From 1dfd42c4264bbf47415a9e73f0d6b4e6a7cd7393 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Thu, 28 Mar 2024 12:53:00 +0100 Subject: hw/rdma: Remove deprecated pvrdma device and rdmacm-mux helper MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The whole RDMA subsystem was deprecated in commit e9a54265f5 ("hw/rdma: Deprecate the pvrdma device and the rdma subsystem") released in v8.2. Remove: - PVRDMA device - generated vmw_pvrdma/ directory from linux-headers - rdmacm-mux tool from contrib/ Cc: Yuval Shaia Cc: Marcel Apfelbaum Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth Reviewed-by: Michael S. Tsirkin Message-Id: <20240328130255.52257-2-philmd@linaro.org> --- hw/rdma/rdma_utils.c | 126 --------------------------------------------------- 1 file changed, 126 deletions(-) delete mode 100644 hw/rdma/rdma_utils.c (limited to 'hw/rdma/rdma_utils.c') diff --git a/hw/rdma/rdma_utils.c b/hw/rdma/rdma_utils.c deleted file mode 100644 index c948baf052..0000000000 --- a/hw/rdma/rdma_utils.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * QEMU paravirtual RDMA - Generic RDMA backend - * - * Copyright (C) 2018 Oracle - * Copyright (C) 2018 Red Hat Inc - * - * Authors: - * Yuval Shaia - * Marcel Apfelbaum - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - * - */ - -#include "qemu/osdep.h" -#include "hw/pci/pci_device.h" -#include "trace.h" -#include "rdma_utils.h" - -void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t len) -{ - void *p; - dma_addr_t pci_len = len; - - if (!addr) { - rdma_error_report("addr is NULL"); - return NULL; - } - - p = pci_dma_map(dev, addr, &pci_len, DMA_DIRECTION_TO_DEVICE); - if (!p) { - rdma_error_report("pci_dma_map fail, addr=0x%"PRIx64", len=%"PRId64, - addr, pci_len); - return NULL; - } - - if (pci_len != len) { - rdma_pci_dma_unmap(dev, p, pci_len); - return NULL; - } - - trace_rdma_pci_dma_map(addr, p, pci_len); - - return p; -} - -void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len) -{ - trace_rdma_pci_dma_unmap(buffer); - if (buffer) { - pci_dma_unmap(dev, buffer, len, DMA_DIRECTION_TO_DEVICE, 0); - } -} - -void rdma_protected_gqueue_init(RdmaProtectedGQueue *list) -{ - qemu_mutex_init(&list->lock); - list->list = g_queue_new(); -} - -void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list) -{ - if (list->list) { - g_queue_free_full(list->list, g_free); - qemu_mutex_destroy(&list->lock); - list->list = NULL; - } -} - -void rdma_protected_gqueue_append_int64(RdmaProtectedGQueue *list, - int64_t value) -{ - qemu_mutex_lock(&list->lock); - g_queue_push_tail(list->list, g_memdup(&value, sizeof(value))); - qemu_mutex_unlock(&list->lock); -} - -int64_t rdma_protected_gqueue_pop_int64(RdmaProtectedGQueue *list) -{ - int64_t *valp; - int64_t val; - - qemu_mutex_lock(&list->lock); - - valp = g_queue_pop_head(list->list); - qemu_mutex_unlock(&list->lock); - - if (!valp) { - return -ENOENT; - } - - val = *valp; - g_free(valp); - return val; -} - -void rdma_protected_gslist_init(RdmaProtectedGSList *list) -{ - qemu_mutex_init(&list->lock); -} - -void rdma_protected_gslist_destroy(RdmaProtectedGSList *list) -{ - if (list->list) { - g_slist_free(list->list); - qemu_mutex_destroy(&list->lock); - list->list = NULL; - } -} - -void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list, - int32_t value) -{ - qemu_mutex_lock(&list->lock); - list->list = g_slist_prepend(list->list, GINT_TO_POINTER(value)); - qemu_mutex_unlock(&list->lock); -} - -void rdma_protected_gslist_remove_int32(RdmaProtectedGSList *list, - int32_t value) -{ - qemu_mutex_lock(&list->lock); - list->list = g_slist_remove(list->list, GINT_TO_POINTER(value)); - qemu_mutex_unlock(&list->lock); -} -- cgit v1.2.3