linux-kernel - Re: [PATCH v8 5/5] document: add document for kaslr

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Message-ID: <20180119035331.GF1753@localhost.localdomain>
Date:   Fri, 19 Jan 2018 11:53:31 +0800
From:   Baoquan He <bhe@...hat.com>
To:     Chao Fan <fanc.fnst@...fujitsu.com>
Cc:     linux-kernel@...r.kernel.org, x86@...nel.org, hpa@...or.com,
        tglx@...utronix.de, mingo@...hat.com, keescook@...omium.org,
        yasu.isimatu@...il.com, indou.takao@...fujitsu.com,
        lcapitulino@...hat.com
Subject: Re: [PATCH v8 5/5] document: add document for kaslr_mem

On 01/19/18 at 11:36am, Chao Fan wrote:
> Signed-off-by: Chao Fan <fanc.fnst@...fujitsu.com>
> ---
>  Documentation/admin-guide/kernel-parameters.txt | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index e2de7c006a74..28a879f62560 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -2350,6 +2350,16 @@
>  			allocations which rules out almost all kernel
>  			allocations. Use with caution!
>  
> +	kaslr_mem=nn[KMG][@ss[KMG]]
> +			[KNL] Force usage of a specific region of memory
> +			for KASLR during kernel decompression stage.
> +			Region of usable memory is from ss to ss+nn. If ss
> +			is omitted, it is qeuivalent to kaslr_mem=nn[KMG]@0.
> +			Multiple regions can be specified, comma delimited.
> +			Notice: we support 4 regions at most now.

Better not use 'we' here. You can refer to kernel-parameter.txt.

> +			Example:
> +			kaslr_mem=1G,500M@2G,1G@4G
> +
>  	MTD_Partition=	[MTD]
>  			Format: <name>,<region-number>,<size>,<offset>
>  
> -- 
> 2.14.3
> 
> 
>