process_enter_read 1545 tools/perf/builtin-timechart.c { "syscalls:sys_enter_read", process_enter_read }, process_enter_read 1546 tools/perf/builtin-timechart.c { "syscalls:sys_enter_pread64", process_enter_read }, process_enter_read 1547 tools/perf/builtin-timechart.c { "syscalls:sys_enter_readv", process_enter_read }, process_enter_read 1548 tools/perf/builtin-timechart.c { "syscalls:sys_enter_preadv", process_enter_read },