From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753040AbaD1DdE (ORCPT ); Sun, 27 Apr 2014 23:33:04 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:36293 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752626AbaD1DdC (ORCPT ); Sun, 27 Apr 2014 23:33:02 -0400 Date: Sun, 27 Apr 2014 23:33:00 -0400 (EDT) Message-Id: <20140427.233300.1841871634019126565.davem@davemloft.net> To: mroos@linux.ee Cc: sparclinux@vger.kernel.org, aaro.koskinen@iki.fi, hughd@google.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] Fix several sparc64 THP bugs. From: David Miller In-Reply-To: References: <20140425.154337.1159533755150765063.davem@davemloft.net> X-Mailer: Mew version 6.5 on Emacs 24.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.7 (shards.monkeyblade.net [149.20.54.216]); Sun, 27 Apr 2014 20:33:01 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: mroos@linux.ee Date: Sat, 26 Apr 2014 23:14:59 +0300 (EEST) >> Meelis and Aaro, I've found and fixed several THP bugs for sparc64 >> over the last week or so. >> >> I cannot %100 account for the exit_mmap() WARN_ON that you two have >> been able to trigger, however I'd like you both to test the changes >> nonetheless. >> >> They are against 3.15 but they should apply cleanly all the way back >> to 3.13 >> >> Thanks in advance for testing. > > Tried it on Netra X1, Ultra 2 and V100 that were online (applied the > patches and enabled THP with defaulting to always). > > Ultra 2 did not boot up (will see on Monday). > > Netra X1 performed a simple dist-upgrade fine with this kernel. > > V100 boots up fine but as soon as I start aptitude, it just hangs with > nothing on console (tried it twice). Sigh, thanks for testing...