From patchwork Thu Nov 3 14:44:10 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 9410945 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 333ED60585 for ; Thu, 3 Nov 2016 14:44:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1F9DE2AC1D for ; Thu, 3 Nov 2016 14:44:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1469B2AC1F; Thu, 3 Nov 2016 14:44:38 +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=ham 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 867222AC1D for ; Thu, 3 Nov 2016 14:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752798AbcKCOog (ORCPT ); Thu, 3 Nov 2016 10:44:36 -0400 Received: from mail.kernel.org ([198.145.29.136]:58508 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751019AbcKCOog (ORCPT ); Thu, 3 Nov 2016 10:44:36 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7BD4020114; Thu, 3 Nov 2016 14:44:34 +0000 (UTC) Received: from localhost (unknown [209.136.131.254]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 29631203EB; Thu, 3 Nov 2016 14:44:30 +0000 (UTC) From: Leon Romanovsky To: dledford@redhat.com Cc: linux-rdma@vger.kernel.org Subject: [PATCH rdma-next V1 02/17] IB/core: Remove debug prints after allocation failure Date: Thu, 3 Nov 2016 16:44:10 +0200 Message-Id: <1478184265-9620-3-git-send-email-leon@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1478184265-9620-1-git-send-email-leon@kernel.org> References: <1478184265-9620-1-git-send-email-leon@kernel.org> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The prints after [k|v][m|z|c]alloc() functions are not needed, because in case of failure, allocator will print their internal error prints anyway. Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/agent.c | 1 - drivers/infiniband/core/device.c | 5 +---- drivers/infiniband/core/fmr_pool.c | 1 - drivers/infiniband/core/iwpm_msg.c | 1 - drivers/infiniband/core/iwpm_util.c | 12 ++++-------- drivers/infiniband/core/roce_gid_mgmt.c | 21 ++++++--------------- 6 files changed, 11 insertions(+), 30 deletions(-) diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c index 4fa524d..11dacd9 100644 --- a/drivers/infiniband/core/agent.c +++ b/drivers/infiniband/core/agent.c @@ -156,7 +156,6 @@ int ib_agent_port_open(struct ib_device *device, int port_num) /* Create new device info */ port_priv = kzalloc(sizeof *port_priv, GFP_KERNEL); if (!port_priv) { - dev_err(&device->dev, "No memory for ib_agent_port_private\n"); ret = -ENOMEM; goto error1; } diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 760ef60..571974c 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -254,11 +254,8 @@ static int add_client_context(struct ib_device *device, struct ib_client *client unsigned long flags; context = kmalloc(sizeof *context, GFP_KERNEL); - if (!context) { - pr_warn("Couldn't allocate client context for %s/%s\n", - device->name, client->name); + if (!context) return -ENOMEM; - } context->client = client; context->data = NULL; diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index cdbb1f1..cdfad5f 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -247,7 +247,6 @@ struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd *pd, kmalloc(IB_FMR_HASH_SIZE * sizeof *pool->cache_bucket, GFP_KERNEL); if (!pool->cache_bucket) { - pr_warn(PFX "Failed to allocate cache in pool\n"); ret = -ENOMEM; goto out_free_pool; } diff --git a/drivers/infiniband/core/iwpm_msg.c b/drivers/infiniband/core/iwpm_msg.c index 1c41b95..a0e7c16 100644 --- a/drivers/infiniband/core/iwpm_msg.c +++ b/drivers/infiniband/core/iwpm_msg.c @@ -604,7 +604,6 @@ int iwpm_remote_info_cb(struct sk_buff *skb, struct netlink_callback *cb) } rem_info = kzalloc(sizeof(struct iwpm_remote_info), GFP_ATOMIC); if (!rem_info) { - pr_err("%s: Unable to allocate a remote info\n", __func__); ret = -ENOMEM; return ret; } diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c index ade71e7..3ef51a9 100644 --- a/drivers/infiniband/core/iwpm_util.c +++ b/drivers/infiniband/core/iwpm_util.c @@ -62,7 +62,6 @@ int iwpm_init(u8 nl_client) sizeof(struct hlist_head), GFP_KERNEL); if (!iwpm_hash_bucket) { ret = -ENOMEM; - pr_err("%s Unable to create mapinfo hash table\n", __func__); goto init_exit; } iwpm_reminfo_bucket = kzalloc(IWPM_REMINFO_HASH_SIZE * @@ -70,7 +69,6 @@ int iwpm_init(u8 nl_client) if (!iwpm_reminfo_bucket) { kfree(iwpm_hash_bucket); ret = -ENOMEM; - pr_err("%s Unable to create reminfo hash table\n", __func__); goto init_exit; } } @@ -128,10 +126,9 @@ int iwpm_create_mapinfo(struct sockaddr_storage *local_sockaddr, if (!iwpm_valid_client(nl_client)) return ret; map_info = kzalloc(sizeof(struct iwpm_mapping_info), GFP_KERNEL); - if (!map_info) { - pr_err("%s: Unable to allocate a mapping info\n", __func__); + if (!map_info) return -ENOMEM; - } + memcpy(&map_info->local_sockaddr, local_sockaddr, sizeof(struct sockaddr_storage)); memcpy(&map_info->mapped_sockaddr, mapped_sockaddr, @@ -309,10 +306,9 @@ struct iwpm_nlmsg_request *iwpm_get_nlmsg_request(__u32 nlmsg_seq, unsigned long flags; nlmsg_request = kzalloc(sizeof(struct iwpm_nlmsg_request), gfp); - if (!nlmsg_request) { - pr_err("%s Unable to allocate a nlmsg_request\n", __func__); + if (!nlmsg_request) return NULL; - } + spin_lock_irqsave(&iwpm_nlmsg_req_lock, flags); list_add_tail(&nlmsg_request->inprocess_list, &iwpm_nlmsg_req_list); spin_unlock_irqrestore(&iwpm_nlmsg_req_lock, flags); diff --git a/drivers/infiniband/core/roce_gid_mgmt.c b/drivers/infiniband/core/roce_gid_mgmt.c index 06556c3..c86ddce 100644 --- a/drivers/infiniband/core/roce_gid_mgmt.c +++ b/drivers/infiniband/core/roce_gid_mgmt.c @@ -304,10 +304,9 @@ static void enum_netdev_ipv4_ips(struct ib_device *ib_dev, for_ifa(in_dev) { struct sin_list *entry = kzalloc(sizeof(*entry), GFP_ATOMIC); - if (!entry) { - pr_warn("roce_gid_mgmt: couldn't allocate entry for IPv4 update\n"); + if (!entry) continue; - } + entry->ip.sin_family = AF_INET; entry->ip.sin_addr.s_addr = ifa->ifa_address; list_add_tail(&entry->list, &sin_list); @@ -348,10 +347,8 @@ static void enum_netdev_ipv6_ips(struct ib_device *ib_dev, list_for_each_entry(ifp, &in6_dev->addr_list, if_list) { struct sin6_list *entry = kzalloc(sizeof(*entry), GFP_ATOMIC); - if (!entry) { - pr_warn("roce_gid_mgmt: couldn't allocate entry for IPv6 update\n"); + if (!entry) continue; - } entry->sin6.sin6_family = AF_INET6; entry->sin6.sin6_addr = ifp->addr; @@ -459,10 +456,8 @@ static void handle_netdev_upper(struct ib_device *ib_dev, u8 port, struct upper_list *entry = kmalloc(sizeof(*entry), GFP_ATOMIC); - if (!entry) { - pr_info("roce_gid_mgmt: couldn't allocate entry to delete ndev\n"); + if (!entry) continue; - } list_add_tail(&entry->list, &upper_list); dev_hold(upper); @@ -555,10 +550,8 @@ static int netdevice_queue_work(struct netdev_event_work_cmd *cmds, struct netdev_event_work *ndev_work = kmalloc(sizeof(*ndev_work), GFP_KERNEL); - if (!ndev_work) { - pr_warn("roce_gid_mgmt: can't allocate work for netdevice_event\n"); + if (!ndev_work) return NOTIFY_DONE; - } memcpy(ndev_work->cmds, cmds, sizeof(ndev_work->cmds)); for (i = 0; i < ARRAY_SIZE(ndev_work->cmds) && ndev_work->cmds[i].cb; i++) { @@ -692,10 +685,8 @@ static int addr_event(struct notifier_block *this, unsigned long event, } work = kmalloc(sizeof(*work), GFP_ATOMIC); - if (!work) { - pr_warn("roce_gid_mgmt: Couldn't allocate work for addr_event\n"); + if (!work) return NOTIFY_DONE; - } INIT_WORK(&work->work, update_gid_event_work_handler);