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 X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7845EC4338F for ; Tue, 10 Aug 2021 21:45:59 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 23CC2610CF for ; Tue, 10 Aug 2021 21:45:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 23CC2610CF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 97B2D6B0071; Tue, 10 Aug 2021 17:45:58 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 904B48D0002; Tue, 10 Aug 2021 17:45:58 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7CD1B8D0001; Tue, 10 Aug 2021 17:45:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0162.hostedemail.com [216.40.44.162]) by kanga.kvack.org (Postfix) with ESMTP id 5CB8C6B0071 for ; Tue, 10 Aug 2021 17:45:58 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 081191A4DF for ; Tue, 10 Aug 2021 21:45:58 +0000 (UTC) X-FDA: 78460503996.27.91C08FE Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf01.hostedemail.com (Postfix) with ESMTP id 7163A501B684 for ; Tue, 10 Aug 2021 21:45:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1628631956; 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: in-reply-to:in-reply-to:references:references; bh=W5aEPW0vVy1f3yTR/vbVxRNZoiXDLOWVh/Qz0zOsQjE=; b=LTsl03Z1Zxsx5qbVeaJDE16ujGy5gINsri+yHORg3Us6oheThhVwY7vWCeX8o0sPhDqddu wW+Tog2rmF+pCDR75B8KlybQKB3TUFqsm6GD5yBuNDgriESXclipK6PiIwrxV1IqWDlda9 ruhwAbV/IXjtfbSmkoPqldjek/Oi64Q= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-370-0cNJ5zi3PNy-F2A2lDvuWg-1; Tue, 10 Aug 2021 17:45:53 -0400 X-MC-Unique: 0cNJ5zi3PNy-F2A2lDvuWg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 94CBF106B6A2; Tue, 10 Aug 2021 21:45:52 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.22.32.7]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7405D1B472; Tue, 10 Aug 2021 21:45:51 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <20210715033704.692967-84-willy@infradead.org> References: <20210715033704.692967-84-willy@infradead.org> <20210715033704.692967-1-willy@infradead.org> To: "Matthew Wilcox (Oracle)" Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Christoph Hellwig Subject: Re: [PATCH v14 083/138] mm/lru: Add folio_add_lru() MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <1814288.1628631950.1@warthog.procyon.org.uk> Date: Tue, 10 Aug 2021 22:45:50 +0100 Message-ID: <1814289.1628631950@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=LTsl03Z1; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf01.hostedemail.com: domain of dhowells@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=dhowells@redhat.com X-Stat-Signature: znpho1yb5rnrsut8zseedakrhqfzqf4d X-Rspamd-Queue-Id: 7163A501B684 X-Rspamd-Server: rspam01 X-HE-Tag: 1628631957-457800 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: Matthew Wilcox (Oracle) wrote: > Reimplement lru_cache_add() as a wrapper around folio_add_lru(). > Saves 159 bytes of kernel text due to removing calls to compound_head(). > > Signed-off-by: Matthew Wilcox (Oracle) > Reviewed-by: Christoph Hellwig Reviewed-by: David Howells