From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 6A2F020EB for ; Tue, 17 Dec 2024 04:24:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734409460; cv=none; b=nlkS+P4wzJBKEw+I/GD/yNbzLToH1N7wAZANInvu8V0iAv2vPJWMzE2qm/qyGxBMYpvX/Q9NpeFaCchD27D+XbrizEgpxpAdOQUA/7VYo34D2p2Ts/KT296ZE5Xs8dnLXmt9w1rS6LhwdfULF7xaWbfcH9YSfxLPPbIHkHsrWOc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734409460; c=relaxed/simple; bh=yCFQ5kWHY8froD96LAwUgIlcVS9jQ8pv1EaHQmxl//8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NMkIC+loGFhekhiYh58KcPFFDidiUmkV9pDLq0f9svFNks0g19MbqIwh+gHN3LPSE9WpYPEp5L2OYeLr8ml79WSLcYyUuo6YXGbtgOM87gmiM8Im0sjSGrWA9AG6oa1RwSnjf7lzAKP62XVVodYHzsOyfAgqDhufxm9Kjg6yGGs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=g5izOBbt; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="g5izOBbt" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=S3sdy9COIHMptZ2rmncZFjXh5RjrlQ79/mrtvG0Hyvg=; b=g5izOBbtdijfpIFwg8hEsTMghG 3UI5TPekXE1ElVCTZgZOYo2eRQQJuNwz9mY2jvJQkyyj6JVUxC7RehRLWGyEnlXyet3sxmVoe33IV DDbfBrkxw1LrbRE48FCDXOP8++n7c5/slsXv04STbDk7d0up4c5JUdBUYkjePw3g0AstYLxzabSBM ggHPKKl4+pbhfWn+HLHuq7TwcmZ0mMxkojoEdBdktkhpVDWZefMkIL+UXFIV7B0R1S6WjDJmV7jgE UPmeXnIx11qzFegEkAAqClTRgWfuGeZaTmzZK0zviEqub4I/1W2x7UY4cCOcG8dFmVKmAiDSTxc+X pbfi7Rbg==; Received: from willy by casper.infradead.org with local (Exim 4.98 #2 (Red Hat Linux)) id 1tNP7x-00000004n7A-1Ehl; Tue, 17 Dec 2024 04:24:09 +0000 Date: Tue, 17 Dec 2024 04:24:08 +0000 From: Matthew Wilcox To: Dev Jain Cc: akpm@linux-foundation.org, david@redhat.com, kirill.shutemov@linux.intel.com, ryan.roberts@arm.com, anshuman.khandual@arm.com, catalin.marinas@arm.com, cl@gentwo.org, vbabka@suse.cz, mhocko@suse.com, apopple@nvidia.com, dave.hansen@linux.intel.com, will@kernel.org, baohua@kernel.org, jack@suse.cz, srivatsa@csail.mit.edu, haowenchao22@gmail.com, hughd@google.com, aneesh.kumar@kernel.org, yang@os.amperecomputing.com, peterx@redhat.com, ioworker0@gmail.com, wangkefeng.wang@huawei.com, ziy@nvidia.com, jglisse@google.com, surenb@google.com, vishal.moola@gmail.com, zokeefe@google.com, zhengqi.arch@bytedance.com, jhubbard@nvidia.com, 21cnbao@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH 04/12] khugepaged: Generalize __collapse_huge_page_swapin() Message-ID: References: <20241216165105.56185-1-dev.jain@arm.com> <20241216165105.56185-5-dev.jain@arm.com> 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-Disposition: inline In-Reply-To: <20241216165105.56185-5-dev.jain@arm.com> On Mon, Dec 16, 2024 at 10:20:57PM +0530, Dev Jain wrote: > - unsigned long address, end = haddr + (HPAGE_PMD_NR * PAGE_SIZE); > + unsigned long address, end = addr + ((1UL << order) * PAGE_SIZE); addr + (PAGE_SIZE << order);