[lttng-dev] lttng-tools 2.6-rc vs. lttng-ust master

[Nathan Lynch]

On 12/12/2014 01:33 PM, Jérémie Galarneau wrote:
> On Fri, Dec 12, 2014 at 1:36 PM, Nathan Lynch <Nathan_Lynch at mentor.com> wrote:
>> By accident I attempted to build lttng-tools stable-2.6 branch
>> against current lttng-ust master, and got:
>>
>> trace-ust.c: In function 'trace_ust_create_event':
>> trace-ust.c:430:11: error: 'struct lttng_ust_event' has no member named 'disabled'
>>   lue->attr.disabled = 1;
>>            ^
>> I found the commit below, which seems to indicate that this may be
>> anticipated/intentional, but I figured I'd raise the issue in case
>> it's not.  Breaking source compatibility with lttng-tools doesn't
>> seem like a big deal, but does the removal of the 'disabled' field in
>> lttng-ust/master present a problem for other users of the library?
> 
> It's not a problem for instrumented applications as this is strictly a
> sessiond <-> UST communication change.

OK, thanks for confirming.