svn commit: r203704 - stable/7/sys/kern

[Attilio Rao]

2010/2/9 John Baldwin <jhb at freebsd.org>:
> On Tuesday 09 February 2010 9:56:10 am Attilio Rao wrote:
>> Author: attilio
>> Date: Tue Feb  9 14:56:10 2010
>> New Revision: 203704
>> URL: http://svn.freebsd.org/changeset/base/203704
>>
>> Log:
>>   MFC r202889, r202940:
>>   - Fix a race in sched_switch() of sched_4bsd.
>>     Block the td_lock when acquiring explicitly sched_lock in order to prevent
>>     races with other td_lock contenders.
>>   - Merge the ULE's internal function thread_block_switch() into the global
>>     thread_lock_block() and make the former semantic as the default for
>>     thread_lock_block().
>>   - Split out an invariant in order to have better checks.
>
> Does this require an MFC of a change to cpu_switch() for sparc64?

It is already done by marius.
(I waited for his work before to let this go in).

Attilio


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