[PATCH] PM: Hide CONFIG_PM from users
sfr at canb.auug.org.au
Tue Feb 8 01:13:24 EST 2011
On Mon, 7 Feb 2011 12:22:15 +0000 Mark Brown <broonie at opensource.wolfsonmicro.com> wrote:
> diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
> index 2657299..99e3c52 100644
> --- a/kernel/power/Kconfig
> +++ b/kernel/power/Kconfig
> @@ -1,23 +1,6 @@
> config PM
> - bool "Power Management support"
> - depends on !IA64_HP_SIM
> - ---help---
> - "Power Management" means that parts of your computer are shut
> - off or put into a power conserving "sleep" mode if they are not
> - being used. There are two competing standards for doing this: APM
> - and ACPI. If you want to use either one, say Y here and then also
> - to the requisite support below.
> - Power Management is most important for battery powered laptop
> - computers; if you have a laptop, check out the Linux Laptop home
> - page on the WWW at <http://www.linux-on-laptops.com/> or
> - Tuxmobil - Linux on Mobile Computers at <http://www.tuxmobil.org/>
> - and the Battery Powered Linux mini-HOWTO, available from
> - <http://www.tldp.org/docs.html#howto>.
> - Note that, even if you say N here, Linux on the x86 architecture
> - will issue the hlt instruction if nothing is to be done, thereby
> - sending the processor to sleep and saving power.
> + bool
> + default y if !IA64_HP_SIM
Several powerpc configs have CONFIG_PM (implicitly) disabled (e.g. the
server configs), so this will unexpectedly turn it on for them.
Stephen Rothwell sfr at canb.auug.org.au
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