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block: Add list of all BlockDriverStates

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We need this list so that bdrv_close_all() can keep track of which BDSs
are still open after having removed the BDSs from all of the BBs and
having released all monitor BDS references.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2016-01-29 16:36:11 +01:00
parent 64dff52019
commit 2c1d04e002
2 changed files with 9 additions and 0 deletions
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2
include/block/block_int.h
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@ -443,6 +443,8 @@ struct BlockDriverState {
QTAILQ_ENTRY(BlockDriverState) node_list;
/* element of the list of "drives" the guest sees */
QTAILQ_ENTRY(BlockDriverState) device_list;
/* element of the list of all BlockDriverStates (all_bdrv_states) */
QTAILQ_ENTRY(BlockDriverState) bs_list;
QLIST_HEAD(, BdrvDirtyBitmap) dirty_bitmaps;
int refcnt;