From: Lee Revell <rlrevell@joe-job.com>
To: Zwane Mwaikambo <zwane@linuxpower.ca>
Cc: Dominik Brodowski <linux@dominikbrodowski.de>,
linux-kernel@vger.kernel.org, rusty@rustcorp.com.au
Subject: Re: [PATCH] [CPU-HOTPLUG] convert cpucontrol to be a rwsem
Date: Mon, 01 Nov 2004 13:04:37 -0500 [thread overview]
Message-ID: <1099332277.3647.43.camel@krustophenia.net> (raw)
In-Reply-To: <Pine.LNX.4.61.0411010656380.19123@musoma.fsmlabs.com>
On Mon, 2004-11-01 at 07:00 -0700, Zwane Mwaikambo wrote:
> Agreed it makes a lot more sense, i think there could be some places where
> we use preempt_disable to protect against cpu offline which could
> converted, but that can come later.
>
You know I picked up Robert Love's book the other day and was surprised
to read we are not supposed to be using preempt_disable, there is a
per_cpu interface for exactly this kind of thing. Which is currently
recommended?
Lee
next prev parent reply other threads:[~2004-11-01 18:15 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-01 8:43 [PATCH] [CPU-HOTPLUG] convert cpucontrol to be a rwsem Dominik Brodowski
2004-11-01 9:05 ` Nick Piggin
2004-11-01 14:00 ` Zwane Mwaikambo
2004-11-01 18:04 ` Lee Revell [this message]
2004-11-01 23:48 ` Rusty Russell
2004-11-02 14:54 ` Lee Revell
2004-11-02 0:16 ` Zwane Mwaikambo
2004-11-02 22:28 ` Dominik Brodowski
2004-11-04 1:57 ` Rusty Russell
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