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authorMax Reitz <mreitz@redhat.com>2020-02-18 11:34:45 +0100
committerKevin Wolf <kwolf@redhat.com>2020-02-18 11:55:40 +0100
commit6b4907cf4279e55207fc3fede5686324464ee413 (patch)
tree4ed52ed0333302110ad8ac435ee55b6dc7be2e38 /block.c
parent810803a87ce88abd695f07f434d00e7cd1e122e2 (diff)
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block: Remove bdrv_recurse_is_first_non_filter()
It no longer has any users. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20200218103454.296704-11-mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block.c')
-rw-r--r--block.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/block.c b/block.c
index 80a0806..946e3c8 100644
--- a/block.c
+++ b/block.c
@@ -6201,39 +6201,6 @@ int bdrv_amend_options(BlockDriverState *bs, QemuOpts *opts,
return bs->drv->bdrv_amend_options(bs, opts, status_cb, cb_opaque, errp);
}
-/* This function will be called by the bdrv_recurse_is_first_non_filter method
- * of block filter and by bdrv_is_first_non_filter.
- * It is used to test if the given bs is the candidate or recurse more in the
- * node graph.
- */
-bool bdrv_recurse_is_first_non_filter(BlockDriverState *bs,
- BlockDriverState *candidate)
-{
- /* return false if basic checks fails */
- if (!bs || !bs->drv) {
- return false;
- }
-
- /* the code reached a non block filter driver -> check if the bs is
- * the same as the candidate. It's the recursion termination condition.
- */
- if (!bs->drv->is_filter) {
- return bs == candidate;
- }
- /* Down this path the driver is a block filter driver */
-
- /* If the block filter recursion method is defined use it to recurse down
- * the node graph.
- */
- if (bs->drv->bdrv_recurse_is_first_non_filter) {
- return bs->drv->bdrv_recurse_is_first_non_filter(bs, candidate);
- }
-
- /* the driver is a block filter but don't allow to recurse -> return false
- */
- return false;
-}
-
/*
* This function checks whether the given @to_replace is allowed to be
* replaced by a node that always shows the same data as @bs. This is