io: check there are no qio_channel_yield() coroutines during ->finalize()
commitacd4be64b865e81094c690503b4f39804eb67a0b
authorStefan Hajnoczi <stefanha@redhat.com>
Wed, 30 Aug 2023 22:48:01 +0000 (30 18:48 -0400)
committerEric Blake <eblake@redhat.com>
Fri, 8 Sep 2023 01:32:11 +0000 (7 20:32 -0500)
tree4a95a21cf10a963e247cfaf5101e1de84b7e1f97
parent078c8adaa61df4fe081660f0c14ce35ddd938de0
io: check there are no qio_channel_yield() coroutines during ->finalize()

Callers must clean up their coroutines before calling
object_unref(OBJECT(ioc)) to prevent an fd handler leak. Add an
assertion to check this.

This patch is preparation for the fd handler changes that follow.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-ID: <20230830224802.493686-4-stefanha@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
io/channel.c