Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp1730871yba; Thu, 25 Apr 2019 04:57:58 -0700 (PDT) X-Google-Smtp-Source: APXvYqxEVEpEfkHtuyxPKFWUKawDNf+/qdIWbI0mSoCHYjnQa1njSvQlTbsoPq3Sk25lazzNuHGD X-Received: by 2002:a63:530d:: with SMTP id h13mr12467158pgb.77.1556193478383; Thu, 25 Apr 2019 04:57:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556193478; cv=none; d=google.com; s=arc-20160816; b=VDRl8t0OT3BJOi/EF4PDpa5xmizQqtzguWFzwdVC0A2cCTF9ns9jii/U9he97rIooj CX2YJq00x7wugbRsuZnmHj+PJuJrbzpUpUpXJQHyFv8GY6PGIt4nJrkUvDKsdpsV0r0U zm6jDFwDbialq39k/EjJ8iU8T39cla9KmTIGMCRjLBVqhXU//TYIgTLuoatgS4ZvFB+Y KCZyYdTxdeerDUUTm0rTQ5ZXDL6mqdaReF6rTQup6ApxOmb+cF+UihRY04wNhw+YrR37 CGN7A0Cx5hnIjl45wFViUMW5DV5nT6lU6Ie2ln9tLmG5BR/Q5uo1vbq3CuvlyRDHi/Wt 01ZA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=SF+1jwEZFeVdQ/Q7aB0w90P9D4CmwoWyxJe+3Oi/i34=; b=VxrJlu2GrjD1Gyxw6OBhzTrmV7pgeL7UZJKxIGlG5ntRn3oct/wD2FgknZa5ly09cF +RGn5/hRoTPcyTw4Q6TcgyuRPYgGzvg+CZ8Vy6a40AydqGh6MH9fO+RKMul9OJYLynof vZ+uLh7n4C3aOF4kwC06mP5Nz+dCq/ViJutPZDz8FS8QQG6IEbjrP437Uy9hUZoMsrWG 2BkFwJlgF9YWPAvwSEOfV/skcGqQ8uzVKfbbYNuF66YYeJJCwnUu0rQka6fVL0mAPC0H y78S2Nx4pfU2SPceUsLB03+7JGfLk7x0po4geXG1c1fsXJG5es53Awn8ImAiIrskwmpd HWMA== 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 v5si20326798pgr.121.2019.04.25.04.57.43; Thu, 25 Apr 2019 04:57:58 -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 S1729512AbfDYGUQ (ORCPT + 99 others); Thu, 25 Apr 2019 02:20:16 -0400 Received: from verein.lst.de ([213.95.11.211]:59407 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726427AbfDYGUP (ORCPT ); Thu, 25 Apr 2019 02:20:15 -0400 Received: by newverein.lst.de (Postfix, from userid 2407) id F2BA368C4E; Thu, 25 Apr 2019 08:19:58 +0200 (CEST) Date: Thu, 25 Apr 2019 08:19:58 +0200 From: Christoph Hellwig To: David Gibson Cc: Christoph Hellwig , Jens Axboe , Michael Ellerman , Paul Mackerras , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Nick Piggin Subject: Re: powerpc hugepage leak caused by 576ed913 "block: use bio_add_page in bio_iov_iter_get_pages" Message-ID: <20190425061958.GA7881@lst.de> References: <20190423054131.GB31496@umbus.fritz.box> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190423054131.GB31496@umbus.fritz.box> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Just curious: What exact trees do you see this with? This area changed a lot with the multipage bvec support, and subsequent fixes. So I'd be really curious if it can be reproduced with Jens' latest block for-5.2 tree (which should be in latest linux-next).