From: Sam Ravnborg <sam@ravnborg.org>
To: Len Brown <lenb@kernel.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
Len Brown <len.brown@intel.com>,
linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
sparclinux@vger.kernel.org,
Linux PM list <linux-pm@vger.kernel.org>
Subject: Re: Should SPARC use cpuidle? (was: linux-next: build failure after merge of the final tree (acpi tree related))
Date: Tue, 12 Feb 2013 20:42:32 +0100 [thread overview]
Message-ID: <20130212194232.GA15705@merkur.ravnborg.org> (raw)
In-Reply-To: <511A837B.8020804@kernel.org>
>
> > Do you btw. have any hints how I can convert to the cpu_idle thing you hinted?
>
> If you have exactly 1 idle state, then cpuidle isn't that interesting,
> except, perhaps the standard residency counters. If you have multiple
> states to choose from, cpuidle becomes more valuable.
>
> There are lots of cpuidle users now, including x86's intel_idle,
> processor_idle, and the entire ARM tree.
I think LEON has only a single power-down state.
The APC stuff I know nothing about :-(
So for now I think I will let it be as it is then.
Sam
prev parent reply other threads:[~2013-02-12 19:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20130211183409.7519b73ca320baeac5ec886f@canb.auug.org.au>
[not found] ` <51197D8B.6010407@kernel.org>
[not found] ` <20130212173505.GA2155@merkur.ravnborg.org>
2013-02-12 18:01 ` Should SPARC use cpuidle? (was: linux-next: build failure after merge of the final tree (acpi tree related)) Len Brown
2013-02-12 18:03 ` Should SPARC use cpuidle? Len Brown
2013-02-12 19:36 ` Sam Ravnborg
2013-02-12 19:42 ` Sam Ravnborg [this message]
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