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From: Muchun Song <muchun.song@linux.dev>
To: Longlong Xia <xialonglong2025@163.com>
Cc: osalvador@suse.de, akpm@linux-foundation.org, david@kernel.org,
	mike.kravetz@oracle.com, mhocko@suse.com, linmiaohe@huawei.com,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	xialonglong@kylinos.cn
Subject: Re: [PATCH v2 2/2] mm/hugetlb: warn instead of silently bailing gigantic pages without runtime support
Date: Fri, 28 Aug 2026 14:42:37 +0800	[thread overview]
Message-ID: <2EC70FCF-D812-4FD2-9172-F2520FE931B2@linux.dev> (raw)
In-Reply-To: <20260823044118.1097121-3-xialonglong2025@163.com>



> On Aug 23, 2026, at 12:40, Longlong Xia <xialonglong2025@163.com> wrote:
> 
> From: Longlong Xia <xialonglong@kylinos.cn>
> 
> remove_hugetlb_folio() and __update_and_free_hugetlb_folio() silently
> return for gigantic hstates that lack runtime freeing support. All
> callers should already filter such hstates upstream, so turn the
> silent bail into a VM_WARN_ON_ONCE to catch caller regressions
> instead of masking them.
> 
> Assisted-by: Codex:gpt-5.6-sol
> Signed-off-by: Longlong Xia <xialonglong@kylinos.cn>

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

Thanks.



      reply	other threads:[~2026-08-28  6:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-23  4:40 [PATCH v2 0/2] mm/hugetlb: dissolve gigantic pages without runtime support Longlong Xia
2026-08-23  4:40 ` [PATCH v2 1/2] mm/hugetlb: do not " Longlong Xia
2026-08-28  5:22   ` Andrew Morton
2026-08-28  6:41   ` Muchun Song
2026-08-23  4:40 ` [PATCH v2 2/2] mm/hugetlb: warn instead of silently bailing " Longlong Xia
2026-08-28  6:42   ` Muchun Song [this message]

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