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authorKevin Wolf <kwolf@redhat.com>2017-01-20 15:42:39 +0100
committerKevin Wolf <kwolf@redhat.com>2017-02-28 20:40:36 +0100
commit981776b34875ef75b218a338e1831b8fc65ea6bd (patch)
tree674bf4a9192d58cded0335b7c5c6ae0a5af8c7ea /include/sysemu
parentf68c598be6a48995ca4c7cc42fc1f6e1195ec7aa (diff)
block: Add permissions to BlockBackend
The BlockBackend can now store the permissions that its user requires. This is necessary because nodes can be ejected from or inserted into a BlockBackend and all of these operations must make sure that the user still gets what it requested initially. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Acked-by: Fam Zheng <famz@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 f365a51acf..4a18e86b85 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -105,6 +105,8 @@ void blk_remove_bs(BlockBackend *blk);
void blk_insert_bs(BlockBackend *blk, BlockDriverState *bs);
bool bdrv_has_blk(BlockDriverState *bs);
bool bdrv_is_root_node(BlockDriverState *bs);
+int blk_set_perm(BlockBackend *blk, uint64_t perm, uint64_t shared_perm,
+ Error **errp);
void blk_set_allow_write_beyond_eof(BlockBackend *blk, bool allow);
void blk_iostatus_enable(BlockBackend *blk);