diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index a34a4fcdab7b..e3993d19687d 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -714,14 +714,31 @@ static int count_symbols(void *data, unsigned long unused) return 0; } +struct sym_count_ctx { + unsigned int count; + const char *name; +}; + +static int count_mod_symbols(void *data, const char *name, + struct module *module, unsigned long unused) +{ + struct sym_count_ctx *ctx = data; + + if (strcmp(name, ctx->name) == 0) + ctx->count++; + + return 0; +} + static unsigned int number_of_same_symbols(char *func_name) { - unsigned int count; + struct sym_count_ctx ctx = { .count = 0, .name = func_name }; - count = 0; - kallsyms_on_each_match_symbol(count_symbols, func_name, &count); + kallsyms_on_each_match_symbol(count_symbols, func_name, &ctx.count); - return count; + module_kallsyms_on_each_symbol(count_mod_symbols, &ctx); + + return ctx.count; } static int __trace_kprobe_create(int argc, const char *argv[])