cvs commit: src/sys/kern kern_mutex.c
jhb at freebsd.org
Tue Jun 5 19:12:26 UTC 2007
On Tuesday 05 June 2007 02:57:09 pm Attilio Rao wrote:
> attilio 2007-06-05 18:57:09 UTC
> FreeBSD src repository
> Modified files:
> sys/kern kern_mutex.c
> Fix a problem with not-preemptive kernels caming from mis-merging of
> existing code with the new thread_lock patch.
> This also cleans up a bit unlock operation for mutexes.
> Approved by: jhb, jeff(mentor)
Specifically, this retires the explicit preemption code in mtx_unlock()
(inherited from BSD/OS) in the #ifndef PREEMPTION case. We now only do
preemptions as a scheduling decision in the scheduler and only
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