netdev - Re: [PATCH v1 13/36] mm/hugetlb: cleanup hugetlb_folio_init_tail

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Message-ID: <aLAVUePBQuz9D89T@kernel.org>
Date: Thu, 28 Aug 2025 11:37:37 +0300
From: Mike Rapoport <rppt@...nel.org>
To: David Hildenbrand <david@...hat.com>
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Subject: Re: [PATCH v1 13/36] mm/hugetlb: cleanup
 hugetlb_folio_init_tail_vmemmap()

On Thu, Aug 28, 2025 at 10:18:23AM +0200, David Hildenbrand wrote:
> On 28.08.25 10:06, Mike Rapoport wrote:
> > On Thu, Aug 28, 2025 at 09:44:27AM +0200, David Hildenbrand wrote:
> > > On 28.08.25 09:21, Mike Rapoport wrote:
> > > > On Thu, Aug 28, 2025 at 12:01:17AM +0200, David Hildenbrand wrote:
> > > > > +	/*
> > > > > +	 * We mark all tail pages with memblock_reserved_mark_noinit(),
> > > > > +	 * so these pages are completely uninitialized.
> > > > 
> > > >                                ^ not? ;-)
> > > 
> > > Can you elaborate?
> > 
> > Oh, sorry, I misread "uninitialized".
> > Still, I'd phrase it as
> > 
> > 	/*
> > 	 * We marked all tail pages with memblock_reserved_mark_noinit(),
> > 	 * so we must initialize them here.
> > 	 */
> 
> I prefer what I currently have, but thanks for the review.

No strong feelings, feel free to add

Reviewed-by: Mike Rapoport (Microsoft) <rppt@...nel.org>

-- 
Sincerely yours,
Mike.