From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D7F1AEC01CB for ; Mon, 23 Mar 2026 11:24:12 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 220466B0005; Mon, 23 Mar 2026 07:24:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1F7AB6B0088; Mon, 23 Mar 2026 07:24:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 134F06B0089; Mon, 23 Mar 2026 07:24:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 028816B0005 for ; Mon, 23 Mar 2026 07:24:11 -0400 (EDT) Received: from smtpin09.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 96A571D804 for ; Mon, 23 Mar 2026 11:24:11 +0000 (UTC) X-FDA: 84577093902.09.C5139B4 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf17.hostedemail.com (Postfix) with ESMTP id EB02740006 for ; Mon, 23 Mar 2026 11:24:09 +0000 (UTC) Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=PPe8iWNG; spf=pass (imf17.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1774265050; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=iBixKzV5WaBGamiPlT2b4OtsAM393O44Ty+KXOMXXBU=; b=QPYpmHTkvTn7jUTkamux926Snc6iy/oX4yACsEc5tPbylAtBISxRMYGjd+QNM4yQsSXBHY eEPc/H+5Bph2fmJDSJ6qr+HgSpPJfZEVzk8DgugrZYyEL6x8MWwZ+5Vm/J5CcuszDFjV2D WIPjIgvEild3fhkiEl1L4hbyH0iGtmU= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=PPe8iWNG; spf=pass (imf17.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1774265050; a=rsa-sha256; cv=none; b=zffMLgNXcc8Q2+1DnkSwu87vhQDKuVQQxjjKfa8GMgPj9wvEF4RAZeyBlApeafQARvlW5G 4wMhX6iMoHvPb38pKRNLW3Ad2hbThw6jbenrc/mONe2ADvdprZgA9ZMvUjIDZATnRNCBSW dk598YtvKJ2BMDzoNMsRzaSSR/CBjhQ= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id CE40E40133; Mon, 23 Mar 2026 11:24:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 663ABC4CEF7; Mon, 23 Mar 2026 11:24:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774265048; bh=Nai2XuBPZkKTg2eRph7CkHliTUZiCNaTCa4l8yl04Kk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=PPe8iWNG/AKKXZ6RO/5HsTqEAknNTM+MS3JhSz5vt7/Wp64eqYrLf1R87tYrTT1wZ J8vCc+fvEwXN+QOy6ozE1Q5DLQIRPiXrGqVuV1jSQUreaSeW9VOCF+BpWpsB+IZGdp e9E77Bh0OFDHM47zqondJC/VDCBaTNmY6cbvWZxC5Tku7rCb/btMBjExLRKt51pVLP Oj7QagjSE7fDA3W81KMsyaq6qjHXzrbIrpgLnZE/kzzDEZgjdVJNj2kVume2rP44hA tmPvOgS467QU3Qs10DKeCCEMBAjCGJQr1zibcU7Y2vRW/pMIncNVG2yhVZsLyiCey1 YUCJSsfd3VipA== Date: Mon, 23 Mar 2026 11:24:07 +0000 From: "Lorenzo Stoakes (Oracle)" To: Andrew Morton Cc: David Hildenbrand , Zi Yan , Baolin Wang , "Liam R . Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Kiryl Shutsemau , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 12/13] mm/huge_memory: add and use normal_or_softleaf_folio_pmd() Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: EB02740006 X-Rspamd-Server: rspam07 X-Stat-Signature: ypeynkho9no4esh6k44dn38w14xtk3oo X-Rspam-User: X-HE-Tag: 1774265049-215840 X-HE-Meta: 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 36sEFhYh vrYNJSVfUpeQpTvtVYWa+K7Vck4/+eElvTayk+Al+PITnlinR0YaVZ3HwEzRzeo0MN0WTO4LN939n93rfJ0jEhvjV3lm0V0QQ0Jwm9a2l8z5/sF4SiOETUK3xXf4sbZDbvO5o/Rh08TGzTgQU+QnCpNNTkd6IzzS1BBpW+fzwYuKua6Aqo7Dhcn4Z/VWCXF7TkKIiCtN3XczulOrpdU7I2NYbUTosI3F3ULAatkQ2IMKMt9EsN5C4WVEDfWpU5DYiFDRlJevvJd0oyzUCUI+Ad06arm/EfQZXsM9jufpGChgauP/xWvsepmtxrQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Andrew, Just a quick fix-patch for 12/13 to avoid a bisection hazard, as per Sashiko. The next patch eliminates this case in any case. Thanks, Lorenzo ----8<---- >From 7c5c0a66517efba0e675e707f931cf8a3f1a4d87 Mon Sep 17 00:00:00 2001 From: "Lorenzo Stoakes (Oracle)" Date: Mon, 23 Mar 2026 11:22:32 +0000 Subject: [PATCH] fix Signed-off-by: Lorenzo Stoakes (Oracle) --- mm/huge_memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 5831966391bd..5d5d9ddca6ff 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2404,7 +2404,7 @@ bool zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma, zap_huge_pmd_folio(mm, vma, orig_pmd, folio, is_present, &has_deposit); else if (is_huge_zero_pmd(orig_pmd)) - has_deposit = !vma_is_dax(vma); + has_deposit = has_deposit || !vma_is_dax(vma); if (has_deposit) zap_deposited_table(mm, pmd); -- 2.53.0