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 B8977C4345F for ; Sun, 28 Apr 2024 12:37:07 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2878B6B0085; Sun, 28 Apr 2024 08:37:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 239A66B0087; Sun, 28 Apr 2024 08:37:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0FF4C6B0088; Sun, 28 Apr 2024 08:37:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id E3A406B0085 for ; Sun, 28 Apr 2024 08:37:06 -0400 (EDT) Received: from smtpin19.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 6F1DCA0F0E for ; Sun, 28 Apr 2024 12:37:06 +0000 (UTC) X-FDA: 82058890452.19.1B73486 Received: from mail-ej1-f53.google.com (mail-ej1-f53.google.com [209.85.218.53]) by imf04.hostedemail.com (Postfix) with ESMTP id 7E5B24000C for ; Sun, 28 Apr 2024 12:37:04 +0000 (UTC) Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b="A/fDFRdU"; spf=pass (imf04.hostedemail.com: domain of richard.weiyang@gmail.com designates 209.85.218.53 as permitted sender) smtp.mailfrom=richard.weiyang@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1714307824; a=rsa-sha256; cv=none; b=pykEFdipGC2nud/4kEVzgyR9iNs6I9NZq4UjFlsh6qMvIzuZcjk0wVjCcrmgYlLItNr1BG Z5rVM2+C222hCBK78hMSExVG7ee2xF2XefIoh0O4UP1LmOAjZLIB99OLbfdgQ0p6S7e+Fi 05c+oGzPM8RQMhAvqo7Y0Q4Bwc4GheY= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b="A/fDFRdU"; spf=pass (imf04.hostedemail.com: domain of richard.weiyang@gmail.com designates 209.85.218.53 as permitted sender) smtp.mailfrom=richard.weiyang@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1714307824; h=from:from:sender:reply-to: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:dkim-signature; bh=UKn+IAxqDhC5a2oUvwDqHbnIIbG7Ucm/zTG//eIuIKo=; b=U2BCBx7p0QiVhh7NrTBSYklf63A2J6+62EXffwyB8hyz7C+quSk/OsNNg3UnZ8AEvbrtVF nyVCp1fBf+EldOuXnBUQJqnnkAChDgNfpOQa9M/YywbQbqUFNybBuqu0xYFsP/oaE3+YxT LtPw4GcqHFMoC7VpND5RbJOrtneSLXQ= Received: by mail-ej1-f53.google.com with SMTP id a640c23a62f3a-a55bf737cecso418529266b.0 for ; Sun, 28 Apr 2024 05:37:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1714307823; x=1714912623; darn=kvack.org; h=user-agent:in-reply-to:content-disposition:mime-version:references :reply-to:message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=UKn+IAxqDhC5a2oUvwDqHbnIIbG7Ucm/zTG//eIuIKo=; b=A/fDFRdUUaqzcZz693dXcqdGRVxo+ErFYZSG5YL/bs7IPisUPvR36E1mGcUEqdl48S FI8INN5apayj3hiSciOuwruPmKW/hLDi8L0AjwoWeuDWTXg1KU3VgEOz13fBPbIk71/5 xeM4b8mnKrkKHckaXFr/Mut+4tkRWZDCnN7yBcwJd4PLxJBdM4YcGN3OTtTnlAQyv69B ufL4COhTJ4DapnoehwMUqJcW96L6ss5WrOt8eqyPCTeGYzY6zhCBlNigKZqoL0lJAqXE YQ+IF7I9MCuH2NvHoqSdU8ZW9q4QjSlCBejq6TMpO++Xqmq//PYmgAuD/yEtD1LIU+dl qk+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714307823; x=1714912623; h=user-agent:in-reply-to:content-disposition:mime-version:references :reply-to:message-id:subject:cc:to:from:date:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=UKn+IAxqDhC5a2oUvwDqHbnIIbG7Ucm/zTG//eIuIKo=; b=XeRLc9gEX1hWU2d8whbTdzWeoxlVFRfAePrM3F0gwfNuDo8beYKG4C0XXPIRU7x9oQ wKffiE9gDKsAGM877q0t2MJb+tHLwUUxURA0fUPoUsHdPKrmPCuy54U/y1TAk7pUme6U 9exhHN6bp5f+0DbS34ElsxcFVGQrWZRwXY1YbxGQsbr1ZIWuO9ONT9WEK973jZ4UrUJL 5vqsw6tuoLbwgvaGPX4s/bOabW+4cH0HdnTrAAYe4G81lYZSw+vQh3iZkY0vW9L1kPa4 Oj4u7MWzvDI/mN8+tvvpPcm7KcXb44E6Gx3GUD3A4lH2pXCoPcYG7bAgSlCAqNicIEfv q5fw== X-Forwarded-Encrypted: i=1; AJvYcCXLd0oR6jb23TQJZyeKMaN957314jTz5kpHziQVpyLVTFZSiaAQP+eiGN97Ybf/F9QTNnWs51GNoCvk7HnjFCudjeE= X-Gm-Message-State: AOJu0YyH11HCt1JuqQQNEVYNPfGJfeUXosuZ2J2o+Y6mMdKH9extpNMO xJckZWDBiDdRvAh3mmyaLMJBbLoUrfcHFlWeTGzlmJx9u4s8xrny X-Google-Smtp-Source: AGHT+IGZ2IBpbdb8mSJORFcqCn/WV2+MBPHeycaRZ5B4C9UrsoG2EbZA3CM4v6WdL8kOhJ+oDAtozA== X-Received: by 2002:a17:906:269a:b0:a55:b331:73c0 with SMTP id t26-20020a170906269a00b00a55b33173c0mr4803368ejc.24.1714307823006; Sun, 28 Apr 2024 05:37:03 -0700 (PDT) Received: from localhost ([185.92.221.13]) by smtp.gmail.com with ESMTPSA id p11-20020a170906a00b00b00a55892e840bsm11150890ejy.205.2024.04.28.05.37.02 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 28 Apr 2024 05:37:02 -0700 (PDT) Date: Sun, 28 Apr 2024 12:37:01 +0000 From: Wei Yang To: Mike Rapoport Cc: Wei Yang , akpm@linux-foundation.org, linux-mm@kvack.org Subject: Re: [Patch v2 4/8] mm/memblock: remove consecutive regions at once Message-ID: <20240428123701.i4kzvpaky35ob7ui@master> Reply-To: Wei Yang References: <20240425071929.18004-1-richard.weiyang@gmail.com> <20240425071929.18004-5-richard.weiyang@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) X-Stat-Signature: an5jh5jjz1qwp3d6m4jrcr1wgpnrg5ii X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 7E5B24000C X-HE-Tag: 1714307824-849208 X-HE-Meta: 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 eWMJbK0B 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.365905, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sun, Apr 28, 2024 at 09:44:30AM +0300, Mike Rapoport wrote: >On Thu, Apr 25, 2024 at 07:19:25AM +0000, Wei Yang wrote: >> In memblock_remove_range, we would remove consecutive regions after >> isolation. >> >> Instead of removing each region from end to start one by one, we could >> remove those consecutive regions at once. > >I don't think this is worth the churn. > Will drop it.