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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 57969C25B06 for ; Thu, 11 Aug 2022 23:17:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236664AbiHKXRo (ORCPT ); Thu, 11 Aug 2022 19:17:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236293AbiHKXRG (ORCPT ); Thu, 11 Aug 2022 19:17:06 -0400 Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 651C7A024C for ; Thu, 11 Aug 2022 16:16:51 -0700 (PDT) Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 792A95C017D; Thu, 11 Aug 2022 19:16:50 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Thu, 11 Aug 2022 19:16:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sent.com; h=cc :cc:content-transfer-encoding:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to :reply-to:sender:subject:subject:to:to; s=fm1; t=1660259810; x= 1660346210; bh=uhHjqO7fMake/4Yw6e31S9FQXGCwAM7iMxFEnUEtZO8=; b=I xburOzFI2YavZy7hDOd13A3/uBpUcF+4U/SAds6S8HDCkF5Owkz2M1kTkV93F+95 xGjM71TLIEd3xgzhnZ9ZfpptKuGEFPZU64C9A3/zc28ET8TTHb8wxHzdxVgNv/VJ hIzwRgASSRZ8TkmYC6yB1s3aBcTTDZ41K7s0RpGsHD3hEOedm26KRUXCGB+HegFs H74C6EsqK6KS3/wV+iMkruv+P/RphinFbCk6/XoE5dzlTXfqWaE7d49wx5lC45f4 wXUg8PVjTZr8V+EfQwBv8nlnUqPQ9eX7VH7tLImQnhkmGdc/gSEZ/E/nmmplc5Nx 0N8vqm1fOyE+EdSu4utFA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:reply-to:sender :subject:subject:to:to:x-me-proxy:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; t=1660259810; x=1660346210; bh=u hHjqO7fMake/4Yw6e31S9FQXGCwAM7iMxFEnUEtZO8=; b=exTAiZiEZnbLkmnO/ ikhXgYLh0lCm+0VKyrVL765VJ44oLKYdhfx5vsxY5vruHwptG/h5YFBNpsXnDNtN 4pJXt3l/EpZwAYFORNASEG7NC6f/eDIc4d700hpeBAtQD951YLEd3QvrhmZqK0O3 Q0EG0ZGd0KqxysvOJvMuZBdF0587x4u91gBzC8aTsDnNove6Yb/OxolIYkTwSAZB 6UaRRMpT/t9Izm8fMuEbP5+QXmV6/7Z2hlg/HusepiRko2DObkTWk6/rzVePPpOE AUqsxv/Fn+I/TmBsIAR84URimQAitewoZ+cdFddMV7a+eztde1pL1pFZOFSINFHn jLnIA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvfedrvdeghedgvddtucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvvefufffkofgjfhhrggfgsedtqhertdertddtnecuhfhrohhmpegkihcu jggrnhcuoeiiihdrhigrnhesshgvnhhtrdgtohhmqeenucggtffrrghtthgvrhhnpeegge ehudfgudduvdelheehteegledtteeiveeuhfffveekhfevueefieeijeegvdenucevlhhu shhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpeiiihdrhigrnhessh gvnhhtrdgtohhm X-ME-Proxy: Feedback-ID: iccd040f4:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 11 Aug 2022 19:16:49 -0400 (EDT) From: Zi Yan To: linux-mm@kvack.org Cc: David Hildenbrand , Matthew Wilcox , Vlastimil Babka , "Kirill A . Shutemov" , Mike Kravetz , John Hubbard , Yang Shi , David Rientjes , James Houghton , Mike Rapoport , linux-kernel@vger.kernel.org Subject: [RFC PATCH v2 08/12] mm/page_reporting: set page_reporting_order to -1 to prevent it running Date: Thu, 11 Aug 2022 19:16:39 -0400 Message-Id: <20220811231643.1012912-9-zi.yan@sent.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220811231643.1012912-1-zi.yan@sent.com> References: <20220811231643.1012912-1-zi.yan@sent.com> Reply-To: Zi Yan MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zi Yan page_reporting_order was initialized to MAX_ORDER to prevent it running before its value is overwritten. Use -1 instead to remove the dependency on MAX_ORDER. Signed-off-by: Zi Yan Cc: David Hildenbrand Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org --- mm/page_reporting.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/mm/page_reporting.c b/mm/page_reporting.c index b48d6ad82998..001438f3dbeb 100644 --- a/mm/page_reporting.c +++ b/mm/page_reporting.c @@ -11,7 +11,11 @@ #include "page_reporting.h" #include "internal.h" =20 -unsigned int page_reporting_order =3D MAX_PHYS_CONTIG_ORDER + 1; +/* + * Set page_reporting_order to (unsigned int)-1 to prevent it running unti= l the + * value is being overwritten + */ +unsigned int page_reporting_order =3D (unsigned int)-1; module_param(page_reporting_order, uint, 0644); MODULE_PARM_DESC(page_reporting_order, "Set page reporting order"); =20 --=20 2.35.1