aio / timers: Untangle include files

include/qemu/timer.h has no need to include main-loop.h and
doing so causes an issue for the next patch. Unfortunately
various files assume including timers.h will pull in main-loop.h.
Untangle this mess.

Signed-off-by: Alex Bligh <alex@alex.org.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

include/block/aio.h

@@ -14,6 +14,7 @@
 #ifndef QEMU_AIO_H
 #define QEMU_AIO_H
 
+#include "qemu/typedefs.h"
 #include "qemu-common.h"
 #include "qemu/queue.h"
 #include "qemu/event_notifier.h"
@@ -42,7 +43,7 @@ typedef struct AioHandler AioHandler;
 typedef void QEMUBHFunc(void *opaque);
 typedef void IOHandler(void *opaque);
 
-typedef struct AioContext {
+struct AioContext {
     GSource source;
 
     /* The list of registered AIO handlers */
@@ -72,7 +73,7 @@ typedef struct AioContext {
 
     /* Thread pool for performing work and receiving completion callbacks */
     struct ThreadPool *thread_pool;
-} AioContext;
+};
 
 /**
  * aio_context_new: Allocate a new AioContext.

include/block/block_int.h

@@ -34,6 +34,7 @@
 #include "monitor/monitor.h"
 #include "qemu/hbitmap.h"
 #include "block/snapshot.h"
+#include "qemu/main-loop.h"
 
 #define BLOCK_FLAG_ENCRYPT          1
 #define BLOCK_FLAG_COMPAT6          4

include/block/coroutine.h

@@ -16,6 +16,7 @@
 #define QEMU_COROUTINE_H
 
 #include <stdbool.h>
+#include "qemu/typedefs.h"
 #include "qemu/queue.h"
 #include "qemu/timer.h"
 

include/qemu/timer.h

@@ -3,7 +3,6 @@
 
 #include "qemu/typedefs.h"
 #include "qemu-common.h"
-#include "qemu/main-loop.h"
 #include "qemu/notify.h"
 
 /* timers */

include/qemu/typedefs.h

@@ -7,6 +7,8 @@ typedef struct QEMUTimer QEMUTimer;
 typedef struct QEMUFile QEMUFile;
 typedef struct QEMUBH QEMUBH;
 
+typedef struct AioContext AioContext;
+
 struct Monitor;
 typedef struct Monitor Monitor;
 typedef struct MigrationParams MigrationParams;