+ if (!kptr_restrict_warned &&
+ symbol_conf.kptr_restrict &&
+ al.cpumode == PERF_RECORD_MISC_KERNEL) {
+ ui__warning(
+"Kernel address maps (/proc/{kallsyms,modules}) are restricted.\n\n"
+"Check /proc/sys/kernel/kptr_restrict.\n\n"
+"Kernel%s samples will not be resolved.\n",
+ !RB_EMPTY_ROOT(&al.map->dso->symbols[MAP__FUNCTION]) ?
+ " modules" : "");
+ if (use_browser <= 0)
+ sleep(5);
+ kptr_restrict_warned = true;
+ }
+