From mboxrd@z Thu Jan 1 00:00:00 1970 From: Namjae Jeon Subject: RE: [PATCH v2 2/2] ext4: disable COLLAPSE_RANGE for bigalloc Date: Mon, 21 Apr 2014 13:52:28 +0900 Message-ID: <001101cf5d1d$7f6bce00$7e436a00$@samsung.com> References: <000d01cf5b8b$5b149110$113db330$@samsung.com> <20140419221221.GD13492@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: 7bit Cc: 'linux-ext4' , =?iso-8859-2?Q?'Luk=E1=B9_Czerner'?= To: 'Theodore Ts'o' Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:10056 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750744AbaDUEwb (ORCPT ); Mon, 21 Apr 2014 00:52:31 -0400 Received: from epcpsbgr3.samsung.com (u143.gpu120.samsung.co.kr [203.254.230.143]) by mailout3.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0N4D00EMV6VHGL40@mailout3.samsung.com> for linux-ext4@vger.kernel.org; Mon, 21 Apr 2014 13:52:29 +0900 (KST) In-reply-to: <20140419221221.GD13492@thunk.org> Content-language: ko Sender: linux-ext4-owner@vger.kernel.org List-ID: > On Sat, Apr 19, 2014 at 01:53:50PM +0900, Namjae Jeon wrote: > > From: Namjae Jeon > > > > Once COLLAPSE RANGE is be disable for ext4 with bigalloc feature till finding > > root-cause of problem. It will be enable with fixing that regression of > > xfstest(generic 075 and 091) again. > > > > Signed-off-by: Namjae Jeon > > Signed-off-by: Ashish Sangwan > > Reviewed-by: Lukas Czerner > > Thanks, applied. > > What's the status of the "[2/3] ext4: fix ZERO_RANGE test failure in > data journalling mode" patch. Is it no longer needed? It is needed. Currently, I am considering your suggestion of introducing EXT4_I(inode)->i_write_mutex which can also include ext4_aio_mutex. Thanks! > > - Ted