From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D3CDE3491C9 for ; Wed, 19 Aug 2026 08:52:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787129540; cv=none; b=focgEKJqWRtz7OJz0Es8omlrTn11fUT+tDu/A+9+Tho60dU2GXpmoT6Tz7VDAvmnNvL3EcUE4Jbvy/5AuEknEXHZbJAuRazWpg7Ckc+Bqgs2ixMxb49fqP/UpJlLcvPaL95gb10cGE+uy+LaHrwT1QT9DDX86dUWp5yv2RJ0Qcc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787129540; c=relaxed/simple; bh=2IGEJpTTiDeRP0L/8K7BZeIC+2JMW9oGwYY/6rMrNho=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=OpIzy0LMHf6+4M5ZQRwBMcTT/qasV0M92ZHkE58ECIcKGDBuv/JJaH63FtLb5QocDYYgfSyIPben0q5jaQ+nA7aDd+uRLx0KgGwqyu02XNaLLpGn1OYPawuP96Gr47nkDgc7d7idMBbd/AqdPToE4Ax2sic1uVwEX4dvH1plOuc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lcPJ0O2C; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lcPJ0O2C" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2C1501F000E9; Wed, 19 Aug 2026 08:52:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787129539; bh=jZI4offE5WoxR6EMeCVcpsyDREl1sgoUCN9PBz2GkfM=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=lcPJ0O2CtA4m74gXkH/+Iyua7pASmkdKrnCwlXwSWNuTLcOUBk62ZfzhZSzhE80IF +WCy+AMjcf40XHPXFilSdUxHh+IS++czStwkvZmFu8pcvYMwIHhTPBPyCXsKvbIDHU X2IAwPa7fu26g+beKAjFvJi4H9CRas0KKzKYmO9xca3+OXB9cLr3CgKz4X1ENmjdy2 0Y6RXFVO7JbTXxzTs/MnxAPiVsxolveaZ4DHt4yiCPBm60+m/oHWpgtVsi653VYcLK oV7eDkbWwKO2G2BEX9NPH1glf3jkHoTEgUau0yYuMDIsk+RCgaM2BOxAR4AfcR/tw9 hvoPaoF7d3VAQ== Message-ID: <206cb1f2-b66c-4b7b-b0ad-14cca9d8e0bd@kernel.org> Date: Wed, 19 Aug 2026 10:52:13 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/1] mm/hugetlb: do not dissolve gigantic pages without runtime support To: Longlong Xia , muchun.song@linux.dev, osalvador@suse.de, akpm@linux-foundation.org Cc: mike.kravetz@oracle.com, mhocko@suse.com, linmiaohe@huawei.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Longlong Xia References: <20260817162039.1511838-1-xialonglong2025@163.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/17/26 18:20, Longlong Xia wrote: > From: Longlong Xia > > dissolve_free_hugetlb_folio() doesn't check hstate_is_gigantic_no_runtime(h) > though remove_hugetlb_folio()/update_and_free_hugetlb_folio() silently > bail for such folios That's odd. Why do they silently skip such folios instead of warning that something unexpected is happening? This screams for a cleanup unless I am missing something :) -- Cheers, David