From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751004AbcE1EGA (ORCPT ); Sat, 28 May 2016 00:06:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58707 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750741AbcE1EF6 (ORCPT ); Sat, 28 May 2016 00:05:58 -0400 Date: Sat, 28 May 2016 12:05:54 +0800 From: Xiong Zhou To: sfr@canb.auug.org.au, axboe@fb.com, linux-next@vger.kernel.org, linux-nvdimm@ml01.01.org Cc: linux-kernel@vger.kernel.org Subject: Re: linux-next memleak after IO on dax mountpoint Message-ID: <20160528040554.GA23685@dhcp12-144.nay.redhat.com> References: <20160527084617.GD2933@dhcp12-144.nay.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20160527084617.GD2933@dhcp12-144.nay.redhat.com> User-Agent: Mutt/1.6.1 (2016-04-27) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Sat, 28 May 2016 04:05:57 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 27, 2016 at 04:46:17PM +0800, Xiong Zhou wrote: ... > Still working on to id which commit in this merge causes this issuer, Narrowed down to: 37e5823 block: add offset in blk_add_request_payload() e048948 blk-mq: Export tagset iter function 58b4560 nvme: add helper nvme_map_len() 03b5929 nvme: rewrite discard support 8093f7c nvme: add helper nvme_setup_cmd() 21f033f NVMe: Skip async events for degraded controllers 82b4552 nvme: Use blk-mq helper for IO termination 93e9d8e block: add ability to flag write back caching on a device 519a7e1 dm: switch to using blk_queue_write_cache() bb8d261 nvme: introduce a controller state machine 92911a5 nvme: tighten up state check for namespace scanning 5955be2 nvme: move namespace scanning to core f866fc4 nvme: move AER handling to common code 0bf77e9 nvme: switch to RCU freeing the namespace 9082e87 block: remove struct bio_batch 38f2525 block: add __blkdev_issue_discard 57aac2f lightnvm: fix "warning: ‘ret’ may be used uninitialized" ecfb40c lightnvm: handle submit_io failure 1145e63 lightnvm: implement nvm_submit_ppa_list 22e8c97 lightnvm: move block fold outside of get_bb_tbl() 7f7c5d0 lightnvm: avoid memory leak when lun_map kcalloc fails 5136061 lightnvm: introduce nvm_for_each_lun_ppa() macro e11903f lightnvm: refactor device ops->get_bb_tbl() 5ebc7d9 lightnvm: make nvm_set_rqd_ppalist() aware of vblks a63d5cf lightnvm: move responsibility for bad blk mgmt to target 00ee6cc lightnvm: refactor set_bb_tbl for accepting ppa list 003fad3 lightnvm: enable metadata to be sent to device 04a8aa1 lightnvm: expose gennvm_mark_blk to targets These commits can not be reverted cleanly.