On 07/10/13 10:21, Jiri Olsa wrote:
> On Mon, Oct 07, 2013 at 11:47:13AM +0530, Ramkumar Ramachandra wrote:
>> Hi,
>>
>> `perf test` doesn't give me a clean run; it seems to be out-of-date. I
>> spent many hours on tracing "parse events tests" with gdb, but
>> preprocessor macros and other complexity make my job very difficult. I
>> haven't determined where the warnings in #5 are coming from exactly,
>> but it seems to be the codepath starting from test__all_tracepoints().
>> Before I spend more hours debugging this, I want to make sure that I'm
>> not wasting my time; can you reproduce this?
>
> heya,
> yep.. some of them are known to be broken, for some you'd
> need the very last kernel to work properly, let's see..
>
>>
>> Thanks.
>>
>> -- 8< --
>> $ perf test
>> 1: vmlinux symtab matches kallsyms : FAILED!
>> 2: detect open syscall event : Ok
>> 3: detect open syscall event on all cpus : Ok
>> 4: read samples using the mmap interface : Ok
>> 5: parse events tests : Warning:
>> bad op token {
>> Warning: bad op token {
>> Warning: bad op token {
>> Warning: bad op token {
>> Warning: function is_writable_pte not defined
>> Warning: function jiffies_to_msecs not defined
>> Warning: function jiffies_to_msecs not defined
>> Warning: function scsi_trace_parse_cdb not defined
>> Warning: function scsi_trace_parse_cdb not defined
>> Warning: function scsi_trace_parse_cdb not defined
>> Warning: function scsi_trace_parse_cdb not defined
>> Warning: unknown op '{'
>> Warning: unknown op '{'
>> Warning: function xen_hypercall_name not defined
>> Warning: function xen_hypercall_name not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Warning: function sizeof not defined
>> Ok
>
> this one is libtracevent issue, and is fixed by adding
> plugins support posted in here:
> http://marc.info/?l=linux-kernel&m=137803257921043&w=2
>
> I need to update and repost it..
>
>
>> 6: x86 rdpmc test : Ok
>> 7: Validate PERF_RECORD_* events & perf_sample fields : Ok
>> 8: Test perf pmu format parsing : Ok
>> 9: Test dso data interface : Ok
>> 10: roundtrip evsel->name check : Ok
>> 11: Check parsing of sched tracepoints fields : Ok
>> 12: Generate and check syscalls:sys_enter_open event fields: Ok
>> 13: struct perf_event_attr setup : Ok
>> 14: Test matching and linking multiple hists : Ok
>> 15: Try 'use perf' in python, checking link problems : Ok
>> 16: Test breakpoint overflow signal handler : Ok
>> 17: Test breakpoint overflow sampling : Ok
>> 18: Test number of exit event of a simple workload : Ok
>> 19: Test software clock events have valid period values : Ok
>> 20: Test converting perf time to TSC : (not supported)
>> Ok
>> 21: Test object code reading :[btrfs]
>> with build id 97dc0c1d4aab8c3aba31c776c8c6137ccce5428a not found,
>> continuing without symbols
>> FAILED!
>
> not sure why those failed.. Adrian?
Looks like it can't find object code for btrfs. Please run with the -v
option to see.
>
>> 22: Test sample parsing : Ok
>> 23: Test using a dummy software event to keep tracking : (not supported)
>> Ok
>
> I think you need latest kernel for this one
>
> thanks,
> jirka
>
>
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