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Date:   Thu, 31 Mar 2022 17:14:07 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Matthew Wilcox <willy@infradead.org>
Cc:     Baoquan He <bhe@redhat.com>, linux-kernel@vger.kernel.org,
        kexec@lists.infradead.org, yangtiezhu@loongson.cn,
        amit.kachhap@arm.com, hch@lst.de, linux-fsdevel@vger.kernel.org,
        viro@zeniv.linux.org.uk
Subject: Re: [PATCH v4 0/4] Convert vmcore to use an iov_iter
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On Thu, 31 Mar 2022 15:36:39 +0100 Matthew Wilcox <willy@infradead.org> wrote:

> On Thu, Mar 31, 2022 at 07:25:33PM +0800, Baoquan He wrote:
> > Hi Andrew,
> > 
> > On 03/18/22 at 05:37pm, Baoquan He wrote:
> > > Copy the description of v3 cover letter from Willy:
> > 
> > Could you pick this series into your tree? I reviewed the patches 1~3
> > and tested the whole patchset, no issue found.
> 
> ... I'd fold patch 4 into patch 1,

I think so too, please.  The addition then removal of a
read_from_oldmem() implementation is a bit odd.

> but yes, Andrew, please take these patches.

And against current -linus please.  There have been some changes since
then (rcu stuff).