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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 C0DEEC433EF for ; Sun, 3 Jul 2022 21:55:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5z2wEL6V21/MqcDgbeR3dudTGeEZ4bO9rDv1hTlJAmk=; b=0jSsg4FCOUN0rB 5DxmFbPqvdS6In/f3Oc9nVxUOcLvZD7BRRUGMkffGSWh9MEyXk5pWCGS/pk/moqQ0dF7C/+aDCUxr GX6Zqg1fiBm+gv5pJ+caN7CPxEMmQuKAlJtKc/QeQOBrCIvSW+1AQcH9JbGDZYXLfY6XrETc28+CD 3NeXFCNTT47bR6P8CrvnjsJlK7mRvvzP9UNuK305XcxnNo+RBF2F8K5BsYjn7s9zl+RHGYBrDesL1 BfHT0IwDAKF5uCqIqiSzZjzfJvXSQ6Hnved7468dmuREfoNRUsKplKQ5Z3DNs30geH2dFyoDUjiSk Z2dJSv1NLsJGWcMoVIRw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o87YM-000sW2-Kh; Sun, 03 Jul 2022 21:54:54 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o87YL-000sVS-8F for linux-arm-kernel@bombadil.infradead.org; Sun, 03 Jul 2022 21:54:53 +0000 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=+MGiKEfl9xrsgJZ7q400SimQ9kR8E7tJt+7JZCpxN+M=; b=SHfDE5+6mBKPlBCsEOm5QP5yij 8KU96A8vwOX+IDsEWrs9aJENczKn0RR+ucv0UgGLJuzRETPiRnk97j960pKVDWXup/epaiuhYQ7sc lpRtgNCIo0c8+veMEhsKXmjsQbJW2VVFVfK6qURCKgssti0tgSMvYZItSMqiFp7vbMmAM29ep0jby 7Bm5yyy5R82u59478H5/Zfro9dQkULW/V1um6IBHGR+GCvnusUKMLPuJZWqyAwS2/EMsZWIap6lxX X0mdMnIuTGWtBtwX+q5heba1Rwhs658yDib36h3OuX5vfvR7u2AYQi5EvYU3s7QhvfMvhERepib69 5nTPYdgg==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o87YH-00GjBn-FN; Sun, 03 Jul 2022 21:54:49 +0000 Date: Sun, 3 Jul 2022 22:54:49 +0100 From: Matthew Wilcox To: "Russell King (Oracle)" Cc: Andrew Morton , Arnd Bergmann , Mike Rapoport , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 15/14] arm: Rename PMD_ORDER to PMD_BITS Message-ID: References: <20220703141203.147893-1-rppt@kernel.org> <20220703211441.3981873-1-willy@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, Jul 03, 2022 at 10:16:45PM +0100, Russell King (Oracle) wrote: > On Sun, Jul 03, 2022 at 10:14:41PM +0100, Matthew Wilcox (Oracle) wrote: > > This is the number of bits used by a PMD entry, not the order of a PMD. > > No, it's not the number of bits. A PMD entry doesn't fit in 2 or 3 bits. > This is even more confusing. Well, what is it then? The order of something is PAGE_SIZE << n, and that doesn't seem to be what this is. Happy to call it whatever you want to call it. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel