diff options
Diffstat (limited to 'tools/perf/builtin-top.c')
| -rw-r--r-- | tools/perf/builtin-top.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index f39bd60d2708..7a349fcd3864 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -742,7 +742,7 @@ static void perf_event__process_sample(struct perf_tool *tool, "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", - al.map && !RB_EMPTY_ROOT(&al.map->dso->symbols[MAP__FUNCTION]) ? + al.map && map__has_symbols(al.map) ? " modules" : ""); if (use_browser <= 0) sleep(5); @@ -750,7 +750,7 @@ static void perf_event__process_sample(struct perf_tool *tool, machine->kptr_restrict_warned = true; } - if (al.sym == NULL) { + if (al.sym == NULL && al.map != NULL) { const char *msg = "Kernel samples will not be resolved.\n"; /* * As we do lazy loading of symtabs we only will know if the @@ -764,8 +764,7 @@ static void perf_event__process_sample(struct perf_tool *tool, * invalid --vmlinux ;-) */ if (!machine->kptr_restrict_warned && !top->vmlinux_warned && - al.map == machine->vmlinux_maps[MAP__FUNCTION] && - RB_EMPTY_ROOT(&al.map->dso->symbols[MAP__FUNCTION])) { + __map__is_kernel(al.map) && map__has_symbols(al.map)) { if (symbol_conf.vmlinux_name) { char serr[256]; dso__strerror_load(al.map->dso, serr, sizeof(serr)); @@ -1265,7 +1264,7 @@ int cmd_top(int argc, const char **argv) .proc_map_timeout = 500, .overwrite = 1, }, - .max_stack = sysctl_perf_event_max_stack, + .max_stack = sysctl__max_stack(), .sym_pcnt_filter = 5, .nr_threads_synthesize = UINT_MAX, }; |