Date: Mon, 30 Mar 2009 09:34:33 -0700 (PDT) From: Barney Cordoba <barney_cordoba@yahoo.com> To: freebsd-current@FreeBSD.org, John Baldwin <jhb@FreeBSD.org> Subject: Re: cpuset affinity control from within the kernel Message-ID: <285609.93285.qm@web63905.mail.re1.yahoo.com> In-Reply-To: <200903301100.57757.jhb@freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
--- On Mon, 3/30/09, John Baldwin <jhb@FreeBSD.org> wrote:
> From: John Baldwin <jhb@FreeBSD.org>
> Subject: Re: cpuset affinity control from within the kernel
> To: freebsd-current@FreeBSD.org, barney_cordoba@yahoo.com
> Date: Monday, March 30, 2009, 11:00 AM
> On Sunday 29 March 2009 3:59:40 pm Barney Cordoba wrote:
> >
> > What tools are available for taskqueues, interrupts,
> etc from within the
> kernel?
>
> You can use BUS_BIND_INTR() for interrupts. You can use
> 'sched_bind() /
> sched_unbind()' in thread contexts. For example, to
> pin taskqueue threads
> (you should only do this for a private taskqueue you create
> though) you can
> simply enqueue a task to the thread that does a
> 'sched_bind()'.
>
> --
> John Baldwin
There doesn't seem to be a man page for those functions. Are there some
docs somewhere? Can I bind to a set of cores as can be done with cpuset?
Barney
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?285609.93285.qm>