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block: Add 'active' field to BlockDeviceInfo

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This allows querying from QMP (and also HMP) whether an image is
currently active or inactive (in the sense of BDRV_O_INACTIVE).

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Acked-by: Fabiano Rosas <farosas@suse.de>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-ID: <20250204211407.381505-2-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2025-02-04 22:13:52 +01:00
parent 107c551de0
commit aec81049c2
8 changed files with 39 additions and 3 deletions
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3
include/block/block-global-state.h
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@ -175,6 +175,9 @@ BlockDriverState * GRAPH_RDLOCK
check_to_replace_node(BlockDriverState *parent_bs, const char *node_name,
Error **errp);
bool GRAPH_RDLOCK bdrv_is_inactive(BlockDriverState *bs);
int no_coroutine_fn GRAPH_RDLOCK
bdrv_activate(BlockDriverState *bs, Error **errp);