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block: Mark bdrv_parent_cb_change_media() GRAPH_RDLOCK
authorKevin Wolf <kwolf@redhat.com>
Mon, 11 Sep 2023 09:46:15 +0000 (11:46 +0200)
committerKevin Wolf <kwolf@redhat.com>
Wed, 20 Sep 2023 15:46:01 +0000 (17:46 +0200)
commit356f4ef611df18f6f8323a9fe6e6b4963272bf74
treeb828ed64efd6a6c1ec9126c44c07ed17d3a62489tree
parentc629b6d22349c83ca262d1887c0920e87ec0bfdbcommit | diff
block: Mark bdrv_parent_cb_change_media() GRAPH_RDLOCK

The function reads the parents list, so it needs to hold the graph lock.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-ID: <20230911094620.45040-17-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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