[PATCH 3/4] perf tools: Check libunwind for availability of dwarf parsing feature

[Jean Pihet]

Hi,

On 8 October 2013 12:47, Peter Zijlstra <peterz at infradead.org> wrote:
> On Tue, Oct 08, 2013 at 12:44:32PM +0200, Jean Pihet wrote:
>> Hi,
>>
>> On 26 September 2013 14:48, Jiri Olsa <jolsa at redhat.com> wrote:
>> > On Thu, Sep 26, 2013 at 01:36:37PM +0200, Jean Pihet wrote:
>> >> The newly added dwarf unwinding feature [1] requires:
>> >> . a recent version (>= 1.1) of libunwind,
>> >> . libunwind to be configured with --enable-debug-frame.
>> >>
>> >> [1] http://www.spinics.net/lists/kernel/msg1598951.html
>> >>
>> >> Add the corresponding API tests in the feature check list.
>> >
>> > Acked-by: Jiri Olsa <jolsa at redhat.com>
>> >
>> > thanks,
>> > jirka
>>
>> Thanks for the ack!
>>
>> Is it possible to get an ack from the perf core maintainers?
>> Also, is the patch going in Will's tree?
>
> This being a tools patch you'd have to ask acme; also I know next to
> nothing about all this unwind business except that its stupid expensive
> ;-)
You are right! It brings some more info on the trace though.

-- adding Arnaldo in the loop --
Arnaldo, are you OK with the changes [1]? Jiri acked the patches
already; Will is willing (no pun intended) to take the ARM specific
patches [2] in his tree.

[1] http://www.spinics.net/lists/kernel/msg1608921.html and
http://www.spinics.net/lists/kernel/msg1608922.html
[2] http://www.spinics.net/lists/kernel/msg1608920.html and
http://www.spinics.net/lists/kernel/msg1608923.html

Regards,
Jean