From patchwork Mon Jun 21 05:11:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gavin Shan X-Patchwork-Id: 12333769 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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 68935C48BDF for ; Mon, 21 Jun 2021 03:11:36 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BC2F261205 for ; Mon, 21 Jun 2021 03:11:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BC2F261205 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 4B4856B0078; Sun, 20 Jun 2021 23:11:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 464276B007B; Sun, 20 Jun 2021 23:11:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 32C6C6B007D; Sun, 20 Jun 2021 23:11:35 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0205.hostedemail.com [216.40.44.205]) by kanga.kvack.org (Postfix) with ESMTP id F42116B0078 for ; Sun, 20 Jun 2021 23:11:34 -0400 (EDT) Received: from smtpin34.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 9DD1B8249980 for ; Mon, 21 Jun 2021 03:11:34 +0000 (UTC) X-FDA: 78276255708.34.8A45B66 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 5A88A5001722 for ; Mon, 21 Jun 2021 03:11:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1624245093; 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=TUHwq3+l03GTyIDpnKgDIPCQG1MUSgfAyGc38vFf/1c=; b=K2bS2y0dg4Tuo4HNxrJvmx+nCTjgE27yGMiJWsTDZbz0P9CYWdn9IPVJabcfhoxAE/F9cB xEwKz45K+Ae/aiVoM8Bdpfmi7xlSNb4uEZNkNpuzGyH1IqtkhIOyRogxH/Hcxh5dUa0ZCn ivGErXoaijqxgZRKUMobsjZRC3ggF+A= 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-164-xNm_0FnJOkW7oQ5MbfG4VQ-1; Sun, 20 Jun 2021 23:11:32 -0400 X-MC-Unique: xNm_0FnJOkW7oQ5MbfG4VQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D5AB88015F8; Mon, 21 Jun 2021 03:11:30 +0000 (UTC) Received: from gshan.redhat.com (vpn2-54-84.bne.redhat.com [10.64.54.84]) by smtp.corp.redhat.com (Postfix) with ESMTP id 333D860C9D; Mon, 21 Jun 2021 03:11:24 +0000 (UTC) From: Gavin Shan To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, alexander.duyck@gmail.com, akpm@linux-foundation.org, david@redhat.com, anshuman.khandual@arm.com, catalin.marinas@arm.com, will@kernel.org, shan.gavin@gmail.com Subject: [PATCH 2/3] mm/page_reporting: Allow architecture to select reporting order Date: Mon, 21 Jun 2021 13:11:51 +0800 Message-Id: <20210621051152.305224-3-gshan@redhat.com> In-Reply-To: <20210621051152.305224-1-gshan@redhat.com> References: <20210621051152.305224-1-gshan@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=K2bS2y0d; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf01.hostedemail.com: domain of gshan@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=gshan@redhat.com X-Stat-Signature: gt46t4uqxeefnfoz7pg95snodzj3mg5m X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 5A88A5001722 X-HE-Tag: 1624245094-323569 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: This renames PAGE_REPORTING_MIN_ORDER to PAGE_REPORTING_ORDER, to match with the variable name (@page_reporting_order). Its value is stick to @pageblock_order if architecture doesn't specify it. This is going to be used by arm64 when 64KB base page size is selected. Signed-off-by: Gavin Shan --- mm/page_reporting.c | 2 +- mm/page_reporting.h | 7 +++++-- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/mm/page_reporting.c b/mm/page_reporting.c index 759b29f6e845..d4d9f5265d6b 100644 --- a/mm/page_reporting.c +++ b/mm/page_reporting.c @@ -10,7 +10,7 @@ #include "page_reporting.h" #include "internal.h" -unsigned int page_reporting_order = PAGE_REPORTING_MIN_ORDER; +unsigned int page_reporting_order = PAGE_REPORTING_ORDER; module_param(page_reporting_order, uint, 0644); MODULE_PARM_DESC(page_reporting_order, "Set page reporting order"); diff --git a/mm/page_reporting.h b/mm/page_reporting.h index 19d58a590cc2..91688dd30abe 100644 --- a/mm/page_reporting.h +++ b/mm/page_reporting.h @@ -10,9 +10,12 @@ #include #include -#define PAGE_REPORTING_MIN_ORDER pageblock_order - #ifdef CONFIG_PAGE_REPORTING + +#ifndef PAGE_REPORTING_ORDER +#define PAGE_REPORTING_ORDER pageblock_order +#endif + DECLARE_STATIC_KEY_FALSE(page_reporting_enabled); extern unsigned int page_reporting_order; void __page_reporting_notify(void);