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[Qemu-devel] [PULL 06/11] block: Introduce bdrv_coroutine_enter


From: Fam Zheng
Subject: [Qemu-devel] [PULL 06/11] block: Introduce bdrv_coroutine_enter
Date: Tue, 11 Apr 2017 20:26:27 +0800

Signed-off-by: Fam Zheng <address@hidden>
Acked-by: Stefan Hajnoczi <address@hidden>
Reviewed-by: Kevin Wolf <address@hidden>
---
 block.c               | 5 +++++
 include/block/block.h | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/block.c b/block.c
index a995a8e..086a12d 100644
--- a/block.c
+++ b/block.c
@@ -4324,6 +4324,11 @@ AioContext *bdrv_get_aio_context(BlockDriverState *bs)
     return bs->aio_context;
 }
 
+void bdrv_coroutine_enter(BlockDriverState *bs, Coroutine *co)
+{
+    aio_co_enter(bdrv_get_aio_context(bs), co);
+}
+
 static void bdrv_do_remove_aio_context_notifier(BdrvAioNotifier *ban)
 {
     QLIST_REMOVE(ban, list);
diff --git a/include/block/block.h b/include/block/block.h
index 488a07e..97d4330 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -558,6 +558,11 @@ bool bdrv_debug_is_suspended(BlockDriverState *bs, const 
char *tag);
 AioContext *bdrv_get_aio_context(BlockDriverState *bs);
 
 /**
+ * Transfer control to @co in the aio context of @bs
+ */
+void bdrv_coroutine_enter(BlockDriverState *bs, Coroutine *co);
+
+/**
  * bdrv_set_aio_context:
  *
  * Changes the #AioContext used for fd handlers, timers, and BHs by this
-- 
2.9.3




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