- TP_STRUCT__entry(__field(char *, dev_name) __field(char *, dir_name) __field(char *, type) __field(unsigned long, flags) __field(void *, data)),
- TP_fast_assign(tp_assign(dev_name, dev_name) tp_assign(dir_name, dir_name) tp_assign(type, type) tp_assign(flags, flags) tp_assign(data, data)),
+ TP_STRUCT__entry(__string_from_user(dev_name, dev_name) __string_from_user(dir_name, dir_name) __string_from_user(type, type) __field(unsigned long, flags) __field_hex(void *, data)),
+ TP_fast_assign(tp_copy_string_from_user(dev_name, dev_name) tp_copy_string_from_user(dir_name, dir_name) tp_copy_string_from_user(type, type) tp_assign(flags, flags) tp_assign(data, data)),