From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752705AbWKBWaq (ORCPT ); Thu, 2 Nov 2006 17:30:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752708AbWKBWaq (ORCPT ); Thu, 2 Nov 2006 17:30:46 -0500 Received: from sj-iport-5.cisco.com ([171.68.10.87]:38694 "EHLO sj-iport-5.cisco.com") by vger.kernel.org with ESMTP id S1752705AbWKBWao (ORCPT ); Thu, 2 Nov 2006 17:30:44 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgAAAOf+SUWrR7PEh2dsb2JhbACMSQEBCQ4q X-IronPort-AV: i="4.09,382,1157353200"; d="scan'208"; a="338900200:sNHT141767840" To: torvalds@osdl.org Cc: openib-general@openib.org, linux-kernel@vger.kernel.org Subject: [GIT PULL] please pull infiniband.git X-Message-Flag: Warning: May contain useful information From: Roland Dreier Date: Thu, 02 Nov 2006 14:28:04 -0800 Message-ID: User-Agent: Gnus/5.1007 (Gnus v5.10.7) XEmacs/21.4.19 (linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 02 Nov 2006 22:28:05.0175 (UTC) FILETIME=[2A393C70:01C6FECE] Authentication-Results: sj-dkim-4.cisco.com; header.From=rdreier@cisco.com; dkim=pass ( sig from cisco.com verified; ); Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Linus, please pull from master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband.git for-linus This tree is also available from kernel.org mirrors at: git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband.git for-linus This includes various fixes for 2.6.19-rc5: Erez Zilber (1): IB/iser: Start connection after enabling iSER Jack Morgenstein (1): IB/uverbs: Return sq_draining value in query_qp response Krishna Kumar (1): RDMA/cma: rdma_bind_addr() leaks a cma_dev reference count Michael S. Tsirkin (1): IB/mthca: Fix MAD extended header format for MAD_IFC firmware command Paul Mackerras (1): IB/ehca: Fix eHCA driver compilation for uniprocessor Sean Hefty (1): RDMA/addr: Use client registration to fix module unload race Steve Wise (2): IB/amso1100: Use dma_alloc_coherent() instead of kmalloc/dma_map_single IB/amso1100: Fix incorrect pr_debug() drivers/infiniband/core/addr.c | 28 ++++++++++++++- drivers/infiniband/core/cma.c | 31 +++++++++++----- drivers/infiniband/core/uverbs_cmd.c | 2 +- drivers/infiniband/hw/amso1100/c2_alloc.c | 13 +++---- drivers/infiniband/hw/amso1100/c2_cq.c | 18 +++------ drivers/infiniband/hw/amso1100/c2_rnic.c | 56 ++++++++++++----------------- drivers/infiniband/hw/ehca/ehca_tools.h | 1 + drivers/infiniband/hw/mthca/mthca_cmd.c | 14 ++++---- drivers/infiniband/ulp/iser/iscsi_iser.c | 4 +- include/rdma/ib_addr.h | 20 ++++++++++- include/rdma/ib_user_verbs.h | 2 +- 11 files changed, 114 insertions(+), 75 deletions(-) diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 60d3fbd..e11187e 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -47,6 +47,7 @@ struct addr_req { struct sockaddr src_addr; struct sockaddr dst_addr; struct rdma_dev_addr *addr; + struct rdma_addr_client *client; void *context; void (*callback)(int status, struct sockaddr *src_addr, struct rdma_dev_addr *addr, void *context); @@ -61,6 +62,26 @@ static LIST_HEAD(req_list); static DECLARE_WORK(work, process_req, NULL); static struct workqueue_struct *addr_wq; +void rdma_addr_register_client(struct rdma_addr_client *client) +{ + atomic_set(&client->refcount, 1); + init_completion(&client->comp); +} +EXPORT_SYMBOL(rdma_addr_register_client); + +static inline void put_client(struct rdma_addr_client *client) +{ + if (atomic_dec_and_test(&client->refcount)) + complete(&client->comp); +} + +void rdma_addr_unregister_client(struct rdma_addr_client *client) +{ + put_client(client); + wait_for_completion(&client->comp); +} +EXPORT_SYMBOL(rdma_addr_unregister_client); + int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev, const unsigned char *dst_dev_addr) { @@ -229,6 +250,7 @@ static void process_req(void *data) list_del(&req->list); req->callback(req->status, &req->src_addr, req->addr, req->context); + put_client(req->client); kfree(req); } } @@ -264,7 +286,8 @@ static int addr_resolve_local(struct soc return ret; } -int rdma_resolve_ip(struct sockaddr *src_addr, struct sockaddr *dst_addr, +int rdma_resolve_ip(struct rdma_addr_client *client, + struct sockaddr *src_addr, struct sockaddr *dst_addr, struct rdma_dev_addr *addr, int timeout_ms, void (*callback)(int status, struct sockaddr *src_addr, struct rdma_dev_addr *addr, void *context), @@ -285,6 +308,8 @@ int rdma_resolve_ip(struct sockaddr *src req->addr = addr; req->callback = callback; req->context = context; + req->client = client; + atomic_inc(&client->refcount); src_in = (struct sockaddr_in *) &req->src_addr; dst_in = (struct sockaddr_in *) &req->dst_addr; @@ -305,6 +330,7 @@ int rdma_resolve_ip(struct sockaddr *src break; default: ret = req->status; + atomic_dec(&client->refcount); kfree(req); break; } diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 9ae4f3a..845090b 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -63,6 +63,7 @@ static struct ib_client cma_client = { }; static struct ib_sa_client sa_client; +static struct rdma_addr_client addr_client; static LIST_HEAD(dev_list); static LIST_HEAD(listen_any_list); static DEFINE_MUTEX(lock); @@ -1625,8 +1626,8 @@ int rdma_resolve_addr(struct rdma_cm_id if (cma_any_addr(dst_addr)) ret = cma_resolve_loopback(id_priv); else - ret = rdma_resolve_ip(&id->route.addr.src_addr, dst_addr, - &id->route.addr.dev_addr, + ret = rdma_resolve_ip(&addr_client, &id->route.addr.src_addr, + dst_addr, &id->route.addr.dev_addr, timeout_ms, addr_handler, id_priv); if (ret) goto err; @@ -1762,22 +1763,29 @@ int rdma_bind_addr(struct rdma_cm_id *id if (!cma_any_addr(addr)) { ret = rdma_translate_ip(addr, &id->route.addr.dev_addr); - if (!ret) { - mutex_lock(&lock); - ret = cma_acquire_dev(id_priv); - mutex_unlock(&lock); - } if (ret) - goto err; + goto err1; + + mutex_lock(&lock); + ret = cma_acquire_dev(id_priv); + mutex_unlock(&lock); + if (ret) + goto err1; } memcpy(&id->route.addr.src_addr, addr, ip_addr_size(addr)); ret = cma_get_port(id_priv); if (ret) - goto err; + goto err2; return 0; -err: +err2: + if (!cma_any_addr(addr)) { + mutex_lock(&lock); + cma_detach_from_dev(id_priv); + mutex_unlock(&lock); + } +err1: cma_comp_exch(id_priv, CMA_ADDR_BOUND, CMA_IDLE); return ret; } @@ -2210,6 +2218,7 @@ static int cma_init(void) return -ENOMEM; ib_sa_register_client(&sa_client); + rdma_addr_register_client(&addr_client); ret = ib_register_client(&cma_client); if (ret) @@ -2217,6 +2226,7 @@ static int cma_init(void) return 0; err: + rdma_addr_unregister_client(&addr_client); ib_sa_unregister_client(&sa_client); destroy_workqueue(cma_wq); return ret; @@ -2225,6 +2235,7 @@ err: static void cma_cleanup(void) { ib_unregister_client(&cma_client); + rdma_addr_unregister_client(&addr_client); ib_sa_unregister_client(&sa_client); destroy_workqueue(cma_wq); idr_destroy(&sdp_ps); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index b72c7f6..743247e 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1214,7 +1214,7 @@ ssize_t ib_uverbs_query_qp(struct ib_uve resp.qp_access_flags = attr->qp_access_flags; resp.pkey_index = attr->pkey_index; resp.alt_pkey_index = attr->alt_pkey_index; - resp.en_sqd_async_notify = attr->en_sqd_async_notify; + resp.sq_draining = attr->sq_draining; resp.max_rd_atomic = attr->max_rd_atomic; resp.max_dest_rd_atomic = attr->max_dest_rd_atomic; resp.min_rnr_timer = attr->min_rnr_timer; diff --git a/drivers/infiniband/hw/amso1100/c2_alloc.c b/drivers/infiniband/hw/amso1100/c2_alloc.c index 028a60b..0315f99 100644 --- a/drivers/infiniband/hw/amso1100/c2_alloc.c +++ b/drivers/infiniband/hw/amso1100/c2_alloc.c @@ -42,13 +42,14 @@ static int c2_alloc_mqsp_chunk(struct c2 { int i; struct sp_chunk *new_head; + dma_addr_t dma_addr; - new_head = (struct sp_chunk *) __get_free_page(gfp_mask); + new_head = dma_alloc_coherent(&c2dev->pcidev->dev, PAGE_SIZE, + &dma_addr, gfp_mask); if (new_head == NULL) return -ENOMEM; - new_head->dma_addr = dma_map_single(c2dev->ibdev.dma_device, new_head, - PAGE_SIZE, DMA_FROM_DEVICE); + new_head->dma_addr = dma_addr; pci_unmap_addr_set(new_head, mapping, new_head->dma_addr); new_head->next = NULL; @@ -80,10 +81,8 @@ void c2_free_mqsp_pool(struct c2_dev *c2 while (root) { next = root->next; - dma_unmap_single(c2dev->ibdev.dma_device, - pci_unmap_addr(root, mapping), PAGE_SIZE, - DMA_FROM_DEVICE); - __free_page((struct page *) root); + dma_free_coherent(&c2dev->pcidev->dev, PAGE_SIZE, root, + pci_unmap_addr(root, mapping)); root = next; } } diff --git a/drivers/infiniband/hw/amso1100/c2_cq.c b/drivers/infiniband/hw/amso1100/c2_cq.c index 9d7bcc5..05c9154 100644 --- a/drivers/infiniband/hw/amso1100/c2_cq.c +++ b/drivers/infiniband/hw/amso1100/c2_cq.c @@ -246,20 +246,17 @@ int c2_arm_cq(struct ib_cq *ibcq, enum i static void c2_free_cq_buf(struct c2_dev *c2dev, struct c2_mq *mq) { - - dma_unmap_single(c2dev->ibdev.dma_device, pci_unmap_addr(mq, mapping), - mq->q_size * mq->msg_size, DMA_FROM_DEVICE); - free_pages((unsigned long) mq->msg_pool.host, - get_order(mq->q_size * mq->msg_size)); + dma_free_coherent(&c2dev->pcidev->dev, mq->q_size * mq->msg_size, + mq->msg_pool.host, pci_unmap_addr(mq, mapping)); } static int c2_alloc_cq_buf(struct c2_dev *c2dev, struct c2_mq *mq, int q_size, int msg_size) { - unsigned long pool_start; + u8 *pool_start; - pool_start = __get_free_pages(GFP_KERNEL, - get_order(q_size * msg_size)); + pool_start = dma_alloc_coherent(&c2dev->pcidev->dev, q_size * msg_size, + &mq->host_dma, GFP_KERNEL); if (!pool_start) return -ENOMEM; @@ -267,13 +264,10 @@ static int c2_alloc_cq_buf(struct c2_dev 0, /* index (currently unknown) */ q_size, msg_size, - (u8 *) pool_start, + pool_start, NULL, /* peer (currently unknown) */ C2_MQ_HOST_TARGET); - mq->host_dma = dma_map_single(c2dev->ibdev.dma_device, - (void *)pool_start, - q_size * msg_size, DMA_FROM_DEVICE); pci_unmap_addr_set(mq, mapping, mq->host_dma); return 0; diff --git a/drivers/infiniband/hw/amso1100/c2_rnic.c b/drivers/infiniband/hw/amso1100/c2_rnic.c index 30409e1..21d9612 100644 --- a/drivers/infiniband/hw/amso1100/c2_rnic.c +++ b/drivers/infiniband/hw/amso1100/c2_rnic.c @@ -517,14 +517,12 @@ int c2_rnic_init(struct c2_dev *c2dev) /* Initialize the Verbs Reply Queue */ qsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q1_QSIZE)); msgsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q1_MSGSIZE)); - q1_pages = kmalloc(qsize * msgsize, GFP_KERNEL); + q1_pages = dma_alloc_coherent(&c2dev->pcidev->dev, qsize * msgsize, + &c2dev->rep_vq.host_dma, GFP_KERNEL); if (!q1_pages) { err = -ENOMEM; goto bail1; } - c2dev->rep_vq.host_dma = dma_map_single(c2dev->ibdev.dma_device, - (void *)q1_pages, qsize * msgsize, - DMA_FROM_DEVICE); pci_unmap_addr_set(&c2dev->rep_vq, mapping, c2dev->rep_vq.host_dma); pr_debug("%s rep_vq va %p dma %llx\n", __FUNCTION__, q1_pages, (unsigned long long) c2dev->rep_vq.host_dma); @@ -540,17 +538,15 @@ int c2_rnic_init(struct c2_dev *c2dev) /* Initialize the Asynchronus Event Queue */ qsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q2_QSIZE)); msgsize = be32_to_cpu(readl(mmio_regs + C2_REGS_Q2_MSGSIZE)); - q2_pages = kmalloc(qsize * msgsize, GFP_KERNEL); + q2_pages = dma_alloc_coherent(&c2dev->pcidev->dev, qsize * msgsize, + &c2dev->aeq.host_dma, GFP_KERNEL); if (!q2_pages) { err = -ENOMEM; goto bail2; } - c2dev->aeq.host_dma = dma_map_single(c2dev->ibdev.dma_device, - (void *)q2_pages, qsize * msgsize, - DMA_FROM_DEVICE); pci_unmap_addr_set(&c2dev->aeq, mapping, c2dev->aeq.host_dma); - pr_debug("%s aeq va %p dma %llx\n", __FUNCTION__, q1_pages, - (unsigned long long) c2dev->rep_vq.host_dma); + pr_debug("%s aeq va %p dma %llx\n", __FUNCTION__, q2_pages, + (unsigned long long) c2dev->aeq.host_dma); c2_mq_rep_init(&c2dev->aeq, 2, qsize, @@ -597,17 +593,13 @@ int c2_rnic_init(struct c2_dev *c2dev) bail4: vq_term(c2dev); bail3: - dma_unmap_single(c2dev->ibdev.dma_device, - pci_unmap_addr(&c2dev->aeq, mapping), - c2dev->aeq.q_size * c2dev->aeq.msg_size, - DMA_FROM_DEVICE); - kfree(q2_pages); + dma_free_coherent(&c2dev->pcidev->dev, + c2dev->aeq.q_size * c2dev->aeq.msg_size, + q2_pages, pci_unmap_addr(&c2dev->aeq, mapping)); bail2: - dma_unmap_single(c2dev->ibdev.dma_device, - pci_unmap_addr(&c2dev->rep_vq, mapping), - c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size, - DMA_FROM_DEVICE); - kfree(q1_pages); + dma_free_coherent(&c2dev->pcidev->dev, + c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size, + q1_pages, pci_unmap_addr(&c2dev->rep_vq, mapping)); bail1: c2_free_mqsp_pool(c2dev, c2dev->kern_mqsp_pool); bail0: @@ -640,19 +632,17 @@ void c2_rnic_term(struct c2_dev *c2dev) /* Free the verbs request allocator */ vq_term(c2dev); - /* Unmap and free the asynchronus event queue */ - dma_unmap_single(c2dev->ibdev.dma_device, - pci_unmap_addr(&c2dev->aeq, mapping), - c2dev->aeq.q_size * c2dev->aeq.msg_size, - DMA_FROM_DEVICE); - kfree(c2dev->aeq.msg_pool.host); - - /* Unmap and free the verbs reply queue */ - dma_unmap_single(c2dev->ibdev.dma_device, - pci_unmap_addr(&c2dev->rep_vq, mapping), - c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size, - DMA_FROM_DEVICE); - kfree(c2dev->rep_vq.msg_pool.host); + /* Free the asynchronus event queue */ + dma_free_coherent(&c2dev->pcidev->dev, + c2dev->aeq.q_size * c2dev->aeq.msg_size, + c2dev->aeq.msg_pool.host, + pci_unmap_addr(&c2dev->aeq, mapping)); + + /* Free the verbs reply queue */ + dma_free_coherent(&c2dev->pcidev->dev, + c2dev->rep_vq.q_size * c2dev->rep_vq.msg_size, + c2dev->rep_vq.msg_pool.host, + pci_unmap_addr(&c2dev->rep_vq, mapping)); /* Free the MQ shared pointer pool */ c2_free_mqsp_pool(c2dev, c2dev->kern_mqsp_pool); diff --git a/drivers/infiniband/hw/ehca/ehca_tools.h b/drivers/infiniband/hw/ehca/ehca_tools.h index 809da3e..973c4b5 100644 --- a/drivers/infiniband/hw/ehca/ehca_tools.h +++ b/drivers/infiniband/hw/ehca/ehca_tools.h @@ -63,6 +63,7 @@ #include #include #include #include +#include extern int ehca_debug_level; diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 99a94d7..768df72 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -1820,11 +1820,11 @@ int mthca_MAD_IFC(struct mthca_dev *dev, #define MAD_IFC_BOX_SIZE 0x400 #define MAD_IFC_MY_QPN_OFFSET 0x100 -#define MAD_IFC_RQPN_OFFSET 0x104 -#define MAD_IFC_SL_OFFSET 0x108 -#define MAD_IFC_G_PATH_OFFSET 0x109 -#define MAD_IFC_RLID_OFFSET 0x10a -#define MAD_IFC_PKEY_OFFSET 0x10e +#define MAD_IFC_RQPN_OFFSET 0x108 +#define MAD_IFC_SL_OFFSET 0x10c +#define MAD_IFC_G_PATH_OFFSET 0x10d +#define MAD_IFC_RLID_OFFSET 0x10e +#define MAD_IFC_PKEY_OFFSET 0x112 #define MAD_IFC_GRH_OFFSET 0x140 inmailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); @@ -1862,7 +1862,7 @@ #define MAD_IFC_GRH_OFFSET 0x140 val = in_wc->dlid_path_bits | (in_wc->wc_flags & IB_WC_GRH ? 0x80 : 0); - MTHCA_PUT(inbox, val, MAD_IFC_GRH_OFFSET); + MTHCA_PUT(inbox, val, MAD_IFC_G_PATH_OFFSET); MTHCA_PUT(inbox, in_wc->slid, MAD_IFC_RLID_OFFSET); MTHCA_PUT(inbox, in_wc->pkey_index, MAD_IFC_PKEY_OFFSET); @@ -1870,7 +1870,7 @@ #define MAD_IFC_GRH_OFFSET 0x140 if (in_grh) memcpy(inbox + MAD_IFC_GRH_OFFSET, in_grh, 40); - op_modifier |= 0x10; + op_modifier |= 0x4; in_modifier |= in_wc->slid << 16; } diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index eb6f98d..9b2041e 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -363,11 +363,11 @@ iscsi_iser_conn_start(struct iscsi_cls_c struct iscsi_conn *conn = cls_conn->dd_data; int err; - err = iscsi_conn_start(cls_conn); + err = iser_conn_set_full_featured_mode(conn); if (err) return err; - return iser_conn_set_full_featured_mode(conn); + return iscsi_conn_start(cls_conn); } static struct iscsi_transport iscsi_iser_transport; diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index 81b6230..c094e50 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -36,6 +36,22 @@ #include #include #include +struct rdma_addr_client { + atomic_t refcount; + struct completion comp; +}; + +/** + * rdma_addr_register_client - Register an address client. + */ +void rdma_addr_register_client(struct rdma_addr_client *client); + +/** + * rdma_addr_unregister_client - Deregister an address client. + * @client: Client object to deregister. + */ +void rdma_addr_unregister_client(struct rdma_addr_client *client); + struct rdma_dev_addr { unsigned char src_dev_addr[MAX_ADDR_LEN]; unsigned char dst_dev_addr[MAX_ADDR_LEN]; @@ -52,6 +68,7 @@ int rdma_translate_ip(struct sockaddr *a /** * rdma_resolve_ip - Resolve source and destination IP addresses to * RDMA hardware addresses. + * @client: Address client associated with request. * @src_addr: An optional source address to use in the resolution. If a * source address is not provided, a usable address will be returned via * the callback. @@ -64,7 +81,8 @@ int rdma_translate_ip(struct sockaddr *a * or been canceled. A status of 0 indicates success. * @context: User-specified context associated with the call. */ -int rdma_resolve_ip(struct sockaddr *src_addr, struct sockaddr *dst_addr, +int rdma_resolve_ip(struct rdma_addr_client *client, + struct sockaddr *src_addr, struct sockaddr *dst_addr, struct rdma_dev_addr *addr, int timeout_ms, void (*callback)(int status, struct sockaddr *src_addr, struct rdma_dev_addr *addr, void *context), diff --git a/include/rdma/ib_user_verbs.h b/include/rdma/ib_user_verbs.h index db1b814..64a721f 100644 --- a/include/rdma/ib_user_verbs.h +++ b/include/rdma/ib_user_verbs.h @@ -458,7 +458,7 @@ struct ib_uverbs_query_qp_resp { __u8 cur_qp_state; __u8 path_mtu; __u8 path_mig_state; - __u8 en_sqd_async_notify; + __u8 sq_draining; __u8 max_rd_atomic; __u8 max_dest_rd_atomic; __u8 min_rnr_timer;