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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 5DD7DC3A5A4 for ; Tue, 27 Aug 2019 22:48:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 34DC020828 for ; Tue, 27 Aug 2019 22:48:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="aSF2iwwB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726391AbfH0WsH (ORCPT ); Tue, 27 Aug 2019 18:48:07 -0400 Received: from mail-qt1-f194.google.com ([209.85.160.194]:33688 "EHLO mail-qt1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725989AbfH0WsG (ORCPT ); Tue, 27 Aug 2019 18:48:06 -0400 Received: by mail-qt1-f194.google.com with SMTP id v38so843356qtb.0 for ; Tue, 27 Aug 2019 15:48:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=jAdr+PRt2FqgbS5XOOCJ9tvwJq0Sqr672g8uyJKHQxE=; b=aSF2iwwBLFQuLQ3N3kNXqi4CQ/GTjnkvkPNw4aniyErIM3MO0qE94JDqgop+jXAoq3 jHHWiV4hBrwmm2iTgCoiRlhwqpzuD3mb9GMj1eDsOI+G8Gw4AuMgNGE4i/bvRk5AXep4 3QR+vmYkm6GNw7pLeIbfet89BHMr+yn7nrfaAqOOgrIEOmAm9QShaaPeo4Zh7ka1jkS0 flHWhhQqdnPpw9YrY1Gz1VVlC/3jJZCLzkDGaOrcdJt3Ym2wbgyWdfXAsDkVJEeCfsxi HzmxAs0pTu4mFFQrGjFlWSK845EFVbxXJ63cZlv39gtlVKZj9nxayW/KPLVEPcmjfZNr cT/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=jAdr+PRt2FqgbS5XOOCJ9tvwJq0Sqr672g8uyJKHQxE=; b=VzFmQuK8OqPG/2k5UMT1/8yqSbfoblNIfHf3j1Bi2Dx23TXzYgMUh1wwZ6te40K+c/ HJxSqBIW7TKUY6cVaU6W53xA18hGupQ5Phnk+eYe6MAK/7CI6pfJKTMhoBQV8qEe+cdW LJyhdxIF9c/NhpQWC6mLeKHl+AheuUuns6IOynzGedj/o5uSOulrH0K1KlTnh/kbwLCT iHfWJUlKkSQZN9WqV9T+DZx7NHQJ64sHmAHp0PTB6A0r+wTIbScVvRbqb68F8AlZRMf0 mBJV+68DFCGm5VrivIDgK9TZGJBWD/82ThlpKtP3b20t81b+sJAmyianfydR9pjYjOkj G8mw== X-Gm-Message-State: APjAAAX2a2I4RhngaUU++um28ZvmJSe1tumEdKA1+Y/qSADM6xl7oOo4 HK+EdMUNtwyIT3aSSVhcNi+djA== X-Google-Smtp-Source: APXvYqyjKFWmKMA8MMlDR3xLrO67hCPYAWB96imqMAMJ3ql8fO8EwALYjIVqzuf6Fw3X4axT++r5lQ== X-Received: by 2002:a0c:da11:: with SMTP id x17mr841622qvj.197.1566946085712; Tue, 27 Aug 2019 15:48:05 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-142-167-216-168.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.167.216.168]) by smtp.gmail.com with ESMTPSA id y5sm462004qkj.64.2019.08.27.15.48.05 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 27 Aug 2019 15:48:05 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1i2kFw-0003mf-RO; Tue, 27 Aug 2019 19:48:04 -0300 Date: Tue, 27 Aug 2019 19:48:04 -0300 From: Jason Gunthorpe To: Ralph Campbell Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, =?utf-8?B?SsOpcsO0bWU=?= Glisse , Andrew Morton , Christoph Hellwig Subject: Re: [PATCH 0/2] mm/hmm: two bug fixes for hmm_range_fault() Message-ID: <20190827224804.GA31299@ziepe.ca> References: <20190823221753.2514-1-rcampbell@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190823221753.2514-1-rcampbell@nvidia.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 23, 2019 at 03:17:51PM -0700, Ralph Campbell wrote: > I have been working on converting Jerome's hmm_dummy driver and self > tests into a stand-alone set of tests to be included in > tools/testing/selftests/vm and came across these two bug fixes in the > process. The tests aren't quite ready to be posted as a patch. > I'm posting the fixes now since I thought they shouldn't wait. > They should probably have a fixes line but with all the HMM changes, > I wasn't sure exactly which commit to use. > > These are based on top of Jason's latest hmm branch. > > Ralph Campbell (2): > mm/hmm: hmm_range_fault() NULL pointer bug > mm/hmm: hmm_range_fault() infinite loop Applied to hmm.git Thanks, Jason