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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_MUTT autolearn=ham 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 D67C7C28CC0 for ; Thu, 30 May 2019 17:14:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9E76C25E24 for ; Thu, 30 May 2019 17:14:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="aCW4rmAy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726874AbfE3RN7 (ORCPT ); Thu, 30 May 2019 13:13:59 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:59216 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726307AbfE3RN7 (ORCPT ); Thu, 30 May 2019 13:13:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=QXNL9kos3vvhr0YBbrXLE6785Sr0j7K/kyJsGRxCWZo=; b=aCW4rmAy7Pfqx+sC1ow5UzLj5 S3cVvA1W0r84fyjvp6WDkz705BtgL4tr8bA4RNheok9Z87NBGbO6IxB8x3gy7psxD5OrdO2Fr0Dr3 BzgQNIlDoeNoC0txb++rY4wo7shwMCprqrJdGMvJ0gKfOVWGdfaC3LP8AhGvLZUfpUzJ8vM2Q722l G44gEhQemLG44xdWe2W7d1eUtjnz0TIlF1JHnZOBc4DEJfGBJIVY2E8zqSoJq72uluhFxnEiWwMcx 5mSIzsVzkijJCx1iiqp0lGzjaxU6+Ye0COktFH1ahbrAL5COgyMbYYt6K6oPY1l7wpncviyxbSSVc DkWVPJ30Q==; Received: from willy by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1hWOcn-0005ZU-0N; Thu, 30 May 2019 17:13:57 +0000 Date: Thu, 30 May 2019 10:13:56 -0700 From: Matthew Wilcox To: Johannes Weiner Cc: Linus Torvalds , Andrew Morton , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH] mm: fix page cache convergence regression Message-ID: <20190530171356.GA19630@bombadil.infradead.org> References: <20190524153148.18481-1-hannes@cmpxchg.org> <20190524160417.GB1075@bombadil.infradead.org> <20190524173900.GA11702@cmpxchg.org> <20190530161548.GA8415@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190530161548.GA8415@cmpxchg.org> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 30, 2019 at 12:15:48PM -0400, Johannes Weiner wrote: > Are there any objections or feedback on the proposed fix below? This > is kind of a serious regression. I'll drop it into the xarray tree for merging in a week, if that's ok with you?