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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 12E4EC4320E for ; Thu, 5 Aug 2021 19:04:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EFE8460F58 for ; Thu, 5 Aug 2021 19:04:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241994AbhHETER (ORCPT ); Thu, 5 Aug 2021 15:04:17 -0400 Received: from new3-smtp.messagingengine.com ([66.111.4.229]:36613 "EHLO new3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242166AbhHETEG (ORCPT ); Thu, 5 Aug 2021 15:04:06 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id 83F4A5810B7; Thu, 5 Aug 2021 15:03:51 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute6.internal (MEProxy); Thu, 05 Aug 2021 15:03:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sent.com; h=from :to:cc:subject:date:message-id:in-reply-to:references:reply-to :mime-version:content-transfer-encoding; s=fm1; bh=zNBa+DPw6skCL 5zqb415g/XSwtRXkYRjfljqWc0rqOw=; b=DyQb67WDvRtWM6HaUooUM/LJ7FBVe RHKFGNkJpgMc/hVEhEU3bBY0j9e1ACpLPdzYhMBgcjDe25DJVAzXtC8OyYQaCVVT DVkY8uIRXHprEmZd7qBlwTwWuaxBZ9hOYHN4GMeCh1CiCofOD28h/6oouXhqIR0t oKln8pn7sD+jD8rKJ0OfZcRP17juq9szZlAFNHgLyTc/QAno4D+VnlxhSsuynNfP 61sbW9SZYU5psQ4GG81DYucrG+Xv1iJYadVgCmDdHfkO6F3fiRucb/vyijDk16O9 /Tu4nUObFASN79yNgjfLeDeMHRAtJC2KV1GiUeMazMZWkFNAisJysmBTw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:reply-to:subject :to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=zNBa+DPw6skCL5zqb415g/XSwtRXkYRjfljqWc0rqOw=; b=gWQXO1i0 jN0W7VaDRO9ZJs7svTKOs6Zt3cVW8ykYAN5L20lmCsOwVLSyKKEZwcwAy8VLeDO+ +cKpfta9nOpdlS3fPnazuUW3DIx4T86hKG9WnNFqjnCwKTmzfFsvE9oh/Mdk21IY ZVbWKhhb5FA53N0Ec0CWeZHZKCmTAAiFT07RnyvlxwVi6mE/6AZGO8VqkOWJuOan ijipS8ZISTZ+UgBOT8KfSFZxVWMUbObBRGAXGyM93Vp8IG6cNc/lcud6npqT4vDF sQHBgCvQgM9uEJk8sIkfHmI/yaEFNhrihPBkIuGmwTxRC6bG58BsFou2qiW9cT3Z UG97Hfi+X2S+MA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddrieelgdduvdelucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkffojghfrhgggfestdhqredtredttdenucfhrhhomhepkghiucgj rghnuceoiihirdihrghnsehsvghnthdrtghomheqnecuggftrfgrthhtvghrnhepieejue dvueduuefhgefhheeiuedvtedvuefgieegveetueeiueehtdegudehfeelnecuvehluhhs thgvrhfuihiivgepudenucfrrghrrghmpehmrghilhhfrhhomhepiihirdihrghnsehsvg hnthdrtghomh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 5 Aug 2021 15:03:50 -0400 (EDT) From: Zi Yan To: David Hildenbrand , linux-mm@kvack.org Cc: Matthew Wilcox , Vlastimil Babka , "Kirill A . Shutemov" , Mike Kravetz , Michal Hocko , John Hubbard , linux-kernel@vger.kernel.org, Zi Yan , Mike Rapoport , Oscar Salvador , Ying Chen , Feng Zhou , linux-fsdevel@vger.kernel.org Subject: [RFC PATCH 08/15] fs: proc: use PAGES_PER_SECTION for page offline checking period. Date: Thu, 5 Aug 2021 15:02:46 -0400 Message-Id: <20210805190253.2795604-9-zi.yan@sent.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210805190253.2795604-1-zi.yan@sent.com> References: <20210805190253.2795604-1-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 It keeps the existing behavior after MAX_ORDER is increased beyond a section size. Signed-off-by: Zi Yan Cc: Mike Rapoport Cc: David Hildenbrand Cc: Oscar Salvador Cc: Ying Chen Cc: Feng Zhou Cc: linux-fsdevel@vger.kernel.org Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org --- fs/proc/kcore.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index 3f148759a5fd..77b7ba48fb44 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -486,7 +486,7 @@ read_kcore(struct file *file, char __user *buffer, size= _t buflen, loff_t *fpos) } } =20 - if (page_offline_frozen++ % MAX_ORDER_NR_PAGES =3D=3D 0) { + if (page_offline_frozen++ % PAGES_PER_SECTION =3D=3D 0) { page_offline_thaw(); cond_resched(); page_offline_freeze(); --=20 2.30.2