From: Andrew Morton <akpm@linux-foundation.org>
To: Venki Pallipadi <venkatesh.pallipadi@intel.com>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de
Subject: Re: [PATCH 1/7] ICH Force HPET: Make generic time capable of switching broadcast timer
Date: Sat, 23 Jun 2007 09:52:15 -0700 [thread overview]
Message-ID: <20070623095215.f882f1cb.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070622203822.GA22807@linux-os.sc.intel.com>
> On Fri, 22 Jun 2007 13:38:22 -0700 Venki Pallipadi <venkatesh.pallipadi@intel.com> wrote:
> Auto-detect the presence of HPET on ICH5 or newer platforms and enable
> HPET for broadcast timer. This gives a bigger upperlimit for tickless time
> tick and improves the power consumption in comparison to PIT as broadcast timer.
>
> This patch:
>
> Change the broadcast timer, if a timer with higher rating becomes available.
>
so... is this the mysterious patchset which will get NOHZ working
on my little Vaio?
I _think_ what's going on here is that your code will go and poke the
hardware to enable the hpet even f the BIOS decided to hide its presence.
Is that correct? If so, perhaps the changelog should mention this
explicitly.
> Applies over linux-2.6.22-rc4-mm2 +
> tglx's patch-2.6.22-rc4-mm2-hrt4 patch
Oh. Well that tears that then.
Thomas, can I assume that you'll send all this stuff back at me?
next prev parent reply other threads:[~2007-06-23 16:54 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-22 20:38 [PATCH 1/7] ICH Force HPET: Make generic time capable of switching broadcast timer Venki Pallipadi
2007-06-23 16:52 ` Andrew Morton [this message]
2007-06-23 23:17 ` Thomas Gleixner
2007-06-28 7:12 ` Andrew Morton
2007-06-28 8:27 ` Andrew Morton
2007-06-28 12:12 ` James Morris
2007-06-28 17:56 ` Andrew Morton
2007-06-28 12:45 ` Eric Paris
2007-06-28 18:02 ` Andrew Morton
2007-06-28 18:55 ` James Morris
2007-06-28 15:40 ` [PATCH 1/2] selinux: don't enable minimum mmap checking by default James Morris
2007-06-28 15:41 ` [PATCH 2/2] security: move mmap_min_addr sysctl to /proc/sys/vm James Morris
2007-06-28 19:05 ` Alexey Dobriyan
2007-06-28 19:12 ` James Morris
2007-06-28 15:45 ` [PATCH 1/2] selinux: don't enable minimum mmap checking by default Eric Paris
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