From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 014A425A2B5 for ; Sun, 26 Apr 2026 19:54:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777233264; cv=none; b=L2pkhhSdLKBEyeeW41A55al2G+ZRVUwEAT4P29oQKov2ZtIYVZn+21aVHsyvc+vxUgW7Vt6SfQClaIEVE36qpGKYHJ6D6+PHIjaGaPQJUC18TnkFMT3P38IV1ouYajFhBWcTws9k5SeiSw1otHjDQBm+bAvuHhM+Mg+pBJRlPMU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777233264; c=relaxed/simple; bh=2+t0bSo3wG70KgHsJncoi/FDJXRJNptMIoE1v74zA8I=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=buIfyM+j7QEaQ0zcN77pVR4IqAqx/D/2lelsyAbqVcbabBhZ4kVTmc+1BHojMEXNKkTXb+gOjv0wMoYb1O1tCZSQ96ayVUlr6yjYkA5ef7Nla2TflkEmISYSvzUluPoIQLpdyhd5Mo+AfmxIYTufjN/6nEQbtnRmtpohRVKShls= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=Rp2Y7Zmj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="Rp2Y7Zmj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D88F3C2BCAF; Sun, 26 Apr 2026 19:54:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1777233263; bh=2+t0bSo3wG70KgHsJncoi/FDJXRJNptMIoE1v74zA8I=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Rp2Y7Zmj2dHc9UArOcwYWowJQ8wL5qBe9PYyZ86R9/kgcmunhNCvade1vNsLW3bCu XfsUt3s9vHrnzI7Fqd3+hJ86TN8R77toJ4BhTMvg04xEPmUgkp+uKz+OekimhPaosx UbzjpaxgPGGBHX55IHAq8lBaLfLtEclZwJAs7exQ= Date: Sun, 26 Apr 2026 12:54:22 -0700 From: Andrew Morton To: Muchun Song Cc: David Hildenbrand , Muchun Song , Oscar Salvador , Michael Ellerman , Madhavan Srinivasan , Lorenzo Stoakes , "Liam R . Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Nicholas Piggin , Christophe Leroy , aneesh.kumar@linux.ibm.com, joao.m.martins@oracle.com, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 0/6] mm: Fix vmemmap optimization accounting and initialization Message-Id: <20260426125422.f9fa79ec47db2e552d75e29b@linux-foundation.org> In-Reply-To: <20260426092640.375967-1-songmuchun@bytedance.com> References: <20260426092640.375967-1-songmuchun@bytedance.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Sun, 26 Apr 2026 17:26:34 +0800 Muchun Song wrote: > The series fixes several bugs in vmemmap optimization, mainly around > incorrect page accounting and memmap initialization in DAX and memory > hotplug paths. It also fixes pageblock migratetype initialization and > struct page initialization for ZONE_DEVICE compound pages. Thanks. I'm assuming that none of this is urgent, so there's no need to fast-track any of these fixes into 7.1-rcX? So the cc:stable patches will be offered to -stable maintainers after 7.2-rc1 is released? Sashiko might have found another bug in there btw https://sashiko.dev/#/patchset/20260426092640.375967-1-songmuchun@bytedance.com