From patchwork Wed Mar 29 09:41:13 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 9651133 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id AE5B1601D7 for ; Wed, 29 Mar 2017 09:43:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AACC528421 for ; Wed, 29 Mar 2017 09:43:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9FFF42845B; Wed, 29 Mar 2017 09:43:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5A3D228421 for ; Wed, 29 Mar 2017 09:43:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932367AbdC2Jlb (ORCPT ); Wed, 29 Mar 2017 05:41:31 -0400 Received: from mx2.suse.de ([195.135.220.15]:54115 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932191AbdC2Jl2 (ORCPT ); Wed, 29 Mar 2017 05:41:28 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de X-Amavis-Alert: BAD HEADER SECTION, Duplicate header field: "References" Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 68C25AD2B; Wed, 29 Mar 2017 09:41:23 +0000 (UTC) From: Johannes Thumshirn To: "Martin K . Petersen" Cc: Tejun Heo , James Bottomley , Dan Williams , John Garry , Jack Wang , Hannes Reinecke , Linux SCSI Mailinglist , Linux Kernel Mailinglist , Johannes Thumshirn Subject: [PATCH 6/6] scsi: pm8001: remove the SAS host after the SCSI host Date: Wed, 29 Mar 2017 11:41:13 +0200 Message-Id: <20170329094122.9997-4-jthumshirn@suse.de> X-Mailer: git-send-email 2.10.2 In-Reply-To: References: In-Reply-To: References: Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP After commit bcdde7e ("sysfs: make __sysfs_remove_dir() recursive") changed the removal path of kernfs to make it recursive we have to remove the SAS host before the SCSI host or we will see sysfs warnings on not found sysfs groups for kobjects. Signed-off-by: Johannes Thumshirn Reviewed-by: Hannes Reinecke --- drivers/scsi/pm8001/pm8001_init.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index 417368c..9116e9c 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -1086,11 +1086,21 @@ static void pm8001_pci_remove(struct pci_dev *pdev) { struct sas_ha_struct *sha = pci_get_drvdata(pdev); struct pm8001_hba_info *pm8001_ha; + unsigned long flags; + struct Scsi_Host *shost; int i, j; pm8001_ha = sha->lldd_ha; - scsi_remove_host(pm8001_ha->shost); + shost = pm8001_ha->shost; + + spin_lock_irqsave(shost->host_lock, flags); + if (scsi_host_set_state(shost, SHOST_CANCEL)) + WARN_ON(scsi_host_set_state(shost, SHOST_CANCEL_RECOVERY)); + spin_unlock_irqrestore(shost->host_lock, flags); + sas_unregister_ha(sha); - sas_remove_host(pm8001_ha->shost); + sas_remove_host(shost); + scsi_remove_host(shost); + list_del(&pm8001_ha->list); PM8001_CHIP_DISP->interrupt_disable(pm8001_ha, 0xFF); PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha);