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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D6C81E784BE for ; Mon, 29 Dec 2025 03:21:54 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4dfhN11GHhz2xqj; Mon, 29 Dec 2025 14:21:53 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=91.218.175.174 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1766978513; cv=none; b=UOomJ1XwlXp01ujQ5MBQ5QLXkCx9UtrPaethGacMfvawQ//oDFA8TOyr5Cts98lamB4Q7OThmLlCRPzz7Tum6oOMnXk1qGJ/IY3D8gG1gyKewVYhecmu3STnTPuAosnH3PFEN1ULyuYldlopkWVMf/B7QFdk219f+RuWBE76KtEUQEG/FpIq2qlvRlwfK1T+bHtwffPN7GH9mwhAFgoK06+4F+ji6V40XO6+mxp0QC3p0eb+rePxau+A+OzKdBg5XL1ALWHtEf/+ZMr3KJzy/seAwU6Kxz75Wnl4gCxUuT9b+/qxvDxJZRoRN0hdq39PZn5tuFIJ87M+NRd7c5b3yg== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1766978513; c=relaxed/relaxed; bh=23WFVh4QD8EwOyb+DiEjMorTSabGcCdF0HCkzTj5UcI=; h=Content-Type:Mime-Version:Subject:From:In-Reply-To:Date:Cc: Message-Id:References:To; b=Fk0jU+GAiljIxyrmnO8UsFmR9J8WEMZG7h2EPBBb25c8QNSpGxoy6cJKYf4Ed8jtaKPODZgGcKFREnOfmD970yi8ckhBc/Igls5m3MJNBDCpmgT2j8EY1ZbOjXCqklYug01XKhmCPVfhtd3kM2O/xuCMPDVnNlUYAs5yHLyrpZCw9s3vNdw000v5CgT7aRHunVHzd81wKBKhmW2AlzQoB+0TgqG7QYhHUyD5F8O5/T7MX0LrpPNGdbBebcJw7pGqysB1WYfH6BF+I0L6VsWMyi5Pptb8P6leYX8aBhBuuKUjEBXyWEFKgi+Jr6Wwme+SkGyEUJ692qYT+J6NpgsYYw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.dev; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=CsTctdZ8; dkim-atps=neutral; spf=pass (client-ip=91.218.175.174; helo=out-174.mta0.migadu.com; envelope-from=muchun.song@linux.dev; receiver=lists.ozlabs.org) smtp.mailfrom=linux.dev Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=CsTctdZ8; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.dev (client-ip=91.218.175.174; helo=out-174.mta0.migadu.com; envelope-from=muchun.song@linux.dev; receiver=lists.ozlabs.org) X-Greylist: delayed 442 seconds by postgrey-1.37 at boromir; Mon, 29 Dec 2025 14:21:49 AEDT Received: from out-174.mta0.migadu.com (out-174.mta0.migadu.com [91.218.175.174]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4dfhMx3pz6z2x9M for ; Mon, 29 Dec 2025 14:21:49 +1100 (AEDT) Content-Type: text/plain; charset=us-ascii DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1766978065; h=from:from: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:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=23WFVh4QD8EwOyb+DiEjMorTSabGcCdF0HCkzTj5UcI=; b=CsTctdZ8U9pUZlVucTzftHHmp2gnI1r0CzZFlnpRDH9PaP1qXa4UPAYSva2HLine9CfV90 9W72CV4/QFwNiVWLYQ5mHLAgZrQcKb5qzwdX5woVQVU6YQn8JsHteRlat/Z+Spad7CIWaS h++GDN5U6j2LdFzXpT0UvZYdzjPHOv4= X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.200.81.1.6\)) Subject: Re: [PATCH 28/28] Revert "mm/hugetlb: deal with multiple calls to hugetlb_bootmem_alloc" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Muchun Song In-Reply-To: <20251228124001.3624742-29-rppt@kernel.org> Date: Mon, 29 Dec 2025 11:13:26 +0800 Cc: Andrew Morton , Alex Shi , Alexander Gordeev , Andreas Larsson , Borislav Petkov , Brian Cain , "Christophe Leroy (CS GROUP)" , Catalin Marinas , "David S. Miller" , Dave Hansen , David Hildenbrand , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Heiko Carstens , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Jonathan Corbet , "Liam R. Howlett" , Lorenzo Stoakes , Magnus Lindholm , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Michal Simek , Oscar Salvador , Palmer Dabbelt , Pratyush Yadav , Richard Weinberger , Russell King , Stafford Horne , Suren Baghdasaryan , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Vineet Gupta , Vlastimil Babka , Will Deacon , x86@kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org Content-Transfer-Encoding: 7bit Message-Id: References: <20251228124001.3624742-1-rppt@kernel.org> <20251228124001.3624742-29-rppt@kernel.org> To: Mike Rapoport X-Migadu-Flow: FLOW_OUT > On Dec 28, 2025, at 20:39, Mike Rapoport wrote: > > From: "Mike Rapoport (Microsoft)" > > hugetlb_bootmem_alloc() is called only once, no need to check if it was > called aready at its entry. > > Other checks performed during HVO initialization are also no longer > necessary because sparse_init() that calls hugetlb_vmemmap_init_early() > and hugetlb_vmemmap_init_late() is alaways called after > hugetlb_bootmem_alloc(). > > This reverts commit d58b2498200724e4f8c12d71a5953da03c8c8bdf. > > Signed-off-by: Mike Rapoport (Microsoft) Nice cleanup. Acked-by: Muchun Song Thanks.