352176: funcgraph_entry: | nft_lookup_eval() {
<idle>-0 [001] 750866.352177: funcgraph_entry: 0.267 us | nft_bitmap_lookup();
<idle>-0 [001] 750866.352177: funcgraph_exit: 1.061 us | }
<idle>-0 [001] 750866.352178: funcgraph_entry: 0.271 us | nft_ct_get_eval();
<idle>-0 [001] 750866.352178: funcgraph_entry: | nft_lookup_eval() {
<idle>-0 [001] 750866.352179: funcgraph_entry: 0.330 us | nft_hash_lookup_fast();
<idle>-0 [001] 750866.352179: funcgraph_exit: 0.963 us | }
<idle>-0 [001] 750866.352180: funcgraph_entry: | nft_reject_inet_eval() {
<idle>-0 [001] 750866.352180: funcgraph_entry: 0.416 us | nft_reject_icmpv6_code();
<idle>-0 [001] 750866.352181: funcgraph_entry: | nf_send_unreach6() {
<idle>-0 [001] 750866.352182: funcgraph_entry: 0.372 us | ipv6_skip_exthdr();
<idle>-0 [001] 750866.352182: funcgraph_entry: | nf_ip6_checksum() {
<idle>-0 [001] 750866.352183: funcgraph_entry: | skb_checksum() {
<idle>-0 [001] 750866.352183: funcgraph_entry: | __skb_checksum() {
<idle>-0 [001] 750866.352183: funcgraph_entry: | csum_partial() {
<idle>-0 [001] 750866.352184: funcgraph_entry: 0.296 us | do_csum();
<idle>-0 [001] 750866.352184: funcgraph_exit: 0.863 us | }
<idle>-0 [001] 750866.352184: funcgraph_exit: 1.490 us | }
<idle>-0 [001] 750866.352185: funcgraph_exit: 2.057 us | }
<idle>-0 [001] 750866.352185: funcgraph_entry: 0.270 us | csum_ipv6_magic();
<idle>-0 [001] 750866.352185: funcgraph_entry: | __skb_checksum_complete() {
<idle>-0 [001] 750866.352186: funcgraph_entry: | __skb_checksum() {
<idle>-0 [001] 750866.352186: funcgraph_entry: | csum_partial() {
<idle>-0 [001] 750866.352186: funcgraph_entry: 0.375 us | do_csum();
<idle>-0 [001] 750866.352187: funcgraph_exit: 0.904 us | }
<idle>-0 [001] 750866.352187: funcgraph_exit: 1.424 us | }
<idle>-0 [001] 750866.352187: funcgraph_exit: 1.967 us | }
<idle>-0 [001] 750866.352188: funcgraph_exit: 5.574 us | }
<idle>-0 [001] 750866.352188: funcgraph_exit: 6.771 us | }
<idle>-0 [001] 750866.352188: funcgraph_exit: 8.491 us | }
<idle>-0 [001] 750866.352189: funcgraph_exit: + 39.415 us | }
<idle>-0 [001] 750866.352189: funcgraph_exit: + 40.567 us | }
<idle>-0 [001] 750866.352189: funcgraph_entry: | kfree_skb() {
<idle>-0 [001] 750866.352190: funcgraph_entry: | skb_release_head_state() {
<idle>-0 [001] 750866.352190: funcgraph_entry: | nf_conntrack_destroy() {
<idle>-0 [001] 750866.352190: funcgraph_entry: | destroy_conntrack() {
<idle>-0 [001] 750866.352191: funcgraph_entry: 0.328 us | nf_ct_remove_expectations();
<idle>-0 [001] 750866.352191: funcgraph_entry: | nf_ct_del_from_dying_or_unconfirmed_list() {
<idle>-0 [001] 750866.352192: funcgraph_entry: 0.272 us | _raw_spin_lock();
<idle>-0 [001] 750866.352192: funcgraph_exit: 0.854 us | }
<idle>-0 [001] 750866.352192: funcgraph_entry: 0.266 us | __local_bh_enable_ip();
<idle>-0 [001] 750866.352193: funcgraph_entry: | nf_conntrack_free() {
<idle>-0 [001] 750866.352193: funcgraph_entry: | nf_ct_ext_destroy() {
<idle>-0 [001] 750866.352194: funcgraph_entry: 0.271 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352194: funcgraph_entry: 0.268 us | nf_nat_cleanup_conntrack();
<idle>-0 [001] 750866.352195: funcgraph_entry: 0.267 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352196: funcgraph_entry: 0.269 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352196: funcgraph_entry: 0.270 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352197: funcgraph_entry: 0.265 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352197: funcgraph_entry: 0.265 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352198: funcgraph_entry: 0.263 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352198: funcgraph_entry: 0.269 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352199: funcgraph_entry: 0.625 us | kfree();
<idle>-0 [001] 750866.352199: funcgraph_exit: 6.203 us | }
<idle>-0 [001] 750866.352200: funcgraph_entry: 0.717 us | kmem_cache_free();
<idle>-0 [001] 750866.352201: funcgraph_exit: 7.810 us | }
<idle>-0 [001] 750866.352201: funcgraph_exit: + 10.655 us | }
<idle>-0 [001] 750866.352201: funcgraph_entry: 0.268 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352202: funcgraph_exit: + 11.858 us | }
<idle>-0 [001] 750866.352202: funcgraph_exit: + 12.596 us | }
<idle>-0 [001] 750866.352202: funcgraph_entry: | skb_release_data() {
<idle>-0 [001] 750866.352203: funcgraph_entry: 0.289 us | page_frag_free();
<idle>-0 [001] 750866.352203: funcgraph_exit: 0.972 us | }
<idle>-0 [001] 750866.352204: funcgraph_entry: | kfree_skbmem() {
<idle>-0 [001] 750866.352204: funcgraph_entry: 1.051 us | kmem_cache_free();
<idle>-0 [001] 750866.352205: funcgraph_exit: 1.599 us | }
<idle>-0 [001] 750866.352206: funcgraph_exit: + 16.289 us | }
<idle>-0 [001] 750866.352206: funcgraph_exit: + 62.563 us | }
<idle>-0 [001] 750866.352206: funcgraph_entry: 0.272 us | rcu_read_unlock_strict();
<idle>-0 [001] 750866.352207: funcgraph_exit: + 65.186 us | }
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