Import QEMU upstream snapshot d2e570c

Upstream: https://gitlab.com/qemu-project/qemu.git Upstream-Commit: d2e570cc0f97b936902a5b1b86b73c0f5998b475
2026-08-31 02:15:30 +02:00
commit cf256aa081
11315 changed files with 3598369 additions and 0 deletions
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+/*
+ * Common qemu-thread implementation header file.
+ *
+ * Copyright Red Hat, Inc. 2018
+ *
+ * Authors:
+ *  Peter Xu <[email protected]>,
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef QEMU_THREAD_COMMON_H
+#define QEMU_THREAD_COMMON_H
+
+#include "qemu/thread.h"
+#include "qemu/main-loop.h"
+#include "trace.h"
+
+static inline void qemu_mutex_post_init(QemuMutex *mutex)
+{
+#ifdef CONFIG_DEBUG_MUTEX
+    mutex->file = NULL;
+    mutex->line = 0;
+#endif
+    mutex->initialized = true;
+}
+
+static inline void qemu_mutex_pre_lock(QemuMutex *mutex,
+                                       const char *file, int line)
+{
+    trace_qemu_mutex_lock(mutex, file, line);
+}
+
+static inline void qemu_mutex_post_lock(QemuMutex *mutex,
+                                        const char *file, int line)
+{
+#ifdef CONFIG_DEBUG_MUTEX
+    mutex->file = file;
+    mutex->line = line;
+#endif
+    trace_qemu_mutex_locked(mutex, file, line);
+    if (mutex_is_bql(mutex)) {
+        bql_update_status(true);
+    }
+}
+
+static inline void qemu_mutex_pre_unlock(QemuMutex *mutex,
+                                         const char *file, int line)
+{
+#ifdef CONFIG_DEBUG_MUTEX
+    mutex->file = NULL;
+    mutex->line = 0;
+#endif
+    trace_qemu_mutex_unlock(mutex, file, line);
+    if (mutex_is_bql(mutex)) {
+        bql_update_status(false);
+    }
+}
+
+#endif