LOCK_PROFILING in -stable
rwatson at FreeBSD.org
Sun Oct 21 07:11:13 PDT 2007
On Sat, 20 Oct 2007, Alfred Perlstein wrote:
>> This is my feeling also -- I would consider ABI breakage a show stopper for
>> 6.x, but feel otherwise that the new code is much more mature and capable
>> and would be quite beneficial to people building appliances and related
>> products on 6.x. You might check with Attilio about whether there are any
>> remaining outstanding issues that need to be resolved first, and make sure
>> to send a heads up out on stable@ and put a note in UPDATING that the
>> option and details have changed.
> I still get confused as to the meaning of this...
> It only breaks ABI when it's enabled.
> I think that is OK, right?
As we're eliminating MUTEX_PROFILING and replacing it with LOCK_PROFILING, I
think it is OK that the ABI for one differs from the other as long as the base
kernel ABI remains static. I.e., this seems OK to me also.
Robert N M Watson
University of Cambridge
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