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From: Wei Yang <richard.weiyang@gmail.com>
To: Zi Yan <ziy@nvidia.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	Wei Yang <richard.weiyang@gmail.com>,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>,
	Nico Pache <npache@redhat.com>,
	Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
	Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] mm/huge_memory: fix folio split check for anon folios in swapcache.
Date: Thu, 6 Nov 2025 01:44:43 +0000	[thread overview]
Message-ID: <20251106014443.wkurq6p7ofhsffkn@master> (raw)
In-Reply-To: <20251105162910.752266-1-ziy@nvidia.com>

On Wed, Nov 05, 2025 at 11:29:10AM -0500, Zi Yan wrote:
>Both uniform and non uniform split check missed the check to prevent
>splitting anon folios in swapcache to non-zero order. Fix the check.
>
>Fixes: 58729c04cf10 ("mm/huge_memory: add buddy allocator like (non-uniform) folio_split()")
>Reported-by: "David Hildenbrand (Red Hat)" <david@kernel.org>
>Closes: https://lore.kernel.org/all/dc0ecc2c-4089-484f-917f-920fdca4c898@kernel.org/
>Cc: stable@vger.kernel.org
>Signed-off-by: Zi Yan <ziy@nvidia.com>

Reviewed-by: Wei Yang <richard.weiyang@gmail.com>

-- 
Wei Yang
Help you, Help me


      parent reply	other threads:[~2025-11-06  1:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-05 16:29 Zi Yan
2025-11-05 16:31 ` David Hildenbrand (Red Hat)
2025-11-05 23:57 ` Andrew Morton
2025-11-06  0:19   ` Zi Yan
2025-11-06  1:44 ` Wei Yang [this message]

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