From patchwork Thu Feb 25 20:48:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyrel Datwyler X-Patchwork-Id: 387509 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D791C4332B for ; Thu, 25 Feb 2021 20:52:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1737664DE9 for ; Thu, 25 Feb 2021 20:52:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234017AbhBYUwH (ORCPT ); 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Thu, 25 Feb 2021 20:48:26 +0000 (GMT) Received: from vios4361.aus.stglabs.ibm.com (unknown [9.3.43.61]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 25 Feb 2021 20:48:26 +0000 (GMT) From: Tyrel Datwyler To: james.bottomley@hansenpartnership.com Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, brking@linux.ibm.com, Tyrel Datwyler Subject: [PATCH v2 0/5] ibmvfc: hard reset fixes Date: Thu, 25 Feb 2021 14:48:19 -0600 Message-Id: <20210225204824.14570-1-tyreld@linux.ibm.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.761 definitions=2021-02-25_11:2021-02-24,2021-02-25 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxlogscore=866 malwarescore=0 impostorscore=0 bulkscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 mlxscore=0 priorityscore=1501 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2102250158 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org This series contains a minor simplification of ibmvfc_init_sub_crqs() followed by a couple fixes for sub-CRQ handling which effect hard reset of the client/host adapter CRQ pair. changes in v2: * added Reviewed-by tags for patches 1-3 * Patch 4: use rtas_busy_delay to test rc and delay correct amount of time * Patch 5: (new) similar fix for LPM case where CRQ pair needs re-enablement Tyrel Datwyler (5): powerpc/pseries: extract host bridge from pci_bus prior to bus removal ibmvfc: simplify handling of sub-CRQ initialization ibmvfc: fix invalid sub-CRQ handles after hard reset ibmvfc: treat H_CLOSED as success during sub-CRQ registration ibmvfc: store return code of H_FREE_SUB_CRQ during cleanup arch/powerpc/platforms/pseries/pci_dlpar.c | 4 +- drivers/scsi/ibmvscsi/ibmvfc.c | 49 ++++++++++------------ 2 files changed, 26 insertions(+), 27 deletions(-)