migration/threadinfo.c

   1 /*
   2  *  Migration Threads info
   3  *
   4  *  Copyright (c) 2022 HUAWEI TECHNOLOGIES CO., LTD.
   5  *
   6  *  Authors:
   7  *  Jiang Jiacheng <jiangjiacheng@huawei.com>
   8  *
   9  *  This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  *  See the COPYING file in the top-level directory.
  11  */
  12
  13 #include "threadinfo.h"
  14
  15 static QLIST_HEAD(, MigrationThread) migration_threads;
  16
  17 MigrationThread *MigrationThreadAdd(const char *name, int thread_id)
  18 {
  19     MigrationThread *thread =  g_new0(MigrationThread, 1);
  20     thread->name = name;
  21     thread->thread_id = thread_id;
  22
  23     QLIST_INSERT_HEAD(&migration_threads, thread, node);
  24
  25     return thread;
  26 }
  27
  28 void MigrationThreadDel(MigrationThread *thread)
  29 {
  30     if (thread) {
  31         QLIST_REMOVE(thread, node);
  32         g_free(thread);
  33     }
  34 }
  35
  36 MigrationThreadInfoList *qmp_query_migrationthreads(Error **errp)
  37 {
  38     MigrationThreadInfoList *head = NULL;
  39     MigrationThreadInfoList **tail = &head;
  40     MigrationThread *thread = NULL;
  41
  42     QLIST_FOREACH(thread, &migration_threads, node) {
  43         MigrationThreadInfo *info = g_new0(MigrationThreadInfo, 1);
  44         info->name = g_strdup(thread->name);
  45         info->thread_id = thread->thread_id;
  46
  47         QAPI_LIST_APPEND(tail, info);
  48     }
  49
  50     return head;
  51 }