linux-kernel - Re: [RFC PATCH 02/10] acpi: install SSDT tables from initrd

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Message-ID: <CAE1zotJ1fa4m-_FO3PUQK8_p0vHcfWD5TmuMdxOSHDjku421pA@mail.gmail.com>
Date:	Fri, 1 Apr 2016 13:11:55 +0300
From:	Octavian Purdila <octavian.purdila@...el.com>
To:	"Zheng, Lv" <lv.zheng@...el.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Len Brown <lenb@...nel.org>,
	Matt Fleming <matt@...eblueprint.co.uk>,
	Mark Brown <broonie@...nel.org>,
	Wolfram Sang <wsa@...-dreams.de>,
	Joel Becker <jlbec@...lplan.org>,
	Christoph Hellwig <hch@....de>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	"linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
	"linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Tirdea, Irina" <irina.tirdea@...el.com>
Subject: Re: [RFC PATCH 02/10] acpi: install SSDT tables from initrd

On Fri, Apr 1, 2016 at 8:05 AM, Zheng, Lv <lv.zheng@...el.com> wrote:
> Hi,
>
> IMO, there is already a similar function upstreamed:
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c85cc81
> Could it work for your use case?

Yes, it is basically the same.

The only difference is on how we handle taint. I think we should use a
new taint for overlays and that we don't need to disable lockdep.

BTW, why is lockdep disabled when we override?