linux-kernel - Re: decruft the early init / initrd / initramfs code v2

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Message-ID: <20200715065140.GA22060@lst.de>
Date:   Wed, 15 Jul 2020 08:51:40 +0200
From:   Christoph Hellwig <hch@....de>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Christoph Hellwig <hch@....de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "H. Peter Anvin" <hpa@...or.com>, Song Liu <song@...nel.org>,
        Al Viro <viro@...iv.linux.org.uk>, linux-raid@...r.kernel.org,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        NeilBrown <neilb@...e.com>,
        Guoqing Jiang <guoqing.jiang@...ud.ionos.com>
Subject: Re: decruft the early init / initrd / initramfs code v2

On Tue, Jul 14, 2020 at 12:34:45PM -0700, Linus Torvalds wrote:
> On Tue, Jul 14, 2020 at 12:06 PM Christoph Hellwig <hch@....de> wrote:
> >
> > this series starts to move the early init code away from requiring
> > KERNEL_DS to be implicitly set during early startup.  It does so by
> > first removing legacy unused cruft, and the switches away the code
> > from struct file based APIs to our more usual in-kernel APIs.
> 
> Looks good to me, with the added note on the utimes cruft too as a
> further cleanup (separate patch).
> 
> So you can add my acked-by.
> 
> I _would_ like the md parts to get a few more acks. I see the one from
> Song Liu, anybody else in md land willing to go through those patches?
> They were the bulk of it, and the least obvious to me because I don't
> know that code at all?

Song is the maintainer.   Neil is the only person I could think of
that also knows the old md code pretty well.  Guoqing has contributed
a lot lately, but the code touched here is rather historic (and not
used very much at all these days as people use modular md and initramfѕ
based detection).