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Subject: Re: [PATCH] ARM64: Setup DMA32 zone size by bootargs
To:     Phil Chang <phil.chang@mediatek.com>,
        linux-arm-kernel@lists.infradead.org
Cc:     Jonathan Corbet <corbet@lwn.net>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        "Paul E . McKenney" <paulmck@kernel.org>,
        Steve Capper <steve.capper@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Alix Wu <alix.wu@mediatek.com>,
        YJ Chiang <yj.chiang@mediatek.com>, linux-doc@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org
References: <20200803142647.16737-1-phil.chang@mediatek.com>
From:   Randy Dunlap <rdunlap@infradead.org>
Message-ID: <91057296-7064-282f-9345-e1d84af78eb4@infradead.org>
Date:   Mon, 3 Aug 2020 09:39:47 -0700
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On 8/3/20 7:26 AM, Phil Chang wrote:
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index fb95fad81c79..441ad3cb8ee8 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -956,6 +956,9 @@
>  			The filter can be disabled or changed to another
>  			driver later using sysfs.
>  
> +	dma32_zone=nn	[KMG] [KNL,BOOT]
> +			Forces the DMA32 zone size of <nn> in mb, arm64 only.

Preferred:

> +	dma32_zone=nn	[KMG] [KNL,BOOT,ARM64]
> +			Forces the DMA32 zone size of <nn> in MB.

> +
>  	driver_async_probe=  [KNL]
>  			List of driver names to be probed asynchronously.
>  			Format: <driver_name1>,<driver_name2>...

thanks.
-- 
~Randy