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Subject: Re: [PATCH v3 4/4] document: change the document for immovable_mem
To: Chao Fan <fanc.fnst@cn.fujitsu.com>, linux-kernel@vger.kernel.org,
        x86@kernel.org, hpa@zytor.com, tglx@linutronix.de, mingo@redhat.com,
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Cc: indou.takao@jp.fujitsu.com, caoj.fnst@cn.fujitsu.com,
        douly.fnst@cn.fujitsu.com, linux-doc@vger.kernel.org,
        Jonathan Corbet <corbet@lwn.net>
References: <20171205085200.9528-1-fanc.fnst@cn.fujitsu.com>
 <20171205085200.9528-5-fanc.fnst@cn.fujitsu.com>
From: Randy Dunlap <rdunlap@infradead.org>
Message-ID: <03aa7c1c-e0c6-2918-582b-631ffd471001@infradead.org>
Date: Tue, 5 Dec 2017 09:36:24 -0800
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On 12/05/2017 12:52 AM, Chao Fan wrote:
> Add the document for the change of new parameter
> immovable_mem=nn[KMG]@ss[KMG].
> 
> Cc: linux-doc@vger.kernel.org
> Cc: Jonathan Corbet <corbet@lwn.net>
> Signed-off-by: Chao Fan <fanc.fnst@cn.fujitsu.com>
> ---
>  Documentation/admin-guide/kernel-parameters.txt | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index b74e13312fdc..eea755af697f 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -2355,6 +2355,15 @@
>  			allocations which rules out almost all kernel
>  			allocations. Use with caution!
>  
> +	immovable_mem=nn[KMG]@ss[KMG]

	immovable_mem=nn[KMG][@ss[KMG]]

> +			[KNL] Force usage of a specific region of memory.
> +			Make memory hotplug  work well with KASLR.

			                   ^^only one space, please

> +			Region of memory in immovable node is from ss to ss+nn.> +			Multiple regions can be specified, comma delimited.
			If ss is omitted, it defaults to 0.
> +			Notice: we support 4 regions at most now.
> +			Example:
> +			immovable_mem=1G,500M@2G,1G@4G
> +
>  	MTD_Partition=	[MTD]
>  			Format: <name>,<region-number>,<size>,<offset>
>  
> 


-- 
~Randy