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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85E55C00140 for ; Wed, 10 Aug 2022 15:01:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9FF198E0001; Wed, 10 Aug 2022 11:01:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9AEC56B0072; Wed, 10 Aug 2022 11:01:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 876298E0001; Wed, 10 Aug 2022 11:01:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 783846B0071 for ; Wed, 10 Aug 2022 11:01:04 -0400 (EDT) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 4B8BC12143F for ; Wed, 10 Aug 2022 15:01:04 +0000 (UTC) X-FDA: 79783995648.06.A4CC58E Received: from outbound-smtp42.blacknight.com (outbound-smtp42.blacknight.com [46.22.139.226]) by imf20.hostedemail.com (Postfix) with ESMTP id 06F5C1C01C5 for ; Wed, 10 Aug 2022 15:00:59 +0000 (UTC) Received: from mail.blacknight.com (pemlinmail06.blacknight.ie [81.17.255.152]) by outbound-smtp42.blacknight.com (Postfix) with ESMTPS id 8D469232E for ; Wed, 10 Aug 2022 16:00:58 +0100 (IST) Received: (qmail 16199 invoked from network); 10 Aug 2022 15:00:58 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.198.246]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 10 Aug 2022 15:00:58 -0000 Date: Wed, 10 Aug 2022 16:00:51 +0100 From: Mel Gorman To: "Matthew Wilcox (Oracle)" Cc: linux-mm@kvack.org Subject: Re: [PATCH v2 01/16] mm/page_alloc: Cache page_zone() result in free_unref_page() Message-ID: <20220810150051.kptkj53ndrep446p@techsingularity.net> References: <20220809171854.3725722-1-willy@infradead.org> <20220809171854.3725722-2-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20220809171854.3725722-2-willy@infradead.org> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1660143660; a=rsa-sha256; cv=none; b=zamrJRJb6EQoccR8b++2bh/eyjWeFRLPw142sG2PVzASMfGfxlda7ecXbK5gOAhkYllYGt v4l7RWw6x0dOmvL9KaqOjxf9QcNWmmfwPIQ5+cRCqSAal7qIkK9/EslNXpVbnJl71a/1D/ 0RLKMYBYiZpC3MEPkM3B2z9W38hYgAE= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=none; spf=pass (imf20.hostedemail.com: domain of mgorman@techsingularity.net designates 46.22.139.226 as permitted sender) smtp.mailfrom=mgorman@techsingularity.net; dmarc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1660143660; 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; bh=TanN06f9MvyKJAcwzpOGQJj7ZelBMjMgpJ8zGCDxqxM=; b=DDM9EOTuhmk+Gsvc0jGdn7ImEXvFBX7nRk0bvcHHHBlxqYp5CFhD2F8Ylr7/Q4K9ei/v1G rMJSQ95PrPgk8EhX6g6aAuGlHd0KRn12pOkpkmIFg7zkzAAZy5D2wVJVCI6Z9tRUWjBdPU YH19vrv2fPbl/eHVJaRssyUoJSIMp8U= X-Stat-Signature: zh969gr1gbypbd3aedg4qk9siqm5h39j X-Rspamd-Queue-Id: 06F5C1C01C5 X-Rspam-User: X-Rspamd-Server: rspam02 Authentication-Results: imf20.hostedemail.com; dkim=none; spf=pass (imf20.hostedemail.com: domain of mgorman@techsingularity.net designates 46.22.139.226 as permitted sender) smtp.mailfrom=mgorman@techsingularity.net; dmarc=none X-HE-Tag: 1660143659-399086 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Aug 09, 2022 at 06:18:39PM +0100, Matthew Wilcox (Oracle) wrote: > Save 17 bytes of text by calculating page_zone() once instead of twice. > > Signed-off-by: Matthew Wilcox (Oracle) Acked-by: Mel Gorman -- Mel Gorman SUSE Labs