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 62090C433F5 for ; Tue, 22 Mar 2022 00:54:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234570AbiCVA4W (ORCPT ); Mon, 21 Mar 2022 20:56:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234514AbiCVA4U (ORCPT ); Mon, 21 Mar 2022 20:56:20 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9B6E0393D4 for ; Mon, 21 Mar 2022 17:54:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1647910494; x=1679446494; h=from:to:cc:subject:references:date:in-reply-to: message-id:mime-version; bh=vC5XGWgcx/m0ro/Tht7tviD4bm7XAZNYoABd7EquuNw=; b=GdRRQiEpJ2aa78+txeKB4r0SP59xkTYaz8UlsTf1ZiJMXInqorhI0gC+ yWkR5/CEQxHo9Y1N2DjeVh5+UVP0TqqEyDLbLs9Ln5ziyJctWG4MFG5Wp Au/6yXLjUDvusNwvHfdTqEAbk8mfgdU1PjpploweC1duqTFnhYZhbo5rm exYyJsWzdtrg+JXw8Ih3aTYvJLJrCKZ1zPwPe5ziPUfEk6Gsiooi3Dxsx chDWPrZhZO+82GkzD9SNkwlBJcl0dzrW+zv+7T8AUgaLgezWdLCMrcew6 iMziIgAg04P58aP8lfoTPLIKG2VQhrQhyMBs5R0xE9aeOZoRxozlIhrut A==; X-IronPort-AV: E=McAfee;i="6200,9189,10293"; a="239845545" X-IronPort-AV: E=Sophos;i="5.90,200,1643702400"; d="scan'208";a="239845545" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2022 17:54:54 -0700 X-IronPort-AV: E=Sophos;i="5.90,200,1643702400"; d="scan'208";a="560121674" Received: from yhuang6-desk2.sh.intel.com (HELO yhuang6-desk2.ccr.corp.intel.com) ([10.239.13.94]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2022 17:54:50 -0700 From: "Huang, Ying" To: Linus Torvalds Cc: Qian Cai , Ingo Molnar , Linux Kernel Mailing List , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , Andrew Morton , Borislav Petkov , Thomas Gleixner Subject: Re: [GIT PULL] scheduler updates for v5.18 References: Date: Tue, 22 Mar 2022 08:54:45 +0800 In-Reply-To: (Linus Torvalds's message of "Mon, 21 Mar 2022 17:18:33 -0700") Message-ID: <875yo6ajsa.fsf@yhuang6-desk2.ccr.corp.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=ascii Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Linus, Linus Torvalds writes: > On Mon, Mar 21, 2022 at 6:13 AM Qian Cai wrote: >> >> On Mon, Mar 21, 2022 at 11:54:09AM +0100, Ingo Molnar wrote: >> > Huang Ying (3): >> > sched/numa-balancing: Move some document to make it consistent with the code >> > sched/numa: Fix NUMA topology for systems with CPU-less nodes >> > sched/numa: Avoid migrating task to CPU-less node >> >> Linus, I don't think you want to merge this as-is. This will introduce a >> kernel crash on arm64 NUMA as mentioned in this thread, > > Ok, dropped from my queue. Thanks, Can you just drop the last one, that is, sched/numa: Avoid migrating task to CPU-less node That is the patch that has the bug reported by Qian. The other 2 are good. I will work with Peter and Ingo to update the buggy patch. Best Regards, Huang, Ying