From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750954AbaFIEfx (ORCPT ); Mon, 9 Jun 2014 00:35:53 -0400 Received: from mail-vc0-f182.google.com ([209.85.220.182]:56380 "EHLO mail-vc0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750741AbaFIEfu convert rfc822-to-8bit (ORCPT ); Mon, 9 Jun 2014 00:35:50 -0400 MIME-Version: 1.0 In-Reply-To: <1402057225-7312-2-git-send-email-m@bjorling.me> References: <1402057225-7312-1-git-send-email-m@bjorling.me> <1402057225-7312-2-git-send-email-m@bjorling.me> Date: Mon, 9 Jun 2014 12:35:48 +0800 Message-ID: Subject: Re: [PATCH v6] NVMe: conversion to blk-mq From: Ming Lei To: =?UTF-8?Q?Matias_Bj=C3=B8rling?= Cc: willy@linux.intel.com, keith.busch@intel.com, sbradshaw@micron.com, axboe@fb.com, Linux Kernel Mailing List , linux-nvme@lists.infradead.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 6, 2014 at 8:20 PM, Matias Bjørling wrote: > This converts the current NVMe driver to utilize the blk-mq layer. Looks it can't be applied cleanly against 3.15-rc8 + Jens's for-linux branch, when I fix the conflict manually, below failure is triggered: [ 487.696057] nvme 0000:00:07.0: Cancelling I/O 202 QID 1 [ 487.699005] nvme 0000:00:07.0: Aborting I/O 202 QID 1 [ 487.704074] nvme 0000:00:07.0: Cancelling I/O 202 QID 1 [ 487.717881] nvme 0000:00:07.0: Aborting I/O 202 QID 1 [ 487.736093] end_request: I/O error, dev nvme0n1, sector 91532352 [ 487.747378] nvme 0000:00:07.0: completed id 0 twice on queue 0 when running fio randread(libaio, iodepth:64) with more than 3 jobs. And looks no such failure when jobs is 1 or 2. Thanks, -- Ming Lei From mboxrd@z Thu Jan 1 00:00:00 1970 From: tom.leiming@gmail.com (Ming Lei) Date: Mon, 9 Jun 2014 12:35:48 +0800 Subject: [PATCH v6] NVMe: conversion to blk-mq In-Reply-To: <1402057225-7312-2-git-send-email-m@bjorling.me> References: <1402057225-7312-1-git-send-email-m@bjorling.me> <1402057225-7312-2-git-send-email-m@bjorling.me> Message-ID: On Fri, Jun 6, 2014@8:20 PM, Matias Bj?rling wrote: > This converts the current NVMe driver to utilize the blk-mq layer. Looks it can't be applied cleanly against 3.15-rc8 + Jens's for-linux branch, when I fix the conflict manually, below failure is triggered: [ 487.696057] nvme 0000:00:07.0: Cancelling I/O 202 QID 1 [ 487.699005] nvme 0000:00:07.0: Aborting I/O 202 QID 1 [ 487.704074] nvme 0000:00:07.0: Cancelling I/O 202 QID 1 [ 487.717881] nvme 0000:00:07.0: Aborting I/O 202 QID 1 [ 487.736093] end_request: I/O error, dev nvme0n1, sector 91532352 [ 487.747378] nvme 0000:00:07.0: completed id 0 twice on queue 0 when running fio randread(libaio, iodepth:64) with more than 3 jobs. And looks no such failure when jobs is 1 or 2. Thanks, -- Ming Lei