From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 15906] performance regression in "umount" of filesystems using barriers Date: Fri, 7 May 2010 09:47:17 GMT Message-ID: <201005070947.o479lHcD017128@demeter.kernel.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" To: linux-ext4@vger.kernel.org Return-path: Received: from demeter.kernel.org ([140.211.167.39]:57566 "EHLO demeter.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755023Ab0EGJrZ (ORCPT ); Fri, 7 May 2010 05:47:25 -0400 Received: from demeter.kernel.org (localhost.localdomain [127.0.0.1]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o479lKpb017141 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 7 May 2010 09:47:20 GMT In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=15906 --- Comment #20 from Dmitry Monakhov 2010-05-07 09:45:32 --- I can confirm that Jens's fix the original regression for me, so IMHO first part well done. About second one. (In reply to comment #13) > A delalloc option. In fact dirty inode is still dirty even after first > call of writeback_single_inode which is called from __sync_filesystem(0) > due to delalloc allocation happen during inode write. So it takes second > __sync_filesystem call to clear dirty flags. Currently i'm working on that > issue. I hope i'll post a solution today. Proposed patch was posted may be found here: http://marc.info/?l=linux-fsdevel&m=127322500915287&w=2 -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug.