linux-kernel - Re: [PATCH] Let AHCI dirver skip Lenovo SWRAID controller

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Message-ID: <20160126132424.GA1993@infradead.org>
Date:	Tue, 26 Jan 2016 05:24:24 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Ocean HY1 He <hehy1@...ovo.com>
Cc:	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
	"tj@...nel.org" <tj@...nel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Let AHCI dirver skip Lenovo SWRAID controller

On Tue, Jan 26, 2016 at 12:42:43PM +0000, Ocean HY1 He wrote:
> Hi Alan,
> 
> Thanks for your comments!
> 
> Lenovo SWRAID driver is a closed source driver at this time, I am afraid 
> it's not possible to submit it to kernel.

So you're violating our copyright and want help for that?  Be ashamed!

> This patch is very important and critical for Lenovo next generation 
> Servers. I have tried to make sure this patch only impacts Lenovo 
> dedicated hardware and add a on/off boot option to end user who may 
> still wants using open source SWRAID(such as MDRAID).

The right ting is to always use mdraid and contribute the lenovo
superblock format to it, similar to how we support half a dozen other
non-native formats.