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authorMax Reitz <mreitz@redhat.com>2015-10-19 17:53:24 +0200
committerKevin Wolf <kwolf@redhat.com>2015-10-23 18:18:23 +0200
commit281d22d86ca26bf356284719e44c4bc66b716415 (patch)
tree804c3d13614ca3e46180c440e872024c1fc9f437 /include/sysemu
parent973f2ddf7b48c27aa8642047796cca3bec0b48d8 (diff)
downloadhqemu-281d22d86ca26bf356284719e44c4bc66b716415.zip
hqemu-281d22d86ca26bf356284719e44c4bc66b716415.tar.gz
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/sysemu')
-rw-r--r--include/sysemu/block-backend.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index eafcef0..52e35a1 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -163,6 +163,8 @@ void blk_add_close_notifier(BlockBackend *blk, Notifier *notify);
void blk_io_plug(BlockBackend *blk);
void blk_io_unplug(BlockBackend *blk);
BlockAcctStats *blk_get_stats(BlockBackend *blk);
+BlockBackendRootState *blk_get_root_state(BlockBackend *blk);
+void blk_update_root_state(BlockBackend *blk);
void *blk_aio_get(const AIOCBInfo *aiocb_info, BlockBackend *blk,
BlockCompletionFunc *cb, void *opaque);
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