linux-kernel - Re: [RFC PATCH 00/26] hugetlb: Introduce HugeTLB high-granularity mapping

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Date:   Fri, 1 Jul 2022 05:54:41 +0000
From:   Nadav Amit <namit@...are.com>
To:     Peter Xu <peterx@...hat.com>
CC:     James Houghton <jthoughton@...gle.com>,
        "Dr. David Alan Gilbert" <dgilbert@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        Muchun Song <songmuchun@...edance.com>,
        David Hildenbrand <david@...hat.com>,
        David Rientjes <rientjes@...gle.com>,
        Axel Rasmussen <axelrasmussen@...gle.com>,
        Mina Almasry <almasrymina@...gle.com>,
        Jue Wang <juew@...gle.com>,
        Manish Mishra <manish.mishra@...anix.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 00/26] hugetlb: Introduce HugeTLB high-granularity
 mapping

On Jun 30, 2022, at 12:21 PM, Peter Xu <peterx@...hat.com> wrote:

> ⚠ External Email
> 
> On Tue, Jun 28, 2022 at 12:04:28AM +0000, Nadav Amit wrote:
>>> [1] commit 824ddc601adc ("userfaultfd: provide unmasked address on page-fault")
>> 
>> Indeed this change of behavior (not aligning to huge-pages when flags is
>> not set) was unintentional. If you want to fix it in a separate patch so
>> it would be backported, that may be a good idea.
> 
> The fix seems to be straightforward, though.  Nadav, wanna post a patch
> yourself?

Yes, even I can do it :)

Just busy right now, so I’ll try to do it over the weekend.