Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp3934968yba; Tue, 23 Apr 2019 12:02:54 -0700 (PDT) X-Google-Smtp-Source: APXvYqzOR1YFUvHIR/Mh9f+qta33WUqrNGw03Ta1MOmLjRR7UlMZukdF5549b0VSfw2q5cqDTSXh X-Received: by 2002:a63:6842:: with SMTP id d63mr26367827pgc.49.1556046174682; Tue, 23 Apr 2019 12:02:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556046174; cv=none; d=google.com; s=arc-20160816; b=iV4lLlJHXF5JO4V1WA8Hg2M0WjHi3jV+VuouAv4+Wb/JTAaRj+LSVSH6VSlHPhi6KT Kn96wMs39XrcrGjia9R6TJ5yEOq5h0Rajxbr5P9XoenH6OlnvlAmAdqUOLB0VyqFGWHJ i97fBXtg4BjVIYjpPlsVkjM0e5Ow7Hr39DEYR37klEEZTpsP+OYeG0N5X7iARGhd+wsB SlF37fZpDvabN1JMczxFqnRRA4INdvcfrA3Xya7zR8P7K2ud7dWYdJSaekevGePNJE64 +29p5zqvO92XSV6u/CduJc8tbpuLvxaUW1u6bCY2Gk+tiQq4MKPIQPd6zk9v5nfD0L16 /Mxg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=pIiKOOgCR/TNxE6yXzwzJFRERUw2hVqbz11aHRTY6RU=; b=1KmPbrFogAuG9EtYJLIhR165B9xg480rWr/1KTJrX7v9sm1h0p17S8m0CI1H4R9e+6 7bbtFSR57VqOSN+Yr0aA1XXjxu0i9j1LCimn4jPgVgGIiKglkhrWrwUX9Vj+RLTnZVy/ Gk3RnOFms1+TzpshHT/8+l7moBJsi202lalkkbn1xaon8BTeO6T95XtX3xAO3RJHcv1n sJj6fy6WPd3KxoKomVEOQinuYGr7d0tPGYLBX7t1DGEfmjWsuqr+kx48HVCrYHjOw28y sX7eTWF1p5Miw8GDB5CM4zPTRE0oBo1yEIJFm0PBjZMhOJ4CI8LCvBdKKV0j+2ttAEs/ mDDw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t2si16364416plq.56.2019.04.23.12.02.39; Tue, 23 Apr 2019 12:02:54 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726088AbfDWTBq (ORCPT + 99 others); Tue, 23 Apr 2019 15:01:46 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:55252 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725945AbfDWTBq (ORCPT ); Tue, 23 Apr 2019 15:01:46 -0400 Received: from localhost.localdomain (c-73-223-200-170.hsd1.ca.comcast.net [73.223.200.170]) by mail.linuxfoundation.org (Postfix) with ESMTPSA id 52444E1A; Tue, 23 Apr 2019 19:01:45 +0000 (UTC) Date: Tue, 23 Apr 2019 12:01:43 -0700 From: Andrew Morton To: Andrey Ryabinin Cc: Mel Gorman , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] mm/page_alloc: fix never set ALLOC_NOFRAGMENT flag Message-Id: <20190423120143.f555f77df02a266ba2a7f1fc@linux-foundation.org> In-Reply-To: <20190423120806.3503-2-aryabinin@virtuozzo.com> References: <20190423120806.3503-1-aryabinin@virtuozzo.com> <20190423120806.3503-2-aryabinin@virtuozzo.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 23 Apr 2019 15:08:06 +0300 Andrey Ryabinin wrote: > Commit 0a79cdad5eb2 ("mm: use alloc_flags to record if kswapd can wake") > removed setting of the ALLOC_NOFRAGMENT flag. Bring it back. What are the runtime effects of this fix?