linux-kernel - Re: [PATCH 28/28] Revert "mm/hugetlb: deal with multiple calls to hugetlb_bootmem

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Message-Id: <C8C5C80F-BA99-445D-9711-2665B1262C66@linux.dev>
Date: Mon, 29 Dec 2025 11:13:26 +0800
From: Muchun Song <muchun.song@...ux.dev>
To: Mike Rapoport <rppt@...nel.org>
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Subject: Re: [PATCH 28/28] Revert "mm/hugetlb: deal with multiple calls to
 hugetlb_bootmem_alloc"

> On Dec 28, 2025, at 20:39, Mike Rapoport <rppt@...nel.org> wrote:
> 
> From: "Mike Rapoport (Microsoft)" <rppt@...nel.org>
> 
> hugetlb_bootmem_alloc() is called only once, no need to check if it was
> called aready at its entry.
> 
> Other checks performed during HVO initialization are also no longer
> necessary because sparse_init() that calls hugetlb_vmemmap_init_early()
> and hugetlb_vmemmap_init_late() is alaways called after
> hugetlb_bootmem_alloc().
> 
> This reverts commit d58b2498200724e4f8c12d71a5953da03c8c8bdf.
> 
> Signed-off-by: Mike Rapoport (Microsoft) <rppt@...nel.org>

Nice cleanup.

Acked-by: Muchun Song <muchun.song@...ux.dev>

Thanks.