diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bpf.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 6ba9d3ed8f0b..98a7d6fd1036 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1016,6 +1016,11 @@ struct btf_func_model { */ #define BPF_TRAMP_F_SHARE_IPMODIFY BIT(6) +/* Indicate that current trampoline is in a tail call context. Then, it has to + * cache and restore tail_call_cnt to avoid infinite tail call loop. + */ +#define BPF_TRAMP_F_TAIL_CALL_CTX BIT(7) + /* Each call __bpf_prog_enter + call bpf_func + call __bpf_prog_exit is ~50 * bytes on x86. */ |