Re: dynamic-hz

From: Russell King
Date: Mon Dec 13 2004 - 13:06:38 EST


On Mon, Dec 13, 2004 at 06:53:40PM +0100, Michael Buesch wrote:
> Quoting Russell King <rmk+lkml@xxxxxxxxxxxxxxxx>:
> > the system is idle. So far, in all my Linux kernel experience, I've
> > yet to see a kernel where it's possible to stay in the idle thread
> > for more than half a second. (The ARM kernels I run are always
> > configured with IDLE LED support, so I can _see_ when it gets kicked
> > out of the idle thread.)
>
> I guess IDLE LED support is not in mainline kernel, is it?
> Where can I get it?

It's an ARM only thing, and it's in mainline kernels for ARM platforms
which have general purpose LEDs available.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
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