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Date:      Thu, 15 Jun 2006 17:21:02 +0800
From:      Xin LI <delphij@delphij.net>
To:        David Xu <davidxu@FreeBSD.org>
Cc:        cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/sys sched.h src/sys/posix4 ksched.c src/sys/kern sched_4bsd.c sched_core.c sched_ule.c
Message-ID:  <1150363262.937.44.camel@spirit>
In-Reply-To: <200606150637.k5F6bdax000157@repoman.freebsd.org>
References:  <200606150637.k5F6bdax000157@repoman.freebsd.org>

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Hi, David,

=E5=9C=A8 2006-06-15=E5=9B=9B=E7=9A=84 06:37 +0000=EF=BC=8CDavid Xu=E5=86=
=99=E9=81=93=EF=BC=9A
> davidxu     2006-06-15 06:37:39 UTC
>=20
>   FreeBSD src repository
>=20
>   Modified files:
>     sys/sys              sched.h=20
>     sys/posix4           ksched.c=20
>     sys/kern             sched_4bsd.c sched_core.c sched_ule.c=20
>   Log:
>   Add scheduler API sched_relinquish(), the API is used to implement
>   yield() and sched_yield() syscalls. Every scheduler has its own way
>   to relinquish cpu, the ULE and CORE schedulers have two internal run-
>   queues, a timesharing thread which calls yield() syscall should be
>   moved to inactive queue.

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?

Cheers,
--=20
Xin LI <delphij delphij net>    http://www.delphij.net/

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