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 9F472C369A5 for ; Thu, 10 Apr 2025 02:20:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 55F096B01A3; Wed, 9 Apr 2025 22:20:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 50D0B6B01A4; Wed, 9 Apr 2025 22:20:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3F9E66B01A5; Wed, 9 Apr 2025 22:20:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 2389C6B01A3 for ; Wed, 9 Apr 2025 22:20:04 -0400 (EDT) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 7A82959A87 for ; Thu, 10 Apr 2025 02:20:04 +0000 (UTC) X-FDA: 83316529128.18.1B6848D Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf04.hostedemail.com (Postfix) with ESMTP id A25604000C for ; Thu, 10 Apr 2025 02:20:02 +0000 (UTC) Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=C2ZwX9AG; dmarc=none; spf=pass (imf04.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1744251602; a=rsa-sha256; cv=none; b=geyTn2oSXOz/FSzeMpPbALkB457M/ApmZEzmXFBDGhXGRo/CbZS5kI0RDgeq3p264qVBFl twMF06ygUzMqqa5VNjxGL4cNBxMLKtYxHjwc1e3JI6Yv+MhSjHU6tAmL8EPoxdeo8db3vB JolI/rzIzK9KD54Foif4K4OtvPkuGOc= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=C2ZwX9AG; dmarc=none; spf=pass (imf04.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1744251602; h=from:from:sender: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:dkim-signature; bh=NfhPfye5QZNgh0DvSo7UdV/WKT/G4r+7Ipdp3/nAOZ0=; b=eJkgF5w3FmH/eQrZIGkkpW+5zux1RSviqOZ+MIHUPxFCe3vExlQ5SRbWqspFg1hsc5ACfz jJvcabOKFJ9YZU2yIb3vOnm4/pW49YXIxFfYwtY6lolqYplwavQqkv0ubTDFFjOeUwIXDB dSBEps4oJYMqYM0ZEAHzKvzxWwdYpTk= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 7DD0C5C10A2; Thu, 10 Apr 2025 02:17:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DE021C4CEE2; Thu, 10 Apr 2025 02:20:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1744251601; bh=UUekSxE+tk+VwekK5jEZCtmL2RwRMomvGMlVVMnw82c=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=C2ZwX9AGrh50LpzrQVm4+LSlDAH5fOQv+fimtEKv8OCHb1+QMkUkmSDDf42tUlPzx SyzQm0+G3EcJUNb3IkqOrO0brdWKmBPWP8PVGAHYLc7gVcSlICcckHDrBwmq+1Z94g F2buw12O1+roYa5yCIamZbkLzHPY8CBsuTqKP1Sw= Date: Wed, 9 Apr 2025 19:20:00 -0700 From: Andrew Morton To: Donet Tom Cc: Greg Kroah-Hartman , linux-kernel@vger.kernel.org, David Hildenbrand , linux-mm@kvack.org, Mike Rapoport , Ritesh Harjani , rafael@kernel.org, Danilo Krummrich Subject: Re: [PATCH 1/2] mm/memblock: Added a New Memblock Function to Check if the Current Node's Memblock Region Intersects with a Memory Block Message-Id: <20250409192000.d8a630d2c10e902bcdf80973@linux-foundation.org> In-Reply-To: <50142a29010463f436dc5c4feb540e5de3bb09df.1744175097.git.donettom@linux.ibm.com> References: <50142a29010463f436dc5c4feb540e5de3bb09df.1744175097.git.donettom@linux.ibm.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: A25604000C X-Stat-Signature: nq4kfh4g34xbza81gnfxd5tde5y7148m X-HE-Tag: 1744251602-656457 X-HE-Meta: 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 e1Ne+t4d 4FSyh3rn+X+U8Lz2wnf6hs491oCeKfym74p4co2oAXtPYnqbB6+VyFMQ1am+vDFDaaA7+PbGFwsJXQVLwCx+G/57jr2JqMK8N3XiYuEYLA0kv7sCUhijK/UsEKYShFHuCtt7WNnObqohghAfKSQT+e62vtFp7LpAdjEnpmRBz7doSL39TLViJVZl+gv54aI2v8ga1JcPXOMhloZW2qf49hlH+WskxIRhU5elbV3gLgwZ9Uws1bWqWlprDLc34jz/lbeJ+PXHBVK0lFTrv6EIJ9+nZpyJ7UnGffezT9RxJkMlE9fa0k1cLE5cc4QIR7WvXXswbndkmLJvqAxNLXvT0+sBhVlqEaOxcAgVkEtk5zwBONYShon0WLjrjlA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.003079, 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 Wed, 9 Apr 2025 10:57:56 +0530 Donet Tom wrote: > A new function, curr_node_memblock_intersect_memory_block, has been "intersects". Because the name is too short ;) > With this function, the boot time is reduced. > > Boot time without this function - 32TB RAM > ========================================== > Startup finished in 1min 12.413s (kernel) > > Boot time with this function - 32TB RAM > ======================================== > Startup finished in 18.031s (kernel) Impressive. I'll assume this is rppt material.