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Re: pthread library related
If there are no comments for these two patches.
I will move forward for other parts.
2016-06-01 19:28 GMT-07:00 Charles Cui <charles.cui1984%gmail.com@localhost>:
> Hi guys,
> I have attached patches based on comments from Christos.
> The new patch used atomic_inc_uint_nv to limit the number of
> sems used by each process. I have tested these patches.
> They worked.
> 2016-05-30 14:19 GMT-07:00 Charles Cui <charles.cui1984%gmail.com@localhost>:
>> good to know atomic_inc_uint_nv is implemented using cas.
>> I will update the patch and send you guys later (being careful about the
>> Thanks Charles
>> 2016-05-30 13:46 GMT-07:00 Christos Zoulas <christos%zoulas.com@localhost>:
>>> On May 30, 1:43pm, charles.cui1984%gmail.com@localhost (Charles Cui) wrote:
>>> -- Subject: Re: pthread library related
>>> | I am not familiar with _nv() (are there examples in the netbsd code
>>> base? I
>>> | searched _nv() in nxr, but did not found anything meaningful.),
>>> | but if you want to use atomic operations, one possible way is
>>> | compare-and-swap (CAS).
>>> | it has stronger guarantee than atomic inc or atomic dec, but also
>>> | overhead.
>>> man atomic_inc_uint_nv
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