use a const char pointer for bpf text
use a const char pointer for bpf text

devnexen/h2o,cwyang/h2o,yannick/h2o,yannick/h2o,cwyang/h2o,devnexen/h2o,cwyang/h2o,devnexen/h2o,h2o/h2o,h2o/h2o,cwyang/h2o,h2o/h2o,devnexen/h2o,h2o/h2o,devnexen/h2o,h2o/h2o,devnexen/h2o,devnexen/h2o,cwyang/h2o,yannick/h2o,cwyang/h2o,cwyang/h2o,h2o/h2o,yannick/h2o,devnexen/h2o,h2o/h2o,yannick/h2o,yannick/h2o,yannick/h2o,yannick/h2o,yannick/h2o,h2o/h2o,devnexen/h2o,cwyang/h2o,h2o/h2o