From patchwork Tue May 12 10:12:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sagi Grimberg X-Patchwork-Id: 6387101 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 0DF33BEEE1 for ; Tue, 12 May 2015 10:12:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EC9FF203DF for ; Tue, 12 May 2015 10:12:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 762EE2037E for ; Tue, 12 May 2015 10:12:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752932AbbELKMf (ORCPT ); Tue, 12 May 2015 06:12:35 -0400 Received: from ns1327.ztomy.com ([193.47.165.129]:47819 "EHLO mellanox.co.il" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751214AbbELKMe (ORCPT ); Tue, 12 May 2015 06:12:34 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from sagig@mellanox.com) with ESMTPS (AES256-SHA encrypted); 12 May 2015 13:12:01 +0300 Received: from r-vnc05.mtr.labs.mlnx (r-vnc05.mtr.labs.mlnx [10.208.0.115]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id t4CAC8Jr006052; Tue, 12 May 2015 13:12:08 +0300 Received: from r-vnc05.mtr.labs.mlnx (localhost [127.0.0.1]) by r-vnc05.mtr.labs.mlnx (8.14.4/8.14.4) with ESMTP id t4CAC8l5030151; Tue, 12 May 2015 13:12:08 +0300 Received: (from sagig@localhost) by r-vnc05.mtr.labs.mlnx (8.14.4/8.14.4/Submit) id t4CAC8T3030150; Tue, 12 May 2015 13:12:08 +0300 From: Sagi Grimberg To: linux-rdma@vger.kernel.org Cc: Sagi Grimberg Subject: [PATCH v4 1/2] IB/core, cma: Nice log-friendly string helpers Date: Tue, 12 May 2015 13:12:06 +0300 Message-Id: <1431425527-30114-2-git-send-email-sagig@mellanox.com> X-Mailer: git-send-email 1.8.4.3 In-Reply-To: <1431425527-30114-1-git-send-email-sagig@mellanox.com> References: <1431425527-30114-1-git-send-email-sagig@mellanox.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Some of us keep revisiting the code to decode enumerations that appear in out logs. Let's borrow the nice logging helpers that exists in xprtrdma and rds for CMA events, IB events and WC statuses. Signed-off-by: Sagi Grimberg Reviewed-by: Yann Droneaud Reviewed-by: Bart Van Assche --- drivers/infiniband/core/cma.c | 28 +++++++++++++++++ drivers/infiniband/core/verbs.c | 65 +++++++++++++++++++++++++++++++++++++++ include/rdma/ib_verbs.h | 4 ++ include/rdma/rdma_cm.h | 2 + 4 files changed, 99 insertions(+), 0 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index d570030..ef9f277 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -65,6 +65,34 @@ MODULE_LICENSE("Dual BSD/GPL"); #define CMA_CM_MRA_SETTING (IB_CM_MRA_FLAG_DELAY | 24) #define CMA_IBOE_PACKET_LIFETIME 18 +static const char * const cma_events[] = { + [RDMA_CM_EVENT_ADDR_RESOLVED] = "ADDR_RESOLVED", + [RDMA_CM_EVENT_ADDR_ERROR] = "ADDR_ERROR", + [RDMA_CM_EVENT_ROUTE_RESOLVED] = "ROUTE_RESOLVED", + [RDMA_CM_EVENT_ROUTE_ERROR] = "ROUTE_ERROR", + [RDMA_CM_EVENT_CONNECT_REQUEST] = "CONNECT_REQUEST", + [RDMA_CM_EVENT_CONNECT_RESPONSE]= "CONNECT_RESPONSE", + [RDMA_CM_EVENT_CONNECT_ERROR] = "CONNECT_ERROR", + [RDMA_CM_EVENT_UNREACHABLE] = "UNREACHABLE", + [RDMA_CM_EVENT_REJECTED] = "REJECTED", + [RDMA_CM_EVENT_ESTABLISHED] = "ESTABLISHED", + [RDMA_CM_EVENT_DISCONNECTED] = "DISCONNECTED", + [RDMA_CM_EVENT_DEVICE_REMOVAL] = "DEVICE_REMOVAL", + [RDMA_CM_EVENT_MULTICAST_JOIN] = "MULTICAST_JOIN", + [RDMA_CM_EVENT_MULTICAST_ERROR] = "MULTICAST_ERROR", + [RDMA_CM_EVENT_ADDR_CHANGE] = "ADDR_CHANGE", + [RDMA_CM_EVENT_TIMEWAIT_EXIT] = "TIMEWAIT_EXIT", +}; + +const char *rdma_event_msg(enum rdma_cm_event_type event) +{ + size_t index = event; + + return (index < ARRAY_SIZE(cma_events) && cma_events[index]) ? + cma_events[index] : "UNRECOGNIZED_EVENT"; +} +EXPORT_SYMBOL(rdma_event_msg); + static void cma_add_one(struct ib_device *device); static void cma_remove_one(struct ib_device *device); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index f93eb8d..e366a52 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -48,6 +48,71 @@ #include "core_priv.h" +static const char * const ib_events[] = { + [IB_EVENT_CQ_ERR] = "CQ_ERR", + [IB_EVENT_QP_FATAL] = "QP_FATAL", + [IB_EVENT_QP_REQ_ERR] = "QP_REQ_ERR", + [IB_EVENT_QP_ACCESS_ERR] = "QP_ACCESS_ERR", + [IB_EVENT_COMM_EST] = "COMM_EST", + [IB_EVENT_SQ_DRAINED] = "SQ_DRAINED", + [IB_EVENT_PATH_MIG] = "PATH_MIG", + [IB_EVENT_PATH_MIG_ERR] = "PATH_MIG_ERR", + [IB_EVENT_DEVICE_FATAL] = "DEVICE_FATAL", + [IB_EVENT_PORT_ACTIVE] = "PORT_ACTIVE", + [IB_EVENT_PORT_ERR] = "PORT_ERR", + [IB_EVENT_LID_CHANGE] = "LID_CHANGE", + [IB_EVENT_PKEY_CHANGE] = "PKEY_CHANGE", + [IB_EVENT_SM_CHANGE] = "SM_CHANGE", + [IB_EVENT_SRQ_ERR] = "SRQ_ERR", + [IB_EVENT_SRQ_LIMIT_REACHED] = "SRQ_LIMIT_REACHED", + [IB_EVENT_QP_LAST_WQE_REACHED] = "QP_LAST_WQE_REACHED", + [IB_EVENT_CLIENT_REREGISTER] = "CLIENT_REREGISTER", + [IB_EVENT_GID_CHANGE] = "GID_CHANGE", +}; + +const char *ib_event_msg(enum ib_event_type event) +{ + size_t index = event; + + return (index < ARRAY_SIZE(ib_events) && ib_events[index]) ? + ib_events[index] : "UNRECOGNIZED_EVENT"; +} +EXPORT_SYMBOL(ib_event_msg); + +static const char * const wc_statuses[] = { + [IB_WC_SUCCESS] = "SUCCESS", + [IB_WC_LOC_LEN_ERR] = "LOC_LEN_ERR", + [IB_WC_LOC_QP_OP_ERR] = "LOC_QP_OP_ERR", + [IB_WC_LOC_EEC_OP_ERR] = "LOC_EEC_OP_ERR", + [IB_WC_LOC_PROT_ERR] = "LOC_PROT_ERR", + [IB_WC_WR_FLUSH_ERR] = "WR_FLUSH_ERR", + [IB_WC_MW_BIND_ERR] = "MW_BIND_ERR", + [IB_WC_BAD_RESP_ERR] = "BAD_RESP_ERR", + [IB_WC_LOC_ACCESS_ERR] = "LOC_ACCESS_ERR", + [IB_WC_REM_INV_REQ_ERR] = "REM_INV_REQ_ERR", + [IB_WC_REM_ACCESS_ERR] = "REM_ACCESS_ERR", + [IB_WC_REM_OP_ERR] = "REM_OP_ERR", + [IB_WC_RETRY_EXC_ERR] = "RETRY_EXC_ERR", + [IB_WC_RNR_RETRY_EXC_ERR] = "RNR_RETRY_EXC_ERR", + [IB_WC_LOC_RDD_VIOL_ERR] = "LOC_RDD_VIOL_ERR", + [IB_WC_REM_INV_RD_REQ_ERR] = "REM_INV_RD_REQ_ERR", + [IB_WC_REM_ABORT_ERR] = "REM_ABORT_ERR", + [IB_WC_INV_EECN_ERR] = "INV_EECN_ERR", + [IB_WC_INV_EEC_STATE_ERR] = "INV_EEC_STATE_ERR", + [IB_WC_FATAL_ERR] = "FATAL_ERR", + [IB_WC_RESP_TIMEOUT_ERR] = "RESP_TIMEOUT_ERR", + [IB_WC_GENERAL_ERR] = "GENERAL_ERR", +}; + +const char *ib_wc_status_msg(enum ib_wc_status status) +{ + size_t index = status; + + return (index < ARRAY_SIZE(wc_statuses) && wc_statuses[index]) ? + wc_statuses[index] : "UNRECOGNIZED_STATUS"; +} +EXPORT_SYMBOL(ib_wc_status_msg); + __attribute_const__ int ib_rate_to_mult(enum ib_rate rate) { switch (rate) { diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 65994a1..672fc8f 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -412,6 +412,8 @@ enum ib_event_type { IB_EVENT_GID_CHANGE, }; +__attribute_const__ const char *ib_event_msg(enum ib_event_type event); + struct ib_event { struct ib_device *device; union { @@ -663,6 +665,8 @@ enum ib_wc_status { IB_WC_GENERAL_ERR }; +__attribute_const__ const char *ib_wc_status_msg(enum ib_wc_status status); + enum ib_wc_opcode { IB_WC_SEND, IB_WC_RDMA_WRITE, diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h index 1ed2088..c92522c 100644 --- a/include/rdma/rdma_cm.h +++ b/include/rdma/rdma_cm.h @@ -62,6 +62,8 @@ enum rdma_cm_event_type { RDMA_CM_EVENT_TIMEWAIT_EXIT }; +__attribute_const__ const char *rdma_event_msg(enum rdma_cm_event_type event); + enum rdma_port_space { RDMA_PS_SDP = 0x0001, RDMA_PS_IPOIB = 0x0002,