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| author | Max Reitz | 2015-10-19 17:53:24 +0200 |
|---|---|---|
| committer | Kevin Wolf | 2015-10-23 18:18:23 +0200 |
| commit | 281d22d86ca26bf356284719e44c4bc66b716415 (patch) | |
| tree | 804c3d13614ca3e46180c440e872024c1fc9f437 /include/block | |
| parent | block/throttle-groups: Make incref/decref public (diff) | |
| download | qemu-281d22d86ca26bf356284719e44c4bc66b716415.tar.gz qemu-281d22d86ca26bf356284719e44c4bc66b716415.tar.xz qemu-281d22d86ca26bf356284719e44c4bc66b716415.zip | |
block: Add BlockBackendRootState
This structure will store some of the state of the root BDS if the BDS
tree is removed, so that state can be restored once a new BDS tree is
inserted.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/block')
| -rw-r--r-- | include/block/block_int.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h index 87215f8fc6..7b76eea2d9 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -26,6 +26,7 @@ #include "block/accounting.h" #include "block/block.h" +#include "block/throttle-groups.h" #include "qemu/option.h" #include "qemu/queue.h" #include "qemu/coroutine.h" @@ -449,6 +450,15 @@ struct BlockDriverState { NotifierWithReturn write_threshold_notifier; }; +struct BlockBackendRootState { + int open_flags; + bool read_only; + BlockdevDetectZeroesOptions detect_zeroes; + + char *throttle_group; + ThrottleState *throttle_state; +}; + static inline BlockDriverState *backing_bs(BlockDriverState *bs) { return bs->backing ? bs->backing->bs : NULL; |