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rdma-core.10551
Remove-the-obsolete-libibcm-library.patch
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File Remove-the-obsolete-libibcm-library.patch of Package rdma-core.10551
commit 1472695169425bdf02a39461706ed246eaa28623 Author: Leon Romanovsky <leonro@mellanox.com> Date: Mon Dec 25 14:04:02 2017 +0200 Remove the obsolete libibcm library The libibcm library was marked as obsolete long time ago, the following patch is first step before removing ucm from the kernel. Signed-off-by: Leon Romanovsky <leonro@mellanox.com> diff --git CMakeLists.txt CMakeLists.txt index 6c5d6b7c5395..dc7a6fe9ec2e 100644 --- CMakeLists.txt +++ CMakeLists.txt @@ -429,7 +429,6 @@ add_subdirectory(libibverbs) add_subdirectory(libibverbs/man) add_subdirectory(librdmacm) add_subdirectory(librdmacm/man) -add_subdirectory(libibcm) # Providers if (HAVE_COHERENT_DMA) @@ -459,7 +458,6 @@ add_subdirectory(ibacm) # NO SPARSE if (NOT NL_KIND EQUAL 0) add_subdirectory(iwpmd) endif() -add_subdirectory(libibcm/examples) add_subdirectory(libibumad/tests) add_subdirectory(libibverbs/examples) add_subdirectory(librdmacm/examples) diff --git Documentation/CMakeLists.txt Documentation/CMakeLists.txt index 4b9e07f2e7f3..bda16fa3be8c 100644 --- Documentation/CMakeLists.txt +++ Documentation/CMakeLists.txt @@ -1,7 +1,6 @@ install(FILES ibacm.md ibsrpdm.md - libibcm.md libibverbs.md librdmacm.md rxe.md diff --git Documentation/libibcm.md Documentation/libibcm.md deleted file mode 100644 index 663e7736d2f1..000000000000 --- Documentation/libibcm.md +++ /dev/null @@ -1,16 +0,0 @@ -# Device files - -The userspace CM uses a device file per adapter present. - -To create the appropriate character device file automatically with -udev, a rule like - - KERNEL="ucm*", NAME="infiniband/%k", MODE="0666" - -can be used. This will create the device node named - - /dev/infiniband/ucm0 - -for the first HCA in the system, or you can create it manually - - mknod /dev/infiniband/ucm0 c 231 224 diff --git MAINTAINERS MAINTAINERS index e6f139501b73..f64e13a025fe 100644 --- MAINTAINERS +++ MAINTAINERS @@ -99,12 +99,6 @@ H: Robert Sharp <robert.o.sharp@intel.com> S: Supported F: iwpmd/ -LIBIBCM USERSPACE LIBRARY FOR IB CONNECTION MANAGEMENT (/dev/infiniband/ucmX) -M: Sean Hefty <sean.hefty@intel.com> -H: Libor Michalek <libor@topspin.com> -S: Obsolete -F: libibcm/ - LIBIBUMAD USERSPACE LIBRARY FOR SMP AND GMP MAD PROCESSING (/dev/infiniband/umadX) M: Hal Rosenstock <hal@dev.mellanox.co.il> H: Sasha Khapyorsky <sashak@voltaire.com> diff --git README.md README.md index b7928ab5a2f4..4d7e949b220e 100644 --- README.md +++ README.md @@ -9,7 +9,6 @@ following device nodes: - /dev/infiniband/uverbsX (libibverbs) - /dev/infiniband/rdma_cm (librdmacm) - /dev/infiniband/umadX (libibumad) - - /dev/infiniband/ucmX (libibcm, deprecated) The userspace component of the libibverbs RDMA kernel drivers are included under the providers/ directory. Support for the following Kernel RDMA drivers diff --git debian/control debian/control index 451b379f01ae..ef7e3cc27a94 100644 --- debian/control +++ debian/control @@ -172,45 +172,6 @@ Description: Debug symbols for the libibverbs library libibverbs1. They will automatically be used by gdb for debugging libibverbs-related issues. -Package: libibcm-dev -Section: libdevel -Architecture: linux-any -Multi-Arch: same -Depends: libibcm1 (= ${binary:Version}), libibverbs-dev, ${misc:Depends} -Description: Development files for the libibcm library - libibcm provides a userspace implementation of an InfiniBand - Communication Manager (CM). The CM handles both connection - establishment as well as service ID resolution. - . - This package is needed to compile programs against libibcm1. - It contains the header files and static libraries (optionally) - needed for compiling. - -Package: libibcm1 -Architecture: linux-any -Multi-Arch: same -Section: libs -Depends: ${misc:Depends}, ${shlibs:Depends} -Description: InfiniBand Communication Manager (CM) library - libibcm provides a userspace implementation of an InfiniBand - Communication Manager (CM). The CM handles both connection - establishment as well as service ID resolution. - . - This package contains the shared library. - -Package: libibcm1-dbg -Section: debug -Architecture: linux-any -Depends: libibcm1 (= ${binary:Version}), ${misc:Depends} -Description: Debug symbols for the libibcm1 library - libibcm provides a userspace implementation of an InfiniBand - Communication Manager (CM). The CM handles both connection - establishment as well as service ID resolution. - . - This package contains the debug symbols associated with - libibcm1. They will automatically be used by gdb for debugging - libibcm-related issues. - Package: libibumad-dev Section: libdevel Architecture: linux-any diff --git debian/copyright debian/copyright index 5546882be642..dccd34a08678 100644 --- debian/copyright +++ debian/copyright @@ -77,12 +77,6 @@ Files: iwpmd/* Copyright: 2013-2016, Intel Corporation. License: BSD-MIT or GPL-2 -Files: libibcm/* -Copyright: 2004-2006, Intel Corporation. - 2004-2005, Topspin Communications. - 2004, Voltaire Corporation. -License: BSD-MIT or GPL-2 - Files: libibumad/* Copyright: 2004-2017, Mellanox Technologies Ltd. 2004, Infinicon Corporation. diff --git debian/libibcm-dev.install debian/libibcm-dev.install deleted file mode 100644 index 36e1e5fe58c3..000000000000 --- debian/libibcm-dev.install +++ /dev/null @@ -1,3 +0,0 @@ -usr/include/infiniband/cm.h -usr/include/infiniband/cm_abi.h -usr/lib/*/libibcm*.so diff --git debian/libibcm1.install debian/libibcm1.install deleted file mode 100644 index a0ace6ebf2ea..000000000000 --- debian/libibcm1.install +++ /dev/null @@ -1,2 +0,0 @@ -usr/lib/*/libibcm*.so.* -usr/share/doc/rdma-core/libibcm.md usr/share/doc/libibcm1/ diff --git debian/libibcm1.symbols debian/libibcm1.symbols deleted file mode 100644 index a7b0ef434513..000000000000 --- debian/libibcm1.symbols +++ /dev/null @@ -1,23 +0,0 @@ -libibcm.so.1 libibcm1 #MINVER# - IBCM_1.0@IBCM_1.0 12 - ib_cm_ack_event@IBCM_1.0 12 - ib_cm_attr_id@IBCM_1.0 12 - ib_cm_close_device@IBCM_1.0 12 - ib_cm_create_id@IBCM_1.0 12 - ib_cm_destroy_id@IBCM_1.0 12 - ib_cm_get_event@IBCM_1.0 12 - ib_cm_init_qp_attr@IBCM_1.0 12 - ib_cm_listen@IBCM_1.0 12 - ib_cm_notify@IBCM_1.0 12 - ib_cm_open_device@IBCM_1.0 12 - ib_cm_send_apr@IBCM_1.0 12 - ib_cm_send_drep@IBCM_1.0 12 - ib_cm_send_dreq@IBCM_1.0 12 - ib_cm_send_lap@IBCM_1.0 12 - ib_cm_send_mra@IBCM_1.0 12 - ib_cm_send_rej@IBCM_1.0 12 - ib_cm_send_rep@IBCM_1.0 12 - ib_cm_send_req@IBCM_1.0 12 - ib_cm_send_rtu@IBCM_1.0 12 - ib_cm_send_sidr_rep@IBCM_1.0 12 - ib_cm_send_sidr_req@IBCM_1.0 12 diff --git debian/rules debian/rules index be1781add759..87d021047530 100755 --- debian/rules +++ debian/rules @@ -74,7 +74,6 @@ override_dh_makeshlibs: dh_makeshlibs $(SHLIBS_EXCLUDE) override_dh_strip: - dh_strip -plibibcm1 --dbg-package=libibcm1-dbg dh_strip -plibibumad3 --dbg-package=libibumad3-dbg dh_strip -plibibverbs1 --dbg-package=libibverbs1-dbg dh_strip -plibrdmacm1 --dbg-package=librdmacm1-dbg diff --git libibcm/CMakeLists.txt libibcm/CMakeLists.txt deleted file mode 100644 index 7087859ee8e3..000000000000 --- libibcm/CMakeLists.txt +++ /dev/null @@ -1,11 +0,0 @@ -publish_headers(infiniband - cm.h - cm_abi.h - ) - -rdma_library(ibcm libibcm.map - # See Documentation/versioning.md - 1 1.0.${PACKAGE_VERSION} - cm.c - ) -target_link_libraries(ibcm LINK_PUBLIC ibverbs) diff --git libibcm/cm.c libibcm/cm.c deleted file mode 100644 index 4fd3fdd6510a..000000000000 --- libibcm/cm.c +++ /dev/null @@ -1,1025 +0,0 @@ -/* - * Copyright (c) 2005 Topspin Communications. All rights reserved. - * Copyright (c) 2005-2006 Intel Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id$ - */ -#define _GNU_SOURCE -#include <config.h> - -#include <stdlib.h> -#include <string.h> -#include <stdio.h> -#include <fcntl.h> -#include <errno.h> -#include <unistd.h> -#include <pthread.h> -#include <stddef.h> - -#include <infiniband/cm.h> -#include <rdma/ib_user_cm.h> -#include <infiniband/driver.h> -#include <infiniband/marshall.h> - -#include <valgrind/memcheck.h> - -#define PFX "libibcm: " - -#define IB_USER_CM_MIN_ABI_VERSION 4 -#define IB_USER_CM_MAX_ABI_VERSION 5 - -static int abi_ver; -static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; - -enum { - IB_UCM_MAX_DEVICES = 32 -}; - -static inline int ERR(int err) -{ - errno = err; - return -1; -} - - -#define CM_CREATE_MSG_CMD_RESP(msg, cmd, resp, type, size) \ -do { \ - struct ib_ucm_cmd_hdr *hdr; \ - \ - size = sizeof(*hdr) + sizeof(*cmd); \ - msg = alloca(size); \ - if (!msg) \ - return ERR(ENOMEM); \ - hdr = msg; \ - cmd = msg + sizeof(*hdr); \ - hdr->cmd = type; \ - hdr->in = sizeof(*cmd); \ - hdr->out = sizeof(*resp); \ - memset(cmd, 0, sizeof(*cmd)); \ - resp = alloca(sizeof(*resp)); \ - if (!resp) \ - return ERR(ENOMEM); \ - cmd->response = (uintptr_t)resp;\ -} while (0) - -#define CM_CREATE_MSG_CMD(msg, cmd, type, size) \ -do { \ - struct ib_ucm_cmd_hdr *hdr; \ - \ - size = sizeof(*hdr) + sizeof(*cmd); \ - msg = alloca(size); \ - if (!msg) \ - return ERR(ENOMEM); \ - hdr = msg; \ - cmd = msg + sizeof(*hdr); \ - hdr->cmd = type; \ - hdr->in = sizeof(*cmd); \ - hdr->out = 0; \ - memset(cmd, 0, sizeof(*cmd)); \ -} while (0) - -struct cm_id_private { - struct ib_cm_id id; - int events_completed; - pthread_cond_t cond; - pthread_mutex_t mut; -}; - -static int check_abi_version(void) -{ - char value[8]; - - if (ibv_read_sysfs_file(ibv_get_sysfs_path(), - "class/infiniband_cm/abi_version", - value, sizeof value) < 0) { - fprintf(stderr, PFX "couldn't read ABI version\n"); - return 0; - } - - abi_ver = strtol(value, NULL, 10); - if (abi_ver < IB_USER_CM_MIN_ABI_VERSION || - abi_ver > IB_USER_CM_MAX_ABI_VERSION) { - fprintf(stderr, PFX "kernel ABI version %d " - "doesn't match library version %d.\n", - abi_ver, IB_USER_CM_MAX_ABI_VERSION); - return -1; - } - return 0; -} - -static int ucm_init(void) -{ - int ret = 0; - - pthread_mutex_lock(&mut); - if (!abi_ver) - ret = check_abi_version(); - pthread_mutex_unlock(&mut); - - return ret; -} - -static int ucm_get_dev_index(char *dev_name) -{ - char *dev_path; - char ibdev[IBV_SYSFS_NAME_MAX]; - int i, ret; - - for (i = 0; i < IB_UCM_MAX_DEVICES; i++) { - ret = asprintf(&dev_path, "/sys/class/infiniband_cm/ucm%d", i); - if (ret < 0) - return -1; - - ret = ibv_read_sysfs_file(dev_path, "ibdev", ibdev, sizeof ibdev); - if (ret < 0) - continue; - - if (!strcmp(dev_name, ibdev)) { - free(dev_path); - return i; - } - - free(dev_path); - } - return -1; -} - -struct ib_cm_device* ib_cm_open_device(struct ibv_context *device_context) -{ - struct ib_cm_device *dev; - char *dev_path; - int index, ret; - - if (ucm_init()) - return NULL; - - index = ucm_get_dev_index(device_context->device->name); - if (index < 0) - return NULL; - - dev = malloc(sizeof *dev); - if (!dev) - return NULL; - - dev->device_context = device_context; - - ret = asprintf(&dev_path, "/dev/infiniband/ucm%d", index); - if (ret < 0) - goto err1; - - dev->fd = open(dev_path, O_RDWR); - if (dev->fd < 0) - goto err2; - - free(dev_path); - return dev; - -err2: - free(dev_path); -err1: - free(dev); - return NULL; -} - -void ib_cm_close_device(struct ib_cm_device *device) -{ - close(device->fd); - free(device); -} - -static void ib_cm_free_id(struct cm_id_private *cm_id_priv) -{ - pthread_cond_destroy(&cm_id_priv->cond); - pthread_mutex_destroy(&cm_id_priv->mut); - free(cm_id_priv); -} - -static struct cm_id_private *ib_cm_alloc_id(struct ib_cm_device *device, - void *context) -{ - struct cm_id_private *cm_id_priv; - - cm_id_priv = malloc(sizeof *cm_id_priv); - if (!cm_id_priv) - return NULL; - - memset(cm_id_priv, 0, sizeof *cm_id_priv); - cm_id_priv->id.device = device; - cm_id_priv->id.context = context; - pthread_mutex_init(&cm_id_priv->mut, NULL); - if (pthread_cond_init(&cm_id_priv->cond, NULL)) - goto err; - - return cm_id_priv; - -err: ib_cm_free_id(cm_id_priv); - return NULL; -} - -int ib_cm_create_id(struct ib_cm_device *device, - struct ib_cm_id **cm_id, void *context) -{ - struct ib_ucm_create_id_resp *resp; - struct ib_ucm_create_id *cmd; - struct cm_id_private *cm_id_priv; - void *msg; - int result; - int size; - - cm_id_priv = ib_cm_alloc_id(device, context); - if (!cm_id_priv) - return ERR(ENOMEM); - - CM_CREATE_MSG_CMD_RESP(msg, cmd, resp, IB_USER_CM_CMD_CREATE_ID, size); - cmd->uid = (uintptr_t) cm_id_priv; - - result = write(device->fd, msg, size); - if (result != size) - goto err; - - VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp); - - cm_id_priv->id.handle = resp->id; - *cm_id = &cm_id_priv->id; - return 0; - -err: ib_cm_free_id(cm_id_priv); - return result; -} - -int ib_cm_destroy_id(struct ib_cm_id *cm_id) -{ - struct ib_ucm_destroy_id_resp *resp; - struct ib_ucm_destroy_id *cmd; - struct cm_id_private *cm_id_priv; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD_RESP(msg, cmd, resp, IB_USER_CM_CMD_DESTROY_ID, size); - cmd->id = cm_id->handle; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp); - - cm_id_priv = container_of(cm_id, struct cm_id_private, id); - - pthread_mutex_lock(&cm_id_priv->mut); - while (cm_id_priv->events_completed < resp->events_reported) - pthread_cond_wait(&cm_id_priv->cond, &cm_id_priv->mut); - pthread_mutex_unlock(&cm_id_priv->mut); - - ib_cm_free_id(cm_id_priv); - return 0; -} - -int ib_cm_attr_id(struct ib_cm_id *cm_id, struct ib_cm_attr_param *param) -{ - struct ib_ucm_attr_id_resp *resp; - struct ib_ucm_attr_id *cmd; - void *msg; - int result; - int size; - - if (!param) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD_RESP(msg, cmd, resp, IB_USER_CM_CMD_ATTR_ID, size); - cmd->id = cm_id->handle; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp); - - param->service_id = resp->service_id; - param->service_mask = resp->service_mask; - param->local_id = resp->local_id; - param->remote_id = resp->remote_id; - return 0; -} - -int ib_cm_init_qp_attr(struct ib_cm_id *cm_id, - struct ibv_qp_attr *qp_attr, - int *qp_attr_mask) -{ - struct ibv_kern_qp_attr *resp; - struct ib_ucm_init_qp_attr *cmd; - void *msg; - int result; - int size; - - if (!qp_attr || !qp_attr_mask) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD_RESP(msg, cmd, resp, IB_USER_CM_CMD_INIT_QP_ATTR, size); - cmd->id = cm_id->handle; - cmd->qp_state = qp_attr->qp_state; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : result; - - VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp); - - *qp_attr_mask = resp->qp_attr_mask; - ibv_copy_qp_attr_from_kern(qp_attr, resp); - - return 0; -} - -int ib_cm_listen(struct ib_cm_id *cm_id, - __be64 service_id, - __be64 service_mask) -{ - struct ib_ucm_listen *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_LISTEN, size); - cmd->id = cm_id->handle; - cmd->service_id = service_id; - cmd->service_mask = service_mask; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_send_req(struct ib_cm_id *cm_id, struct ib_cm_req_param *param) -{ - struct ib_user_path_rec p_path; - struct ib_user_path_rec *a_path; - struct ib_ucm_req *cmd; - void *msg; - int result; - int size; - - if (!param || !param->primary_path) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_REQ, size); - cmd->id = cm_id->handle; - cmd->qpn = param->qp_num; - cmd->qp_type = param->qp_type; - cmd->psn = param->starting_psn; - cmd->sid = param->service_id; - cmd->peer_to_peer = param->peer_to_peer; - cmd->responder_resources = param->responder_resources; - cmd->initiator_depth = param->initiator_depth; - cmd->remote_cm_response_timeout = param->remote_cm_response_timeout; - cmd->flow_control = param->flow_control; - cmd->local_cm_response_timeout = param->local_cm_response_timeout; - cmd->retry_count = param->retry_count; - cmd->rnr_retry_count = param->rnr_retry_count; - cmd->max_cm_retries = param->max_cm_retries; - cmd->srq = param->srq; - - ibv_copy_path_rec_to_kern(&p_path, param->primary_path); - cmd->primary_path = (uintptr_t) &p_path; - - if (param->alternate_path) { - a_path = alloca(sizeof(*a_path)); - if (!a_path) - return ERR(ENOMEM); - - ibv_copy_path_rec_to_kern(a_path, param->alternate_path); - cmd->alternate_path = (uintptr_t) a_path; - } - - if (param->private_data && param->private_data_len) { - cmd->data = (uintptr_t) param->private_data; - cmd->len = param->private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_send_rep(struct ib_cm_id *cm_id, struct ib_cm_rep_param *param) -{ - struct ib_ucm_rep *cmd; - void *msg; - int result; - int size; - - if (!param) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_REP, size); - cmd->uid = (uintptr_t) container_of(cm_id, struct cm_id_private, id); - cmd->id = cm_id->handle; - cmd->qpn = param->qp_num; - cmd->psn = param->starting_psn; - cmd->responder_resources = param->responder_resources; - cmd->initiator_depth = param->initiator_depth; - cmd->target_ack_delay = param->target_ack_delay; - cmd->failover_accepted = param->failover_accepted; - cmd->flow_control = param->flow_control; - cmd->rnr_retry_count = param->rnr_retry_count; - cmd->srq = param->srq; - - if (param->private_data && param->private_data_len) { - cmd->data = (uintptr_t) param->private_data; - cmd->len = param->private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -static inline int cm_send_private_data(struct ib_cm_id *cm_id, - uint32_t type, - void *private_data, - uint8_t private_data_len) -{ - struct ib_ucm_private_data *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, type, size); - cmd->id = cm_id->handle; - - if (private_data && private_data_len) { - cmd->data = (uintptr_t) private_data; - cmd->len = private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_send_rtu(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len) -{ - return cm_send_private_data(cm_id, IB_USER_CM_CMD_SEND_RTU, - private_data, private_data_len); -} - -int ib_cm_send_dreq(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len) -{ - return cm_send_private_data(cm_id, IB_USER_CM_CMD_SEND_DREQ, - private_data, private_data_len); -} - -int ib_cm_send_drep(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len) -{ - return cm_send_private_data(cm_id, IB_USER_CM_CMD_SEND_DREP, - private_data, private_data_len); -} - -static int cm_establish(struct ib_cm_id *cm_id) -{ - /* In kernel ABI 4 ESTABLISH was repurposed as NOTIFY and gained an - extra field. For some reason the compat definitions were deleted - from the uapi headers :( */ -#define IB_USER_CM_CMD_ESTABLISH IB_USER_CM_CMD_NOTIFY - struct cm_abi_establish { /* ABI 4 support */ - __u32 id; - }; - - struct cm_abi_establish *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_ESTABLISH, size); - cmd->id = cm_id->handle; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_notify(struct ib_cm_id *cm_id, enum ibv_event_type event) -{ - struct ib_ucm_notify *cmd; - void *msg; - int result; - int size; - - if (abi_ver == 4) { - if (event == IBV_EVENT_COMM_EST) - return cm_establish(cm_id); - else - return ERR(EINVAL); - } - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_NOTIFY, size); - cmd->id = cm_id->handle; - cmd->event = event; - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -static inline int cm_send_status(struct ib_cm_id *cm_id, - uint32_t type, - int status, - void *info, - uint8_t info_length, - void *private_data, - uint8_t private_data_len) -{ - struct ib_ucm_info *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, type, size); - cmd->id = cm_id->handle; - cmd->status = status; - - if (private_data && private_data_len) { - cmd->data = (uintptr_t) private_data; - cmd->data_len = private_data_len; - } - - if (info && info_length) { - cmd->info = (uintptr_t) info; - cmd->info_len = info_length; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_send_rej(struct ib_cm_id *cm_id, - enum ib_cm_rej_reason reason, - void *ari, - uint8_t ari_length, - void *private_data, - uint8_t private_data_len) -{ - return cm_send_status(cm_id, IB_USER_CM_CMD_SEND_REJ, reason, - ari, ari_length, - private_data, private_data_len); -} - -int ib_cm_send_apr(struct ib_cm_id *cm_id, - enum ib_cm_apr_status status, - void *info, - uint8_t info_length, - void *private_data, - uint8_t private_data_len) -{ - return cm_send_status(cm_id, IB_USER_CM_CMD_SEND_APR, status, - info, info_length, - private_data, private_data_len); -} - -int ib_cm_send_mra(struct ib_cm_id *cm_id, - uint8_t service_timeout, - void *private_data, - uint8_t private_data_len) -{ - struct ib_ucm_mra *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_MRA, size); - cmd->id = cm_id->handle; - cmd->timeout = service_timeout; - - if (private_data && private_data_len) { - cmd->data = (uintptr_t) private_data; - cmd->len = private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : result; - - return 0; -} - -int ib_cm_send_lap(struct ib_cm_id *cm_id, - struct ibv_sa_path_rec *alternate_path, - void *private_data, - uint8_t private_data_len) -{ - struct ib_user_path_rec abi_path; - struct ib_ucm_lap *cmd; - void *msg; - int result; - int size; - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_LAP, size); - cmd->id = cm_id->handle; - - ibv_copy_path_rec_to_kern(&abi_path, alternate_path); - cmd->path = (uintptr_t) &abi_path; - - if (private_data && private_data_len) { - cmd->data = (uintptr_t) private_data; - cmd->len = private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -int ib_cm_send_sidr_req(struct ib_cm_id *cm_id, - struct ib_cm_sidr_req_param *param) -{ - struct ib_user_path_rec abi_path; - struct ib_ucm_sidr_req *cmd; - void *msg; - int result; - int size; - - if (!param || !param->path) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_SIDR_REQ, size); - cmd->id = cm_id->handle; - cmd->sid = param->service_id; - cmd->timeout = param->timeout_ms; - cmd->max_cm_retries = param->max_cm_retries; - - ibv_copy_path_rec_to_kern(&abi_path, param->path); - cmd->path = (uintptr_t) &abi_path; - - if (param->private_data && param->private_data_len) { - cmd->data = (uintptr_t) param->private_data; - cmd->len = param->private_data_len; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : result; - - return 0; -} - -int ib_cm_send_sidr_rep(struct ib_cm_id *cm_id, - struct ib_cm_sidr_rep_param *param) -{ - struct ib_ucm_sidr_rep *cmd; - void *msg; - int result; - int size; - - if (!param) - return ERR(EINVAL); - - CM_CREATE_MSG_CMD(msg, cmd, IB_USER_CM_CMD_SEND_SIDR_REP, size); - cmd->id = cm_id->handle; - cmd->qpn = param->qp_num; - cmd->qkey = param->qkey; - cmd->status = param->status; - - if (param->private_data && param->private_data_len) { - cmd->data = (uintptr_t) param->private_data; - cmd->data_len = param->private_data_len; - } - - if (param->info && param->info_length) { - cmd->info = (uintptr_t) param->info; - cmd->info_len = param->info_length; - } - - result = write(cm_id->device->fd, msg, size); - if (result != size) - return (result >= 0) ? ERR(ENODATA) : -1; - - return 0; -} - -static void cm_event_req_get(struct ib_cm_req_event_param *ureq, - struct ib_ucm_req_event_resp *kreq) -{ - ureq->remote_ca_guid = kreq->remote_ca_guid; - ureq->remote_qkey = kreq->remote_qkey; - ureq->remote_qpn = kreq->remote_qpn; - ureq->qp_type = kreq->qp_type; - ureq->starting_psn = kreq->starting_psn; - ureq->responder_resources = kreq->responder_resources; - ureq->initiator_depth = kreq->initiator_depth; - ureq->local_cm_response_timeout = kreq->local_cm_response_timeout; - ureq->flow_control = kreq->flow_control; - ureq->remote_cm_response_timeout = kreq->remote_cm_response_timeout; - ureq->retry_count = kreq->retry_count; - ureq->rnr_retry_count = kreq->rnr_retry_count; - ureq->srq = kreq->srq; - ureq->port = kreq->port; - - ibv_copy_path_rec_from_kern(ureq->primary_path, &kreq->primary_path); - if (ureq->alternate_path) - ibv_copy_path_rec_from_kern(ureq->alternate_path, - &kreq->alternate_path); -} - -static void cm_event_rep_get(struct ib_cm_rep_event_param *urep, - struct ib_ucm_rep_event_resp *krep) -{ - urep->remote_ca_guid = krep->remote_ca_guid; - urep->remote_qkey = krep->remote_qkey; - urep->remote_qpn = krep->remote_qpn; - urep->starting_psn = krep->starting_psn; - urep->responder_resources = krep->responder_resources; - urep->initiator_depth = krep->initiator_depth; - urep->target_ack_delay = krep->target_ack_delay; - urep->failover_accepted = krep->failover_accepted; - urep->flow_control = krep->flow_control; - urep->rnr_retry_count = krep->rnr_retry_count; - urep->srq = krep->srq; -} - -static void cm_event_sidr_rep_get(struct ib_cm_sidr_rep_event_param *urep, - struct ib_ucm_sidr_rep_event_resp *krep) -{ - urep->status = krep->status; - urep->qkey = krep->qkey; - urep->qpn = krep->qpn; -}; - -int ib_cm_get_event(struct ib_cm_device *device, struct ib_cm_event **event) -{ - struct cm_id_private *cm_id_priv; - struct ib_ucm_cmd_hdr *hdr; - struct ib_ucm_event_get *cmd; - struct ib_ucm_event_resp *resp; - struct ib_cm_event *evt = NULL; - struct ibv_sa_path_rec *path_a = NULL; - struct ibv_sa_path_rec *path_b = NULL; - void *data = NULL; - void *info = NULL; - void *msg; - int result = 0; - int size; - - if (!event) - return ERR(EINVAL); - - size = sizeof(*hdr) + sizeof(*cmd); - msg = alloca(size); - if (!msg) - return ERR(ENOMEM); - - hdr = msg; - cmd = msg + sizeof(*hdr); - - hdr->cmd = IB_USER_CM_CMD_EVENT; - hdr->in = sizeof(*cmd); - hdr->out = sizeof(*resp); - - memset(cmd, 0, sizeof(*cmd)); - - resp = alloca(sizeof(*resp)); - if (!resp) - return ERR(ENOMEM); - - cmd->response = (uintptr_t) resp; - cmd->data_len = (uint8_t)(~0U); - cmd->info_len = (uint8_t)(~0U); - - data = malloc(cmd->data_len); - if (!data) { - result = ERR(ENOMEM); - goto done; - } - - info = malloc(cmd->info_len); - if (!info) { - result = ERR(ENOMEM); - goto done; - } - - cmd->data = (uintptr_t) data; - cmd->info = (uintptr_t) info; - - result = write(device->fd, msg, size); - if (result != size) { - result = (result >= 0) ? ERR(ENODATA) : -1; - goto done; - } - - VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp); - - /* - * decode event. - */ - evt = malloc(sizeof(*evt)); - if (!evt) { - result = ERR(ENOMEM); - goto done; - } - memset(evt, 0, sizeof(*evt)); - evt->cm_id = (void *) (uintptr_t) resp->uid; - evt->event = resp->event; - - if (resp->present & IB_UCM_PRES_PRIMARY) { - path_a = malloc(sizeof(*path_a)); - if (!path_a) { - result = ERR(ENOMEM); - goto done; - } - } - - if (resp->present & IB_UCM_PRES_ALTERNATE) { - path_b = malloc(sizeof(*path_b)); - if (!path_b) { - result = ERR(ENOMEM); - goto done; - } - } - - switch (evt->event) { - case IB_CM_REQ_RECEIVED: - evt->param.req_rcvd.listen_id = evt->cm_id; - cm_id_priv = ib_cm_alloc_id(evt->cm_id->device, - evt->cm_id->context); - if (!cm_id_priv) { - result = ERR(ENOMEM); - goto done; - } - cm_id_priv->id.handle = resp->id; - evt->cm_id = &cm_id_priv->id; - evt->param.req_rcvd.primary_path = path_a; - evt->param.req_rcvd.alternate_path = path_b; - path_a = NULL; - path_b = NULL; - cm_event_req_get(&evt->param.req_rcvd, &resp->u.req_resp); - break; - case IB_CM_REP_RECEIVED: - cm_event_rep_get(&evt->param.rep_rcvd, &resp->u.rep_resp); - break; - case IB_CM_MRA_RECEIVED: - evt->param.mra_rcvd.service_timeout = resp->u.mra_resp.timeout; - break; - case IB_CM_REJ_RECEIVED: - evt->param.rej_rcvd.reason = resp->u.rej_resp.reason; - evt->param.rej_rcvd.ari = info; - info = NULL; - break; - case IB_CM_LAP_RECEIVED: - evt->param.lap_rcvd.alternate_path = path_b; - path_b = NULL; - ibv_copy_path_rec_from_kern(evt->param.lap_rcvd.alternate_path, - &resp->u.lap_resp.path); - break; - case IB_CM_APR_RECEIVED: - evt->param.apr_rcvd.ap_status = resp->u.apr_resp.status; - evt->param.apr_rcvd.apr_info = info; - info = NULL; - break; - case IB_CM_SIDR_REQ_RECEIVED: - evt->param.sidr_req_rcvd.listen_id = evt->cm_id; - cm_id_priv = ib_cm_alloc_id(evt->cm_id->device, - evt->cm_id->context); - if (!cm_id_priv) { - result = ERR(ENOMEM); - goto done; - } - cm_id_priv->id.handle = resp->id; - evt->cm_id = &cm_id_priv->id; - evt->param.sidr_req_rcvd.pkey = resp->u.sidr_req_resp.pkey; - evt->param.sidr_req_rcvd.port = resp->u.sidr_req_resp.port; - break; - case IB_CM_SIDR_REP_RECEIVED: - cm_event_sidr_rep_get(&evt->param.sidr_rep_rcvd, - &resp->u.sidr_rep_resp); - evt->param.sidr_rep_rcvd.info = info; - info = NULL; - break; - default: - evt->param.send_status = resp->u.send_status; - break; - } - - if (resp->present & IB_UCM_PRES_DATA) { - evt->private_data = data; - data = NULL; - } - - *event = evt; - evt = NULL; - result = 0; -done: - if (data) - free(data); - if (info) - free(info); - if (path_a) - free(path_a); - if (path_b) - free(path_b); - if (evt) - free(evt); - - return result; -} - -int ib_cm_ack_event(struct ib_cm_event *event) -{ - struct cm_id_private *cm_id_priv; - - if (!event) - return ERR(EINVAL); - - if (event->private_data) - free(event->private_data); - - cm_id_priv = container_of(event->cm_id, struct cm_id_private, id); - - switch (event->event) { - case IB_CM_REQ_RECEIVED: - cm_id_priv = container_of(event->param.req_rcvd.listen_id, - struct cm_id_private, id); - free(event->param.req_rcvd.primary_path); - if (event->param.req_rcvd.alternate_path) - free(event->param.req_rcvd.alternate_path); - break; - case IB_CM_REJ_RECEIVED: - if (event->param.rej_rcvd.ari) - free(event->param.rej_rcvd.ari); - break; - case IB_CM_LAP_RECEIVED: - free(event->param.lap_rcvd.alternate_path); - break; - case IB_CM_APR_RECEIVED: - if (event->param.apr_rcvd.apr_info) - free(event->param.apr_rcvd.apr_info); - break; - case IB_CM_SIDR_REQ_RECEIVED: - cm_id_priv = container_of(event->param.sidr_req_rcvd.listen_id, - struct cm_id_private, id); - break; - case IB_CM_SIDR_REP_RECEIVED: - if (event->param.sidr_rep_rcvd.info) - free(event->param.sidr_rep_rcvd.info); - default: - break; - } - - pthread_mutex_lock(&cm_id_priv->mut); - cm_id_priv->events_completed++; - pthread_cond_signal(&cm_id_priv->cond); - pthread_mutex_unlock(&cm_id_priv->mut); - - free(event); - return 0; -} diff --git libibcm/cm.h libibcm/cm.h deleted file mode 100644 index 6a91e37dee22..000000000000 --- libibcm/cm.h +++ /dev/null @@ -1,587 +0,0 @@ -/* - * Copyright (c) 2004-2006 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id$ - */ -#if !defined(CM_H) -#define CM_H - -#include <infiniband/verbs.h> -#include <infiniband/sa.h> -#include <linux/types.h> -#include <endian.h> - -#ifdef __cplusplus -extern "C" { -#endif - -enum ib_cm_event_type { - IB_CM_REQ_ERROR, - IB_CM_REQ_RECEIVED, - IB_CM_REP_ERROR, - IB_CM_REP_RECEIVED, - IB_CM_RTU_RECEIVED, - IB_CM_USER_ESTABLISHED, - IB_CM_DREQ_ERROR, - IB_CM_DREQ_RECEIVED, - IB_CM_DREP_RECEIVED, - IB_CM_TIMEWAIT_EXIT, - IB_CM_MRA_RECEIVED, - IB_CM_REJ_RECEIVED, - IB_CM_LAP_ERROR, - IB_CM_LAP_RECEIVED, - IB_CM_APR_RECEIVED, - IB_CM_SIDR_REQ_ERROR, - IB_CM_SIDR_REQ_RECEIVED, - IB_CM_SIDR_REP_RECEIVED -}; - -enum ib_cm_data_size { - IB_CM_REQ_PRIVATE_DATA_SIZE = 92, - IB_CM_MRA_PRIVATE_DATA_SIZE = 222, - IB_CM_REJ_PRIVATE_DATA_SIZE = 148, - IB_CM_REP_PRIVATE_DATA_SIZE = 196, - IB_CM_RTU_PRIVATE_DATA_SIZE = 224, - IB_CM_DREQ_PRIVATE_DATA_SIZE = 220, - IB_CM_DREP_PRIVATE_DATA_SIZE = 224, - IB_CM_REJ_ARI_LENGTH = 72, - IB_CM_LAP_PRIVATE_DATA_SIZE = 168, - IB_CM_APR_PRIVATE_DATA_SIZE = 148, - IB_CM_APR_INFO_LENGTH = 72, - IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216, - IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136, - IB_CM_SIDR_REP_INFO_LENGTH = 72 -}; - -struct ib_cm_device { - struct ibv_context *device_context; - int fd; -}; - -struct ib_cm_id { - void *context; - struct ib_cm_device *device; - uint32_t handle; -}; - -struct ib_cm_req_event_param { - struct ib_cm_id *listen_id; - uint8_t port; - - struct ibv_sa_path_rec *primary_path; - struct ibv_sa_path_rec *alternate_path; - - __be64 remote_ca_guid; - uint32_t remote_qkey; - uint32_t remote_qpn; - enum ibv_qp_type qp_type; - - uint32_t starting_psn; - uint8_t responder_resources; - uint8_t initiator_depth; - unsigned int local_cm_response_timeout:5; - unsigned int flow_control:1; - unsigned int remote_cm_response_timeout:5; - unsigned int retry_count:3; - unsigned int rnr_retry_count:3; - unsigned int srq:1; -}; - -struct ib_cm_rep_event_param { - __be64 remote_ca_guid; - uint32_t remote_qkey; - uint32_t remote_qpn; - uint32_t starting_psn; - uint8_t responder_resources; - uint8_t initiator_depth; - unsigned int target_ack_delay:5; - unsigned int failover_accepted:2; - unsigned int flow_control:1; - unsigned int rnr_retry_count:3; - unsigned int srq:1; -}; - -enum ib_cm_rej_reason { - IB_CM_REJ_NO_QP = 1, - IB_CM_REJ_NO_EEC = 2, - IB_CM_REJ_NO_RESOURCES = 3, - IB_CM_REJ_TIMEOUT = 4, - IB_CM_REJ_UNSUPPORTED = 5, - IB_CM_REJ_INVALID_COMM_ID = 6, - IB_CM_REJ_INVALID_COMM_INSTANCE = 7, - IB_CM_REJ_INVALID_SERVICE_ID = 8, - IB_CM_REJ_INVALID_TRANSPORT_TYPE = 9, - IB_CM_REJ_STALE_CONN = 10, - IB_CM_REJ_RDC_NOT_EXIST = 11, - IB_CM_REJ_INVALID_GID = 12, - IB_CM_REJ_INVALID_LID = 13, - IB_CM_REJ_INVALID_SL = 14, - IB_CM_REJ_INVALID_TRAFFIC_CLASS = 15, - IB_CM_REJ_INVALID_HOP_LIMIT = 16, - IB_CM_REJ_INVALID_PACKET_RATE = 17, - IB_CM_REJ_INVALID_ALT_GID = 18, - IB_CM_REJ_INVALID_ALT_LID = 19, - IB_CM_REJ_INVALID_ALT_SL = 20, - IB_CM_REJ_INVALID_ALT_TRAFFIC_CLASS = 21, - IB_CM_REJ_INVALID_ALT_HOP_LIMIT = 22, - IB_CM_REJ_INVALID_ALT_PACKET_RATE = 23, - IB_CM_REJ_PORT_CM_REDIRECT = 24, - IB_CM_REJ_PORT_REDIRECT = 25, - IB_CM_REJ_INVALID_MTU = 26, - IB_CM_REJ_INSUFFICIENT_RESP_RESOURCES = 27, - IB_CM_REJ_CONSUMER_DEFINED = 28, - IB_CM_REJ_INVALID_RNR_RETRY = 29, - IB_CM_REJ_DUPLICATE_LOCAL_COMM_ID = 30, - IB_CM_REJ_INVALID_CLASS_VERSION = 31, - IB_CM_REJ_INVALID_FLOW_LABEL = 32, - IB_CM_REJ_INVALID_ALT_FLOW_LABEL = 33 -}; - -struct ib_cm_rej_event_param { - enum ib_cm_rej_reason reason; - void *ari; - uint8_t ari_length; -}; - -struct ib_cm_mra_event_param { - uint8_t service_timeout; -}; - -struct ib_cm_lap_event_param { - struct ibv_sa_path_rec *alternate_path; -}; - -enum ib_cm_apr_status { - IB_CM_APR_SUCCESS, - IB_CM_APR_INVALID_COMM_ID, - IB_CM_APR_UNSUPPORTED, - IB_CM_APR_REJECT, - IB_CM_APR_REDIRECT, - IB_CM_APR_IS_CURRENT, - IB_CM_APR_INVALID_QPN_EECN, - IB_CM_APR_INVALID_LID, - IB_CM_APR_INVALID_GID, - IB_CM_APR_INVALID_FLOW_LABEL, - IB_CM_APR_INVALID_TCLASS, - IB_CM_APR_INVALID_HOP_LIMIT, - IB_CM_APR_INVALID_PACKET_RATE, - IB_CM_APR_INVALID_SL -}; - -struct ib_cm_apr_event_param { - enum ib_cm_apr_status ap_status; - void *apr_info; - uint8_t info_len; -}; - -struct ib_cm_sidr_req_event_param { - struct ib_cm_id *listen_id; - uint8_t port; - uint16_t pkey; -}; - -enum ib_cm_sidr_status { - IB_SIDR_SUCCESS, - IB_SIDR_UNSUPPORTED, - IB_SIDR_REJECT, - IB_SIDR_NO_QP, - IB_SIDR_REDIRECT, - IB_SIDR_UNSUPPORTED_VERSION -}; - -struct ib_cm_sidr_rep_event_param { - enum ib_cm_sidr_status status; - uint32_t qkey; - uint32_t qpn; - void *info; - uint8_t info_len; -}; - -struct ib_cm_event { - struct ib_cm_id *cm_id; - enum ib_cm_event_type event; - union { - struct ib_cm_req_event_param req_rcvd; - struct ib_cm_rep_event_param rep_rcvd; - /* No data for RTU received events. */ - struct ib_cm_rej_event_param rej_rcvd; - struct ib_cm_mra_event_param mra_rcvd; - struct ib_cm_lap_event_param lap_rcvd; - struct ib_cm_apr_event_param apr_rcvd; - /* No data for DREQ/DREP received events. */ - struct ib_cm_sidr_req_event_param sidr_req_rcvd; - struct ib_cm_sidr_rep_event_param sidr_rep_rcvd; - enum ibv_wc_status send_status; - } param; - - void *private_data; -}; - -/** - * ib_cm_get_event - Retrieves the next pending communications event, - * if no event is pending waits for an event. - * @device: CM device to retrieve the event. - * @event: Allocated information about the next communication event. - * Event should be freed using ib_cm_ack_event() - * - * IB_CM_REQ_RECEIVED and IB_CM_SIDR_REQ_RECEIVED communication events - * generated as a result of listen requests result in the allocation of a - * new @cm_id. - * Clients are responsible for destroying the new @cm_id. For peer-to-peer - * IB_CM_REQ_RECEIVED and all other events, the returned @cm_id corresponds - * to a user's existing communication identifier. - */ -int ib_cm_get_event(struct ib_cm_device *device, struct ib_cm_event **event); - -/** - * ib_cm_ack_event - Free a communications event. - * @event: Event to be released. - * - * All events which are allocated by ib_cm_get_event() must be released, - * there should be a one-to-one correspondence between successful gets - * and puts. - */ -int ib_cm_ack_event(struct ib_cm_event *event); - -/** - * ib_cm_open_device - Returns the device the CM uses to submit requests - * and retrieve events, corresponding to the specified verbs device. - * - * The CM device contains the file descriptor that the CM uses to - * communicate with the kernel CM component. The primary use of the - * file descriptor is to test for CM readiness events. When the CM - * becomes ready to READ there is a pending event ready, and a subsequent - * call to ib_cm_get_event will not block. - * Note: The user should not read or write directly to the CM file - * descriptor, it will likely result in an error or unexpected - * results. - */ -struct ib_cm_device* ib_cm_open_device(struct ibv_context *device_context); - -/** - * ib_cm_close_device - Close a CM device. - * @device: Device to close. - */ -void ib_cm_close_device(struct ib_cm_device *device); - -/** - * ib_cm_create_id - Allocate a communication identifier. - * - * Communication identifiers are used to track connection states, service - * ID resolution requests, and listen requests. - */ -int ib_cm_create_id(struct ib_cm_device *device, - struct ib_cm_id **cm_id, void *context); - -/** - * ib_cm_destroy_id - Destroy a connection identifier. - * @cm_id: Connection identifier to destroy. - */ -int ib_cm_destroy_id(struct ib_cm_id *cm_id); - -struct ib_cm_attr_param { - __be64 service_id; - __be64 service_mask; - __be32 local_id; - __be32 remote_id; -}; - -/** - * ib_cm_attr_id - Get connection identifier attributes. - * @cm_id: Connection identifier to retrieve attributes. - * @param: Destination of retreived parameters. - * - * Not all parameters are valid during all connection states. - */ -int ib_cm_attr_id(struct ib_cm_id *cm_id, - struct ib_cm_attr_param *param); - -#define IB_CM_ASSIGN_SERVICE_ID_MASK htobe64(0xFF00000000000000ULL) -#define IB_CM_ASSIGN_SERVICE_ID htobe64(0x0200000000000000ULL) - -/** - * ib_cm_listen - Initiates listening on the specified service ID for - * connection and service ID resolution requests. - * @cm_id: Connection identifier associated with the listen request. - * @service_id: Service identifier matched against incoming connection - * and service ID resolution requests. The service ID should be specified - * network-byte order. - * @service_mask: Mask applied to service ID used to listen across a - * range of service IDs. If set to 0, the service ID is matched - * exactly. - */ -int ib_cm_listen(struct ib_cm_id *cm_id, - __be64 service_id, - __be64 service_mask); - -struct ib_cm_req_param { - struct ibv_sa_path_rec *primary_path; - struct ibv_sa_path_rec *alternate_path; - __be64 service_id; - uint32_t qp_num; - enum ibv_qp_type qp_type; - uint32_t starting_psn; - void *private_data; - uint8_t private_data_len; - uint8_t peer_to_peer; - uint8_t responder_resources; - uint8_t initiator_depth; - uint8_t remote_cm_response_timeout; - uint8_t flow_control; - uint8_t local_cm_response_timeout; - uint8_t retry_count; - uint8_t rnr_retry_count; - uint8_t max_cm_retries; - uint8_t srq; -}; - -/** - * ib_cm_send_req - Sends a connection request to the remote node. - * @cm_id: Connection identifier that will be associated with the - * connection request. - * @param: Connection request information needed to establish the - * connection. - */ -int ib_cm_send_req(struct ib_cm_id *cm_id, - struct ib_cm_req_param *param); - -struct ib_cm_rep_param { - uint32_t qp_num; - uint32_t starting_psn; - void *private_data; - uint8_t private_data_len; - uint8_t responder_resources; - uint8_t initiator_depth; - uint8_t target_ack_delay; - uint8_t failover_accepted; - uint8_t flow_control; - uint8_t rnr_retry_count; - uint8_t srq; -}; - -/** - * ib_cm_send_rep - Sends a connection reply in response to a connection - * request. - * @cm_id: Connection identifier that will be associated with the - * connection request. - * @param: Connection reply information needed to establish the - * connection. - */ -int ib_cm_send_rep(struct ib_cm_id *cm_id, - struct ib_cm_rep_param *param); - -/** - * ib_cm_send_rtu - Sends a connection ready to use message in response - * to a connection reply message. - * @cm_id: Connection identifier associated with the connection request. - * @private_data: Optional user-defined private data sent with the - * ready to use message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_rtu(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_send_dreq - Sends a disconnection request for an existing - * connection. - * @cm_id: Connection identifier associated with the connection being - * released. - * @private_data: Optional user-defined private data sent with the - * disconnection request message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_dreq(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_send_drep - Sends a disconnection reply to a disconnection request. - * @cm_id: Connection identifier associated with the connection being - * released. - * @private_data: Optional user-defined private data sent with the - * disconnection reply message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_drep(struct ib_cm_id *cm_id, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_notify - Notifies the CM of an event reported to the consumer. - * @cm_id: Connection identifier to transition to established. - * @event: Type of event. - * - * This routine should be invoked by users to notify the CM of relevant - * communication events. Events that should be reported to the CM and - * when to report them are: - * - * IBV_EVENT_COMM_EST - Used when a message is received on a connected - * QP before an RTU has been received. - * IBV_EVENT_PATH_MIG - Notifies the CM that the connection has failed over - * to the alternate path. - */ -int ib_cm_notify(struct ib_cm_id *cm_id, enum ibv_event_type event); - -/** - * ib_cm_send_rej - Sends a connection rejection message to the - * remote node. - * @cm_id: Connection identifier associated with the connection being - * rejected. - * @reason: Reason for the connection request rejection. - * @ari: Optional additional rejection information. - * @ari_length: Size of the additional rejection information, in bytes. - * @private_data: Optional user-defined private data sent with the - * rejection message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_rej(struct ib_cm_id *cm_id, - enum ib_cm_rej_reason reason, - void *ari, - uint8_t ari_length, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_send_mra - Sends a message receipt acknowledgement to a connection - * message. - * @cm_id: Connection identifier associated with the connection message. - * @service_timeout: The maximum time required for the sender to reply to - * to the connection message. - * @private_data: Optional user-defined private data sent with the - * message receipt acknowledgement. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_mra(struct ib_cm_id *cm_id, - uint8_t service_timeout, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_send_lap - Sends a load alternate path request. - * @cm_id: Connection identifier associated with the load alternate path - * message. - * @alternate_path: A path record that identifies the alternate path to - * load. - * @private_data: Optional user-defined private data sent with the - * load alternate path message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_lap(struct ib_cm_id *cm_id, - struct ibv_sa_path_rec *alternate_path, - void *private_data, - uint8_t private_data_len); - -/** - * ib_cm_init_qp_attr - Initializes the QP attributes for use in transitioning - * to a specified QP state. - * @cm_id: Communication identifier associated with the QP attributes to - * initialize. - * @qp_attr: On input, specifies the desired QP state. On output, the - * mandatory and desired optional attributes will be set in order to - * modify the QP to the specified state. - * @qp_attr_mask: The QP attribute mask that may be used to transition the - * QP to the specified state. - * - * Users must set the @qp_attr->qp_state to the desired QP state. This call - * will set all required attributes for the given transition, along with - * known optional attributes. Users may override the attributes returned from - * this call before calling ib_modify_qp. - */ -int ib_cm_init_qp_attr(struct ib_cm_id *cm_id, - struct ibv_qp_attr *qp_attr, - int *qp_attr_mask); - -/** - * ib_cm_send_apr - Sends an alternate path response message in response to - * a load alternate path request. - * @cm_id: Connection identifier associated with the alternate path response. - * @status: Reply status sent with the alternate path response. - * @info: Optional additional information sent with the alternate path - * response. - * @info_length: Size of the additional information, in bytes. - * @private_data: Optional user-defined private data sent with the - * alternate path response message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_cm_send_apr(struct ib_cm_id *cm_id, - enum ib_cm_apr_status status, - void *info, - uint8_t info_length, - void *private_data, - uint8_t private_data_len); - -struct ib_cm_sidr_req_param { - struct ibv_sa_path_rec *path; - __be64 service_id; - int timeout_ms; - void *private_data; - uint8_t private_data_len; - uint8_t max_cm_retries; -}; - -/** - * ib_cm_send_sidr_req - Sends a service ID resolution request to the - * remote node. - * @cm_id: Communication identifier that will be associated with the - * service ID resolution request. - * @param: Service ID resolution request information. - */ -int ib_cm_send_sidr_req(struct ib_cm_id *cm_id, - struct ib_cm_sidr_req_param *param); - -struct ib_cm_sidr_rep_param { - uint32_t qp_num; - uint32_t qkey; - enum ib_cm_sidr_status status; - void *info; - uint8_t info_length; - void *private_data; - uint8_t private_data_len; -}; - -/** - * ib_cm_send_sidr_rep - Sends a service ID resolution reply to the - * remote node. - * @cm_id: Communication identifier associated with the received service ID - * resolution request. - * @param: Service ID resolution reply information. - */ -int ib_cm_send_sidr_rep(struct ib_cm_id *cm_id, - struct ib_cm_sidr_rep_param *param); - -#ifdef __cplusplus -} -#endif - -#endif /* CM_H */ diff --git libibcm/cm_abi.h libibcm/cm_abi.h deleted file mode 100644 index 8b76dc1fba78..000000000000 --- libibcm/cm_abi.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -#ifndef INFINIBAND_CM_ABI_H -#define INFINIBAND_CM_ABI_H - -#warning "This header is obsolete, use rdma/ib_user_cm.h instead" - -#include <rdma/ib_user_cm.h> - -#define cm_abi_cmd_hdr ib_ucm_cmd_hdr -#define cm_abi_create_id ib_ucm_create_id -#define cm_abi_create_id_resp ib_ucm_create_id_resp -#define cm_abi_destroy_id ib_ucm_destroy_id -#define cm_abi_destroy_id_resp ib_ucm_destroy_id_resp -#define cm_abi_attr_id ib_ucm_attr_id -#define cm_abi_attr_id_resp ib_ucm_attr_id_resp -#define cm_abi_init_qp_attr ib_ucm_init_qp_attr -#define cm_abi_listen ib_ucm_listen -#define cm_abi_establish ib_ucm_establish -#define cm_abi_notify ib_ucm_notify -#define cm_abi_private_data ib_ucm_private_data -#define cm_abi_req ib_ucm_req -#define cm_abi_rep ib_ucm_rep -#define cm_abi_info ib_ucm_info -#define cm_abi_mra ib_ucm_mra -#define cm_abi_lap ib_ucm_lap -#define cm_abi_sidr_req ib_ucm_sidr_req -#define cm_abi_sidr_rep ib_ucm_sidr_rep -#define cm_abi_event_get ib_ucm_event_get -#define cm_abi_req_event_resp ib_ucm_req_event_resp -#define cm_abi_rep_event_resp ib_ucm_rep_event_resp -#define cm_abi_rej_event_resp ib_ucm_rej_event_resp -#define cm_abi_mra_event_resp ib_ucm_mra_event_resp -#define cm_abi_lap_event_resp ib_ucm_lap_event_resp -#define cm_abi_apr_event_resp ib_ucm_apr_event_resp -#define cm_abi_sidr_req_event_resp ib_ucm_sidr_req_event_resp -#define cm_abi_sidr_rep_event_resp ib_ucm_sidr_rep_event_resp -#define cm_abi_event_resp ib_ucm_event_resp - -#define CM_ABI_PRES_DATA IB_UCM_PRES_DATA -#define CM_ABI_PRES_INFO IB_UCM_PRES_INFO -#define CM_ABI_PRES_PRIMARY IB_UCM_PRES_PRIMARY -#define CM_ABI_PRES_ALTERNATE IB_UCM_PRES_ALTERNATE - -#endif diff --git libibcm/examples/CMakeLists.txt libibcm/examples/CMakeLists.txt deleted file mode 100644 index ef30a6e170f8..000000000000 --- libibcm/examples/CMakeLists.txt +++ /dev/null @@ -1,2 +0,0 @@ -rdma_test_executable(cmpost cmpost.c) -target_link_libraries(cmpost LINK_PRIVATE ibcm rdmacm) diff --git libibcm/examples/cmpost.c libibcm/examples/cmpost.c deleted file mode 100644 index b7c955139593..000000000000 --- libibcm/examples/cmpost.c +++ /dev/null @@ -1,774 +0,0 @@ -/* - * Copyright (c) 2004-2006 Intel Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id$ - */ -#include <endian.h> -#include <stdlib.h> -#include <string.h> -#include <stdio.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netdb.h> -#include <endian.h> - -#include <netinet/in.h> - -#include <infiniband/cm.h> -#include <rdma/rdma_cma.h> - -struct cmtest { - struct ibv_device *device; - struct ib_cm_device *cm_dev; - struct ibv_context *verbs; - struct ibv_pd *pd; - struct ibv_device_attr dev_attr; - - /* cm info */ - struct ibv_sa_path_rec path_rec; - - struct cmtest_node *nodes; - int conn_index; - int connects_left; - int disconnects_left; - - /* memory region info */ - struct ibv_mr *mr; - void *mem; -}; - -static struct cmtest test; -static int message_count = 10; -static int message_size = 100; -static int connections = 1; -static int is_server = 1; - -struct cmtest_node { - int id; - struct ibv_cq *cq; - struct ibv_qp *qp; - struct ib_cm_id *cm_id; - int connected; -}; - -static int post_recvs(struct cmtest_node *node) -{ - struct ibv_recv_wr recv_wr, *recv_failure; - struct ibv_sge sge; - int i, ret = 0; - - if (!message_count) - return 0; - - recv_wr.next = NULL; - recv_wr.sg_list = &sge; - recv_wr.num_sge = 1; - recv_wr.wr_id = (uintptr_t) node; - - sge.length = message_size; - sge.lkey = test.mr->lkey; - sge.addr = (uintptr_t) test.mem; - - for (i = 0; i < message_count && !ret; i++ ) { - ret = ibv_post_recv(node->qp, &recv_wr, &recv_failure); - if (ret) { - printf("failed to post receives: %d\n", ret); - break; - } - } - return ret; -} - -static int modify_to_rtr(struct cmtest_node *node, - struct ib_cm_rep_param *rep) -{ - struct ibv_qp_attr qp_attr; - int qp_attr_mask, ret; - - qp_attr.qp_state = IBV_QPS_INIT; - ret = ib_cm_init_qp_attr(node->cm_id, &qp_attr, &qp_attr_mask); - if (ret) { - printf("failed to init QP attr for INIT: %d\n", ret); - return ret; - } - ret = ibv_modify_qp(node->qp, &qp_attr, qp_attr_mask); - if (ret) { - printf("failed to modify QP to INIT: %d\n", ret); - return ret; - } - qp_attr.qp_state = IBV_QPS_RTR; - ret = ib_cm_init_qp_attr(node->cm_id, &qp_attr, &qp_attr_mask); - if (ret) { - printf("failed to init QP attr for RTR: %d\n", ret); - return ret; - } - qp_attr.rq_psn = node->qp->qp_num; - if (rep) { - qp_attr.max_dest_rd_atomic = rep->responder_resources; - qp_attr.max_rd_atomic = rep->initiator_depth; - } - ret = ibv_modify_qp(node->qp, &qp_attr, qp_attr_mask); - if (ret) { - printf("failed to modify QP to RTR: %d\n", ret); - return ret; - } - return 0; -} - -static int modify_to_rts(struct cmtest_node *node) -{ - struct ibv_qp_attr qp_attr; - int qp_attr_mask, ret; - - qp_attr.qp_state = IBV_QPS_RTS; - ret = ib_cm_init_qp_attr(node->cm_id, &qp_attr, &qp_attr_mask); - if (ret) { - printf("failed to init QP attr for RTS: %d\n", ret); - return ret; - } - ret = ibv_modify_qp(node->qp, &qp_attr, qp_attr_mask); - if (ret) { - printf("failed to modify QP to RTS: %d\n", ret); - return ret; - } - return 0; -} - -static void req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event) -{ - struct cmtest_node *node; - struct ib_cm_req_event_param *req; - struct ib_cm_rep_param rep; - int ret; - - if (test.conn_index == connections) - goto error1; - node = &test.nodes[test.conn_index++]; - - req = &event->param.req_rcvd; - memset(&rep, 0, sizeof rep); - - /* - * Limit the responder resources requested by the remote - * to our capabilities. Note that the kernel swaps - * req->responder_resources and req->initiator_depth, so - * that req->responder_resources is actually the active - * side's initiator depth. - */ - if (req->responder_resources > test.dev_attr.max_qp_rd_atom) - rep.responder_resources = test.dev_attr.max_qp_rd_atom; - else - rep.responder_resources = req->responder_resources; - - /* - * Note: if this side of the connection is never going to - * use RDMA read opreations, then initiator_depth can be set - * to 0 here. - */ - if (req->initiator_depth > test.dev_attr.max_qp_init_rd_atom) - rep.initiator_depth = test.dev_attr.max_qp_init_rd_atom; - else - rep.initiator_depth = req->initiator_depth; - - node->cm_id = cm_id; - cm_id->context = node; - - ret = modify_to_rtr(node, &rep); - if (ret) - goto error2; - - ret = post_recvs(node); - if (ret) - goto error2; - - rep.qp_num = node->qp->qp_num; - rep.srq = (node->qp->srq != NULL); - rep.starting_psn = node->qp->qp_num; - rep.target_ack_delay = 20; - rep.flow_control = req->flow_control; - rep.rnr_retry_count = req->rnr_retry_count; - - ret = ib_cm_send_rep(cm_id, &rep); - if (ret) { - printf("failed to send CM REP: %d\n", ret); - goto error2; - } - return; -error2: - test.disconnects_left--; - test.connects_left--; -error1: - printf("failing connection request\n"); - ib_cm_send_rej(cm_id, IB_CM_REJ_UNSUPPORTED, NULL, 0, NULL, 0); -} - -static void rep_handler(struct cmtest_node *node, struct ib_cm_event *event) -{ - int ret; - - ret = modify_to_rtr(node, NULL); - if (ret) - goto error; - - ret = modify_to_rts(node); - if (ret) - goto error; - - ret = post_recvs(node); - if (ret) - goto error; - - ret = ib_cm_send_rtu(node->cm_id, NULL, 0); - if (ret) { - printf("failed to send CM RTU: %d\n", ret); - goto error; - } - node->connected = 1; - test.connects_left--; - return; -error: - printf("failing connection reply\n"); - ib_cm_send_rej(node->cm_id, IB_CM_REJ_UNSUPPORTED, NULL, 0, NULL, 0); - test.disconnects_left--; - test.connects_left--; -} - -static void rtu_handler(struct cmtest_node *node) -{ - int ret; - - ret = modify_to_rts(node); - if (ret) - goto error; - - node->connected = 1; - test.connects_left--; - return; -error: - printf("aborting connection - disconnecting\n"); - ib_cm_send_dreq(node->cm_id, NULL, 0); - test.disconnects_left--; - test.connects_left--; -} - -static void cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event) -{ - struct cmtest_node *node = cm_id->context; - - switch (event->event) { - case IB_CM_REQ_RECEIVED: - req_handler(cm_id, event); - break; - case IB_CM_REP_RECEIVED: - rep_handler(node, event); - break; - case IB_CM_RTU_RECEIVED: - rtu_handler(node); - break; - case IB_CM_DREQ_RECEIVED: - node->connected = 0; - ib_cm_send_drep(node->cm_id, NULL, 0); - test.disconnects_left--; - break; - case IB_CM_DREP_RECEIVED: - test.disconnects_left--; - break; - case IB_CM_REJ_RECEIVED: - printf("Received REJ\n"); - /* fall through */ - case IB_CM_REQ_ERROR: - case IB_CM_REP_ERROR: - printf("Error sending REQ or REP\n"); - test.disconnects_left--; - test.connects_left--; - break; - case IB_CM_DREQ_ERROR: - test.disconnects_left--; - printf("Error sending DREQ\n"); - break; - default: - break; - } -} - -static int init_node(struct cmtest_node *node, struct ibv_qp_init_attr *qp_attr) -{ - int cqe, ret; - - if (!is_server) { - ret = ib_cm_create_id(test.cm_dev, &node->cm_id, node); - if (ret) { - printf("failed to create cm_id: %d\n", ret); - return ret; - } - } - - cqe = message_count ? message_count * 2 : 2; - node->cq = ibv_create_cq(test.verbs, cqe, node, NULL, 0); - if (!node->cq) { - printf("unable to create CQ\n"); - goto error1; - } - - qp_attr->send_cq = node->cq; - qp_attr->recv_cq = node->cq; - node->qp = ibv_create_qp(test.pd, qp_attr); - if (!node->qp) { - printf("unable to create QP\n"); - goto error2; - } - return 0; -error2: - ibv_destroy_cq(node->cq); -error1: - if (!is_server) - ib_cm_destroy_id(node->cm_id); - return -1; -} - -static void destroy_node(struct cmtest_node *node) -{ - ibv_destroy_qp(node->qp); - ibv_destroy_cq(node->cq); - if (node->cm_id) - ib_cm_destroy_id(node->cm_id); -} - -static int create_nodes(void) -{ - struct ibv_qp_init_attr qp_attr; - int ret, i; - - test.nodes = malloc(sizeof *test.nodes * connections); - if (!test.nodes) { - printf("unable to allocate memory for test nodes\n"); - return -1; - } - memset(test.nodes, 0, sizeof *test.nodes * connections); - - memset(&qp_attr, 0, sizeof qp_attr); - qp_attr.cap.max_send_wr = message_count ? message_count : 1; - qp_attr.cap.max_recv_wr = message_count ? message_count : 1; - qp_attr.cap.max_send_sge = 1; - qp_attr.cap.max_recv_sge = 1; - qp_attr.qp_type = IBV_QPT_RC; - - for (i = 0; i < connections; i++) { - test.nodes[i].id = i; - ret = init_node(&test.nodes[i], &qp_attr); - if (ret) - goto error; - } - return 0; -error: - while (--i >= 0) - destroy_node(&test.nodes[i]); - free(test.nodes); - return ret; -} - -static void destroy_nodes(void) -{ - int i; - - for (i = 0; i < connections; i++) - destroy_node(&test.nodes[i]); - free(test.nodes); -} - -static int create_messages(void) -{ - if (!message_size) - message_count = 0; - - if (!message_count) - return 0; - - test.mem = malloc(message_size); - if (!test.mem) { - printf("failed message allocation\n"); - return -1; - } - test.mr = ibv_reg_mr(test.pd, test.mem, message_size, - IBV_ACCESS_LOCAL_WRITE); - if (!test.mr) { - printf("failed to reg MR\n"); - goto err; - } - return 0; -err: - free(test.mem); - return -1; -} - -static void destroy_messages(void) -{ - if (!message_count) - return; - - ibv_dereg_mr(test.mr); - free(test.mem); -} - -static int init(void) -{ - struct ibv_device **dev_list; - int ret; - - test.connects_left = connections; - test.disconnects_left = connections; - - dev_list = ibv_get_device_list(NULL); - if (!dev_list) - return -1; - test.device = dev_list[0]; - if (!test.device) - return -1; - - test.verbs = ibv_open_device(test.device); - if (!test.verbs) - return -1; - - if (ibv_query_device(test.verbs, &test.dev_attr)) - return -1; - - test.cm_dev = ib_cm_open_device(test.verbs); - if (!test.cm_dev) - return -1; - - test.pd = ibv_alloc_pd(test.verbs); - if (!test.pd) { - printf("failed to alloc PD\n"); - return -1; - } - ret = create_messages(); - if (ret) { - printf("unable to create test messages\n"); - goto error1; - } - ret = create_nodes(); - if (ret) { - printf("unable to create test nodes\n"); - goto error2; - } - return 0; -error2: - destroy_messages(); -error1: - ibv_dealloc_pd(test.pd); - return -1; -} - -static void cleanup(void) -{ - destroy_nodes(); - destroy_messages(); - ibv_dealloc_pd(test.pd); - ib_cm_close_device(test.cm_dev); - ibv_close_device(test.verbs); -} - -static int send_msgs(void) -{ - struct ibv_send_wr send_wr, *bad_send_wr; - struct ibv_sge sge; - int i, m, ret; - - send_wr.next = NULL; - send_wr.sg_list = &sge; - send_wr.num_sge = 1; - send_wr.opcode = IBV_WR_SEND; - send_wr.send_flags = IBV_SEND_SIGNALED; - send_wr.wr_id = 0; - - sge.addr = (uintptr_t) test.mem; - sge.length = message_size; - sge.lkey = test.mr->lkey; - - for (i = 0; i < connections; i++) { - if (!test.nodes[i].connected) - continue; - - for (m = 0; m < message_count; m++) { - ret = ibv_post_send(test.nodes[i].qp, &send_wr, - &bad_send_wr); - if (ret) - return ret; - } - } - return 0; -} - -static int poll_cqs(void) -{ - struct ibv_wc wc[8]; - int done, i, ret; - - for (i = 0; i < connections; i++) { - if (!test.nodes[i].connected) - continue; - - for (done = 0; done < message_count; done += ret) { - ret = ibv_poll_cq(test.nodes[i].cq, 8, wc); - if (ret < 0) { - printf("failed polling CQ: %d\n", ret); - return ret; - } - } - } - return 0; -} - -static void connect_events(void) -{ - struct ib_cm_event *event; - int err = 0; - - while (test.connects_left && !err) { - err = ib_cm_get_event(test.cm_dev, &event); - if (!err) { - cm_handler(event->cm_id, event); - ib_cm_ack_event(event); - } - } -} - -static void disconnect_events(void) -{ - struct ib_cm_event *event; - int err = 0; - - while (test.disconnects_left && !err) { - err = ib_cm_get_event(test.cm_dev, &event); - if (!err) { - cm_handler(event->cm_id, event); - ib_cm_ack_event(event); - } - } -} - -static void run_server(void) -{ - struct ib_cm_id *listen_id; - int i, ret; - - printf("starting server\n"); - if (ib_cm_create_id(test.cm_dev, &listen_id, &test)) { - printf("listen request failed\n"); - return; - } - ret = ib_cm_listen(listen_id, htobe64(0x1000), 0); - if (ret) { - printf("failure trying to listen: %d\n", ret); - goto out; - } - - connect_events(); - - if (message_count) { - printf("initiating data transfers\n"); - if (send_msgs()) - goto out; - printf("receiving data transfers\n"); - if (poll_cqs()) - goto out; - printf("data transfers complete\n"); - } - - printf("disconnecting\n"); - for (i = 0; i < connections; i++) { - if (!test.nodes[i].connected) - continue; - - test.nodes[i].connected = 0; - ib_cm_send_dreq(test.nodes[i].cm_id, NULL, 0); - } - disconnect_events(); - printf("disconnected\n"); -out: - ib_cm_destroy_id(listen_id); -} - -static int get_dst_addr(char *dst, struct sockaddr_in *addr_in) -{ - struct addrinfo *res; - int ret; - - ret = getaddrinfo(dst, NULL, NULL, &res); - if (ret) - return ret; - - if (res->ai_family != PF_INET) { - ret = -1; - goto out; - } - - *addr_in = *(struct sockaddr_in *) res->ai_addr; - addr_in->sin_port = htobe16(7471); -out: - freeaddrinfo(res); - return ret; -} - -static int query_for_path(char *dst) -{ - struct rdma_event_channel *channel; - struct rdma_cm_id *id; - struct sockaddr_in addr_in; - struct rdma_cm_event *event; - int ret; - - ret = get_dst_addr(dst, &addr_in); - if (ret) - return ret; - - channel = rdma_create_event_channel(); - if (!channel) - return -1; - - ret = rdma_create_id(channel, &id, NULL, RDMA_PS_TCP); - if (ret) - goto destroy_channel; - - ret = rdma_resolve_addr(id, NULL, (struct sockaddr *) &addr_in, 2000); - if (ret) - goto out; - - ret = rdma_get_cm_event(channel, &event); - if (!ret && event->event != RDMA_CM_EVENT_ADDR_RESOLVED) - ret = event->status; - rdma_ack_cm_event(event); - if (ret) - goto out; - - ret = rdma_resolve_route(id, 2000); - if (ret) - goto out; - - ret = rdma_get_cm_event(channel, &event); - if (!ret && event->event != RDMA_CM_EVENT_ROUTE_RESOLVED) - ret = event->status; - rdma_ack_cm_event(event); - if (ret) - goto out; - - test.path_rec = id->route.path_rec[0]; -out: - rdma_destroy_id(id); -destroy_channel: - rdma_destroy_event_channel(channel); - return ret; -} - -static void run_client(char *dst) -{ - struct ib_cm_req_param req; - int i, ret; - - printf("starting client\n"); - ret = query_for_path(dst); - if (ret) { - printf("failed path record query: %d\n", ret); - return; - } - - memset(&req, 0, sizeof req); - req.primary_path = &test.path_rec; - req.service_id = htobe64(0x1000); - - /* - * When choosing the responder resources for a ULP, it is usually - * best to use the maximum value of the HCA. If the other side is - * not going to use RDMA read, then it should zero out the - * initiator_depth in the REP, which will zero out the local - * responder_resources when we program the QP. Generally, the - * initiator_depth should be either set to 0 or - * min(max_qp_rd_atom, max_send_wr). Use 0 if RDMA read is - * never going to be sent from this side. - */ - req.responder_resources = test.dev_attr.max_qp_rd_atom; - req.initiator_depth = test.dev_attr.max_qp_init_rd_atom; - - req.remote_cm_response_timeout = 20; - req.local_cm_response_timeout = 20; - req.retry_count = 5; - req.max_cm_retries = 5; - - printf("connecting\n"); - for (i = 0; i < connections; i++) { - req.qp_num = test.nodes[i].qp->qp_num; - req.qp_type = IBV_QPT_RC; - req.srq = (test.nodes[i].qp->srq != NULL); - req.starting_psn = test.nodes[i].qp->qp_num; - ret = ib_cm_send_req(test.nodes[i].cm_id, &req); - if (ret) { - printf("failure sending REQ: %d\n", ret); - return; - } - } - - connect_events(); - - if (message_count) { - printf("receiving data transfers\n"); - if (poll_cqs()) - goto out; - printf("initiating data transfers\n"); - if (send_msgs()) - goto out; - printf("data transfers complete\n"); - } -out: - disconnect_events(); -} - -int main(int argc, char **argv) -{ - if (argc != 1 && argc != 2) { - printf("usage: %s [server_ip_addr]\n", argv[0]); - exit(1); - } - - is_server = (argc == 1); - if (init()) { - printf("init failed\n"); - exit(1); - } - - if (is_server) - run_server(); - else - run_client(argv[1]); - - printf("test complete\n"); - cleanup(); - return 0; -} diff --git libibcm/libibcm.map libibcm/libibcm.map deleted file mode 100644 index c94e420a6cc8..000000000000 --- libibcm/libibcm.map +++ /dev/null @@ -1,26 +0,0 @@ -/* Do not change this file without reading Documentation/versioning.md */ -IBCM_1.0 { - global: - ib_cm_open_device; - ib_cm_close_device; - ib_cm_get_event; - ib_cm_ack_event; - ib_cm_create_id; - ib_cm_destroy_id; - ib_cm_attr_id; - ib_cm_listen; - ib_cm_send_req; - ib_cm_send_rep; - ib_cm_send_rtu; - ib_cm_send_dreq; - ib_cm_send_drep; - ib_cm_notify; - ib_cm_send_rej; - ib_cm_send_mra; - ib_cm_send_lap; - ib_cm_send_apr; - ib_cm_send_sidr_req; - ib_cm_send_sidr_rep; - ib_cm_init_qp_attr; - local: *; -}; diff --git redhat/rdma-core.spec redhat/rdma-core.spec index 474cd3ed5cc6..972594fc0347 100644 --- redhat/rdma-core.spec +++ redhat/rdma-core.spec @@ -56,9 +56,6 @@ Requires: %{name}%{?_isa} = %{version}-%{release} Requires: libibverbs = %{version}-%{release} Provides: libibverbs-devel = %{version}-%{release} Obsoletes: libibverbs-devel < %{version}-%{release} -Requires: libibcm = %{version}-%{release} -Provides: libibcm-devel = %{version}-%{release} -Obsoletes: libibcm-devel < %{version}-%{release} Requires: libibumad = %{version}-%{release} Provides: libibumad-devel = %{version}-%{release} Obsoletes: libibumad-devel < %{version}-%{release} @@ -160,15 +157,6 @@ Requires: %{name}%{?_isa} = %{version}-%{release} iwpmd provides a userspace service for iWarp drivers to claim tcp ports through the standard socket interface. -%package -n libibcm -Summary: Userspace InfiniBand Connection Manager -ExcludeArch: s390 s390x -Requires: %{name}%{?_isa} = %{version}-%{release} - -%description -n libibcm -libibcm provides a userspace library that handles the majority of the low -level work required to open an RDMA connection between two machines. - %package -n libibumad Summary: OpenFabrics Alliance InfiniBand umad (userspace management datagram) library Requires: %{name}%{?_isa} = %{version}-%{release} @@ -276,10 +264,6 @@ rm -rf %{buildroot}/%{_sbindir}/srp_daemon.sh %post -n libibverbs -p /sbin/ldconfig %postun -n libibverbs -p /sbin/ldconfig -# libibcm -%post -n libibcm -p /sbin/ldconfig -%postun -n libibcm -p /sbin/ldconfig - # libibumad %post -n libibumad -p /sbin/ldconfig %postun -n libibumad -p /sbin/ldconfig @@ -409,10 +393,6 @@ rm -rf %{buildroot}/%{_sbindir}/srp_daemon.sh %{_mandir}/man8/iwpmd.* %{_mandir}/man5/iwpmd.* -%files -n libibcm -%{_libdir}/libibcm*.so.* -%doc %{_docdir}/%{name}-%{version}/libibcm.md - %files -n libibumad %{_libdir}/libibumad*.so.* diff --git suse/rdma-core.spec suse/rdma-core.spec index 0eba05078f1a..c8efb8ae2591 100644 --- suse/rdma-core.spec +++ suse/rdma-core.spec @@ -26,14 +26,12 @@ License: GPL-2.0 or BSD-2-Clause Group: Productivity/Networking/Other %define verbs_so_major 1 -%define ibcm_so_major 1 %define rdmacm_so_major 1 %define umad_so_major 3 %define mlx4_so_major 1 %define mlx5_so_major 1 %define verbs_lname libibverbs%{verbs_so_major} -%define ibcm_lname libibcm%{ibcm_so_major} %define rdmacm_lname librdmacm%{rdmacm_so_major} %define umad_lname libibumad%{umad_so_major} %define mlx4_lname libmlx4-%{mlx4_so_major} @@ -123,7 +121,6 @@ Summary: RDMA core development libraries and headers Group: Development/Libraries/C and C++ Requires: %{name}%{?_isa} = %{version}-%{release} -Requires: %{ibcm_lname} = %{version}-%{release} Requires: %{rdmacm_lname} = %{version}-%{release} Requires: %{umad_lname} = %{version}-%{release} Requires: %{verbs_lname} = %{version}-%{release} @@ -136,9 +133,6 @@ Requires: rsocket = %{version}-%{release} Provides: libibverbs-devel = %{version}-%{release} Obsoletes: libibverbs-devel < %{version}-%{release} -Provides: libibcm-devel = %{version}-%{release} -Obsoletes: libibcm-devel < %{version}-%{release} - Provides: libibumad-devel = %{version}-%{release} Obsoletes: libibumad-devel < %{version}-%{release} Provides: librdmacm-devel = %{version}-%{release} @@ -256,14 +250,6 @@ Requires: %{name}%{?_isa} = %{version} iwpmd provides a userspace service for iWarp drivers to claim tcp ports through the standard socket interface. -%package -n %ibcm_lname -Summary: Userspace InfiniBand Connection Manager -Group: System/Libraries - -%description -n %ibcm_lname -libibcm provides a userspace library that handles the majority of the low -level work required to open an RDMA connection between two machines. - %package -n %umad_lname Summary: OpenFabrics Alliance InfiniBand Userspace Management Datagram library Group: System/Libraries @@ -408,9 +394,6 @@ rm -rf %{buildroot}/%{_sbindir}/srp_daemon.sh %postun -n %mlx5_lname -p /sbin/ldconfig %endif -%post -n %ibcm_lname -p /sbin/ldconfig -%postun -n %ibcm_lname -p /sbin/ldconfig - %post -n %umad_lname -p /sbin/ldconfig %postun -n %umad_lname -p /sbin/ldconfig @@ -610,11 +593,6 @@ rm -rf %{buildroot}/%{_sbindir}/srp_daemon.sh %{_mandir}/man8/iwpmd.* %{_mandir}/man5/iwpmd.* -%files -n %ibcm_lname -%defattr(-,root,root) -%{_libdir}/libibcm*.so.* -%doc %{_docdir}/%{name}-%{version}/libibcm.md - %files -n %umad_lname %defattr(-,root,root) %{_libdir}/libibumad*.so.*
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