From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753532AbZL3Umc (ORCPT ); Wed, 30 Dec 2009 15:42:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753381AbZL3Umb (ORCPT ); Wed, 30 Dec 2009 15:42:31 -0500 Received: from mail-ew0-f219.google.com ([209.85.219.219]:54067 "EHLO mail-ew0-f219.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752789AbZL3Uma (ORCPT ); Wed, 30 Dec 2009 15:42:30 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=UtJioLN0HbFBC6vlf4JtdUZhaUzLdjo+uAdKUDL6P0pw2GXArnLcJZktmZ/wVwvNaD tH+WWrs0UH5d6uxIiVZ7MsOZn+2YzLjGoryWr1xRHYq4qO5TaV7l1Tk7yT+hzhqhiNGQ JPZyW7JKqy+/z44JSImeaW+NmtS7o5oY0X+Cg= From: Frederic Weisbecker To: LKML Cc: LKML , Frederic Weisbecker , Alexander Beregalov , Chris Mason , Ingo Molnar , Christian Kujau Subject: [PATCH 0/5] reiserfs lock inversion fixes on xattr Date: Wed, 30 Dec 2009 21:42:22 +0100 Message-Id: <1262205747-9208-1-git-send-regression-fweisbec@gmail.com> X-Mailer: git-send-email 1.6.2.3 In-Reply-To: <1262150491-9983-1-git-send-regression-fweisbec@gmail.com> References: <1262150491-9983-1-git-send-regression-fweisbec@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Christian Kujau's use of dbench to test reiserfs xattr has inspired me. I tried dbench -x yesterday and got various soft-lockups and lockdep reports. I fixed all those I've seen in this batch and it passed through 6 hours of stress testing (if a loop of dbench -x -t 60 20 can be called stress testing) and things look pretty fine now. I hope you can give it a try (and/or review) before I send the whole to Linus. Thanks! It's on: git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git reiserfs/kill-bkl How to get it: git-clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git cd linux-2.6.git git-pull git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git reiserfs/kill-bkl Frederic Weisbecker (5): reiserfs: Relax lock before open xattr dir in reiserfs_xattr_set_handle() reiserfs: Fix unwanted recursive reiserfs lock in reiserfs_unlink() reiserfs: Fix journal mutex <-> inode mutex lock inversion reiserfs: Safely acquire i_mutex from reiserfs_for_each_xattr reiserfs: Safely acquire i_mutex from xattr_rmdir fs/reiserfs/namei.c | 7 ++++--- fs/reiserfs/xattr.c | 20 ++++++++++++++------ 2 files changed, 18 insertions(+), 9 deletions(-)