linux-kernel - Re: [PATCH] mm,hugetlb: Allocate frozen pages in alloc_buddy_hugetlb

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Message-ID: <f86be76f-7bcd-43f8-b472-ca7797ebecdc@suse.cz>
Date: Fri, 11 Apr 2025 15:32:51 +0200
From: Vlastimil Babka <vbabka@...e.cz>
To: Oscar Salvador <osalvador@...e.de>,
 Andrew Morton <akpm@...ux-foundation.org>
Cc: Muchun Song <muchun.song@...ux.dev>, David Hildenbrand
 <david@...hat.com>, linux-mm@...ck.org, linux-kernel@...r.kernel.org,
 Matthew Wilcox <willy@...radead.org>
Subject: Re: [PATCH] mm,hugetlb: Allocate frozen pages in
 alloc_buddy_hugetlb_folio

On 4/11/25 15:23, Oscar Salvador wrote:
> alloc_buddy_hugetlb_folio() allocates a rmappable folio, then strips the
> rmappable part and freezes it.
> We can simplify all that by allocating frozen pages directly.
> 
> Suggested-by: Vlastimil Babka <vbabka@...e.cz>
> Signed-off-by: Oscar Salvador <osalvador@...e.de>

Much nice.

Reviewed-by: Vlastimil Babka <vbabka@...e.cz>