From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 28D0AC432C0 for ; Fri, 22 Nov 2019 19:42:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 049BC20658 for ; Fri, 22 Nov 2019 19:42:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727111AbfKVTmF (ORCPT ); Fri, 22 Nov 2019 14:42:05 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:32772 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727008AbfKVTmD (ORCPT ); Fri, 22 Nov 2019 14:42:03 -0500 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xAMJWJlX078482; Fri, 22 Nov 2019 14:41:56 -0500 Received: from ppma03wdc.us.ibm.com (ba.79.3fa9.ip4.static.sl-reverse.com [169.63.121.186]) by mx0b-001b2d01.pphosted.com with ESMTP id 2wegnjcfs2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Nov 2019 14:41:56 -0500 Received: from pps.filterd (ppma03wdc.us.ibm.com [127.0.0.1]) by ppma03wdc.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id xAMJYtBX019837; Fri, 22 Nov 2019 19:41:55 GMT Received: from b03cxnp07028.gho.boulder.ibm.com (b03cxnp07028.gho.boulder.ibm.com [9.17.130.15]) by ppma03wdc.us.ibm.com with ESMTP id 2wa8r7aaf5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Nov 2019 19:41:55 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp07028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xAMJfsP034603366 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 22 Nov 2019 19:41:54 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 966F4C605B; Fri, 22 Nov 2019 19:41:54 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AB065C6057; Fri, 22 Nov 2019 19:41:53 +0000 (GMT) Received: from oc7186267434.ibm.com (unknown [9.85.142.37]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Fri, 22 Nov 2019 19:41:53 +0000 (GMT) From: Thomas Falcon To: netdev@vger.kernel.org Cc: linuxppc-dev@ozlabs.org, dnbanerg@us.ibm.com, brking@linux.vnet.ibm.com, julietk@linux.vnet.ibm.com, Thomas Falcon Subject: [PATCH net 2/4] ibmvnic: Terminate waiting device threads after loss of service Date: Fri, 22 Nov 2019 13:41:44 -0600 Message-Id: <1574451706-19058-3-git-send-email-tlfalcon@linux.ibm.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1574451706-19058-1-git-send-email-tlfalcon@linux.ibm.com> References: <1574451706-19058-1-git-send-email-tlfalcon@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-11-22_04:2019-11-21,2019-11-22 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=1 adultscore=0 malwarescore=0 spamscore=0 phishscore=0 clxscore=1015 mlxlogscore=850 priorityscore=1501 impostorscore=0 mlxscore=0 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1911220162 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org If we receive a notification that the device has been deactivated or removed, force a completion of all waiting threads. Signed-off-by: Thomas Falcon --- drivers/net/ethernet/ibm/ibmvnic.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 48225297a5e2..78a3ef70f1ef 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -4500,6 +4500,15 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, case IBMVNIC_CRQ_XPORT_EVENT: netif_carrier_off(netdev); adapter->crq.active = false; + /* terminate any thread waiting for a response + * from the device + */ + if (!completion_done(&adapter->fw_done)) { + adapter->fw_done_rc = -EIO; + complete(&adapter->fw_done); + } + if (!completion_done(&adapter->stats_done)) + complete(&adapter->stats_done); if (test_bit(0, &adapter->resetting)) adapter->force_reset_recovery = true; if (gen_crq->cmd == IBMVNIC_PARTITION_MIGRATED) { -- 2.12.3 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 B48E0C432C3 for ; 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Fri, 22 Nov 2019 14:41:56 -0500 Received: from ppma03wdc.us.ibm.com (ba.79.3fa9.ip4.static.sl-reverse.com [169.63.121.186]) by mx0b-001b2d01.pphosted.com with ESMTP id 2wegnjcfs2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Nov 2019 14:41:56 -0500 Received: from pps.filterd (ppma03wdc.us.ibm.com [127.0.0.1]) by ppma03wdc.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id xAMJYtBX019837; Fri, 22 Nov 2019 19:41:55 GMT Received: from b03cxnp07028.gho.boulder.ibm.com (b03cxnp07028.gho.boulder.ibm.com [9.17.130.15]) by ppma03wdc.us.ibm.com with ESMTP id 2wa8r7aaf5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Nov 2019 19:41:55 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp07028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xAMJfsP034603366 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 22 Nov 2019 19:41:54 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 966F4C605B; Fri, 22 Nov 2019 19:41:54 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AB065C6057; Fri, 22 Nov 2019 19:41:53 +0000 (GMT) Received: from oc7186267434.ibm.com (unknown [9.85.142.37]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Fri, 22 Nov 2019 19:41:53 +0000 (GMT) From: Thomas Falcon To: netdev@vger.kernel.org Subject: [PATCH net 2/4] ibmvnic: Terminate waiting device threads after loss of service Date: Fri, 22 Nov 2019 13:41:44 -0600 Message-Id: <1574451706-19058-3-git-send-email-tlfalcon@linux.ibm.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1574451706-19058-1-git-send-email-tlfalcon@linux.ibm.com> References: <1574451706-19058-1-git-send-email-tlfalcon@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-11-22_04:2019-11-21,2019-11-22 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=1 adultscore=0 malwarescore=0 spamscore=0 phishscore=0 clxscore=1015 mlxlogscore=850 priorityscore=1501 impostorscore=0 mlxscore=0 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1911220162 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: brking@linux.vnet.ibm.com, linuxppc-dev@ozlabs.org, julietk@linux.vnet.ibm.com, Thomas Falcon , dnbanerg@us.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" If we receive a notification that the device has been deactivated or removed, force a completion of all waiting threads. Signed-off-by: Thomas Falcon --- drivers/net/ethernet/ibm/ibmvnic.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 48225297a5e2..78a3ef70f1ef 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -4500,6 +4500,15 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, case IBMVNIC_CRQ_XPORT_EVENT: netif_carrier_off(netdev); adapter->crq.active = false; + /* terminate any thread waiting for a response + * from the device + */ + if (!completion_done(&adapter->fw_done)) { + adapter->fw_done_rc = -EIO; + complete(&adapter->fw_done); + } + if (!completion_done(&adapter->stats_done)) + complete(&adapter->stats_done); if (test_bit(0, &adapter->resetting)) adapter->force_reset_recovery = true; if (gen_crq->cmd == IBMVNIC_PARTITION_MIGRATED) { -- 2.12.3