cvs commit: src/sys/sys sched.h src/sys/posix4 ksched.c src/sys/kern sched_4bsd.c sched_core.c sched_ule.c

Xin LI delphij at
Thu Jun 15 09:49:05 UTC 2006

在 2006-06-15四的 10:29 +0100,Robert Watson写道:
> On Thu, 15 Jun 2006, Xin LI wrote:
> [...]> A question that might be related:  We have sched_sizeof_proc(), etc. in 
> > every scheduler, which returns a constant.  Is it worthy to convert them to 
> > constants that just expand inline during the kernel compile?
> It should make no difference -- sched_sizeof_proc() is evaluated exactly once, 
> when the process zone is created.  After that, the size is cached in the 
> process zone and never re-evaluated.  The current model allows the size to be 
> calculated based on data structures private to sched_foo.c, which has some 
> nice implementation hiding advantages :-).

Oh...  Yes that's quite reasonable.  Thanks for the explanation!

Xin LI <delphij delphij net>
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