aboutsummaryrefslogtreecommitdiff
path: root/include/block/aio.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/block/aio.h')
-rw-r--r--include/block/aio.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/block/aio.h b/include/block/aio.h
index b9fe2cb37e..040b3b181e 100644
--- a/include/block/aio.h
+++ b/include/block/aio.h
@@ -453,6 +453,24 @@ static inline bool aio_node_check(AioContext *ctx, bool is_external)
}
/**
+ * Return the AioContext whose event loop runs in the current thread.
+ *
+ * If called from an IOThread this will be the IOThread's AioContext. If
+ * called from another thread it will be the main loop AioContext.
+ */
+AioContext *qemu_get_current_aio_context(void);
+
+/**
+ * @ctx: the aio context
+ *
+ * Return whether we are running in the I/O thread that manages @ctx.
+ */
+static inline bool aio_context_in_iothread(AioContext *ctx)
+{
+ return ctx == qemu_get_current_aio_context();
+}
+
+/**
* aio_context_setup:
* @ctx: the aio context
*