linux-mips
[Top] [All Lists]

Re: [PATCH V2 15/16] MIPS: Loongson 3: Add CPU Hotplug support.

To: Huacai Chen <chenhuacai@gmail.com>
Subject: Re: [PATCH V2 15/16] MIPS: Loongson 3: Add CPU Hotplug support.
From: Yong Zhang <yong.zhang@windriver.com>
Date: Tue, 19 Jun 2012 17:32:00 +0800
Cc: Ralf Baechle <ralf@linux-mips.org>, <linux-mips@linux-mips.org>, Fuxin Zhang <zhangfx@lemote.com>, Zhangjin Wu <wuzhangjin@gmail.com>, Huacai Chen <chenhc@lemote.com>, Hongliang Tao <taohl@lemote.com>, Hua Yan <yanh@lemote.com>
In-reply-to: <1340088624-25550-16-git-send-email-chenhc@lemote.com>
List-archive: <http://www.linux-mips.org/archives/linux-mips/>
List-help: <mailto:ecartis@linux-mips.org?Subject=help>
List-id: linux-mips <linux-mips.eddie.linux-mips.org>
List-owner: <mailto:ralf@linux-mips.org>
List-post: <mailto:linux-mips@linux-mips.org>
List-software: Ecartis version 1.0.0
List-subscribe: <mailto:ecartis@linux-mips.org?subject=subscribe%20linux-mips>
List-unsubscribe: <mailto:ecartis@linux-mips.org?subject=unsubscribe%20linux-mips>
References: <1340088624-25550-1-git-send-email-chenhc@lemote.com> <1340088624-25550-16-git-send-email-chenhc@lemote.com>
Reply-to: Yong Zhang <yong.zhang@windriver.com>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.5.21 (2010-09-15)
On Tue, Jun 19, 2012 at 02:50:23PM +0800, Huacai Chen wrote:
> +#ifdef CONFIG_HOTPLUG_CPU
> +
> +static DEFINE_SPINLOCK(smp_reserve_lock);

Do you really need this lock?

Thanks,
Yong

<Prev in Thread] Current Thread [Next in Thread>