From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ig0-f171.google.com (mail-ig0-f171.google.com [209.85.213.171]) by kanga.kvack.org (Postfix) with ESMTP id E6F9B6B0037 for ; Wed, 7 May 2014 16:55:47 -0400 (EDT) Received: by mail-ig0-f171.google.com with SMTP id c1so8239070igq.16 for ; Wed, 07 May 2014 13:55:47 -0700 (PDT) Received: from shards.monkeyblade.net (shards.monkeyblade.net. [2001:4f8:3:36:211:85ff:fe63:a549]) by mx.google.com with ESMTP id sd1si507051igb.27.2014.05.07.13.55.47 for ; Wed, 07 May 2014 13:55:47 -0700 (PDT) Date: Wed, 07 May 2014 16:55:44 -0400 (EDT) Message-Id: <20140507.165544.265980659606200471.davem@davemloft.net> Subject: Re: [PATCH] mm, thp: close race between mremap() and split_huge_page() From: David Miller In-Reply-To: <20140506084333.GA5575@node.dhcp.inet.fi> References: <1399328011-15317-1-git-send-email-kirill.shutemov@linux.intel.com> <20140506084333.GA5575@node.dhcp.inet.fi> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: kirill@shutemov.name Cc: kirill.shutemov@linux.intel.com, akpm@linux-foundation.org, linux-mm@kvack.org, aarcange@redhat.com, riel@redhat.com, walken@google.com, davej@redhat.com, stable@vger.kernel.org From: "Kirill A. Shutemov" Date: Tue, 6 May 2014 11:43:33 +0300 > It took a night but I was able to trigger crash which this patch fixes. I love test cases like this. Can we start collecting THP stressers and bug reproducers like this under tools/testing/selftests/thp or similar? I find that I'm constantly writing my own THP test cases or copying the ones from the LTP tree and adjusting them to meet my needs. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org