timers: Createt TimersState and put all timers state there

[qemu] / block_int.h

diff --git a/block_int.h b/block_int.h
index 3e4b4a3..8e72abe 100644 (file)
--- a/block_int.h
+++ b/block_int.h
@@ -69,6 +69,8 @@ struct BlockDriver {
     BlockDriverAIOCB *(*bdrv_aio_writev)(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
+    BlockDriverAIOCB *(*bdrv_aio_flush)(BlockDriverState *bs,
+        BlockDriverCompletionFunc *cb, void *opaque);
 
     int (*bdrv_aio_multiwrite)(BlockDriverState *bs, BlockRequest *reqs,
         int num_reqs);
@@ -158,6 +160,9 @@ struct BlockDriverState {
     /* the memory alignment required for the buffers handled by this driver */
     int buffer_alignment;
 
+    /* do we need to tell the quest if we have a volatile write cache? */
+    int enable_write_cache;
+
     /* NOTE: the following infos are only hints for real hardware
        drivers. They are not used by the block driver */
     int cyls, heads, secs, translation;