linux-kernel - Re: [PATCH v5 0/5] mm/hugetlb: Early cow on fork, and a few cleanups

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Message-ID: <20210304171009.GF444867@ziepe.ca>
Date:   Thu, 4 Mar 2021 13:10:09 -0400
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Peter Xu <peterx@...hat.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux-MM <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Gal Pressman <galpress@...zon.com>,
        Matthew Wilcox <willy@...radead.org>,
        Wei Zhang <wzam@...zon.com>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>,
        Christoph Hellwig <hch@....de>,
        David Gibson <david@...son.dropbear.id.au>,
        Jann Horn <jannh@...gle.com>,
        Kirill Tkhai <ktkhai@...tuozzo.com>,
        Kirill Shutemov <kirill@...temov.name>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Andrea Arcangeli <aarcange@...hat.com>, Jan Kara <jack@...e.cz>
Subject: Re: [PATCH v5 0/5] mm/hugetlb: Early cow on fork, and a few cleanups

On Tue, Mar 02, 2021 at 06:45:49PM -0800, Linus Torvalds wrote:
> On Tue, Mar 2, 2021 at 5:47 PM Peter Xu <peterx@...hat.com> wrote:
> >
> > As Jason and Wei pointed out, I think some userspace still got corrupted data
> > without this series when using hugetlb backend.  I don't think it'll suite for
> > a late RC release but it'll still be great if it can be considered as an early
> > rc candidate, ideally rc1 of course.  If you prefer the other way, I can also
> > repost it before 5.13 merge window opens.
> 
> I think with my merge window delay issue, you guys have the perfect
> excuse for pushing it a bit late and it still hitting 5.12

Andrew did you need something further from Peter? I don't see it in linux-next?

Jason