-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * 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.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
*/
#ifndef CHANNEL_MANAGER_H_
#endif
#include <linux/limits.h>
+#include <sys/un.h>
#include <rte_atomic.h>
-#include "channel_commands.h"
+
+/* Maximum number of CPUs */
+#define CHANNEL_CMDS_MAX_CPUS 64
+#if CHANNEL_CMDS_MAX_CPUS > 64
+#error Maximum number of cores is 64, overflow is guaranteed to \
+ cause problems with VM Power Management
+#endif
/* Maximum name length including '\0' terminator */
#define CHANNEL_MGR_MAX_NAME_LEN 64
/* File socket directory */
#define CHANNEL_MGR_SOCKET_PATH "/tmp/powermonitor/"
+#ifndef UNIX_PATH_MAX
+struct sockaddr_un _sockaddr_un;
+#define UNIX_PATH_MAX sizeof(_sockaddr_un.sun_path)
+#endif
+
+#define MAX_VMS 4
+#define MAX_VCPUS 20
+
+
+struct libvirt_vm_info {
+ const char *vm_name;
+ unsigned int pcpus[MAX_VCPUS];
+ uint8_t num_cpus;
+};
+
+struct libvirt_vm_info lvm_info[MAX_VMS];
/* Communication Channel Status */
enum channel_status { CHANNEL_MGR_CHANNEL_DISCONNECTED = 0,
CHANNEL_MGR_CHANNEL_CONNECTED,
* the host.
*/
struct channel_info {
- char channel_path[PATH_MAX]; /**< Path to host socket */
+ char channel_path[UNIX_PATH_MAX]; /**< Path to host socket */
volatile uint32_t status; /**< Connection status(enum channel_status) */
int fd; /**< AF_UNIX socket fd */
unsigned channel_num; /**< CHANNEL_MGR_SOCKET_PATH/<vm_name>.channel_num */
*/
int get_info_vm(const char *vm_name, struct vm_info *info);
+/**
+ * Populates a table with all domains running and their physical cpu.
+ * All information is gathered through libvirt api.
+ *
+ * @param num_vm
+ * modified to store number of active VMs
+ *
+ * @param num_vcpu
+ modified to store number of vcpus active
+ *
+ * @return
+ * void
+ */
+void get_all_vm(int *num_vm, int *num_vcpu);
#ifdef __cplusplus
}
#endif