Patchwork [V3,2/7] block: add a function to clear incoming live migration flags

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Submitter Benoit Canet
Date March 23, 2012, 7:36 a.m.
Message ID <1332488214-4685-3-git-send-email-benoit.canet@gmail.com>
Download mbox | patch
Permalink /patch/148387/
State New
Headers show

Comments

Benoit Canet - March 23, 2012, 7:36 a.m.
This function will clear all BDRV_O_INCOMING flags.

Signed-off-by: Benoit Canet <benoit.canet@gmail.com>
---
 block.c |    9 +++++++++
 block.h |    2 ++
 2 files changed, 11 insertions(+), 0 deletions(-)

Patch

diff --git a/block.c b/block.c
index b88ee90..45085e7 100644
--- a/block.c
+++ b/block.c
@@ -3584,6 +3584,15 @@  void bdrv_invalidate_cache_all(void)
     }
 }
 
+void bdrv_clear_incoming_migration_all(void)
+{
+    BlockDriverState *bs;
+
+    QTAILQ_FOREACH(bs, &bdrv_states, list) {
+        bs->open_flags = bs->open_flags & ~(BDRV_O_INCOMING);
+    }
+}
+
 int bdrv_flush(BlockDriverState *bs)
 {
     Coroutine *co;
diff --git a/block.h b/block.h
index b3b18d6..951b476 100644
--- a/block.h
+++ b/block.h
@@ -223,6 +223,8 @@  BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
 void bdrv_invalidate_cache(BlockDriverState *bs);
 void bdrv_invalidate_cache_all(void);
 
+void bdrv_clear_incoming_migration_all(void);
+
 /* Ensure contents are flushed to disk.  */
 int bdrv_flush(BlockDriverState *bs);
 int coroutine_fn bdrv_co_flush(BlockDriverState *bs);