[libvirt-users] error : virHashForEach:597 : Hash operation not allowed during iteration

[Vincent Bernat]

 ❦  4 avril 2018 15:19 +0200, Michal Privoznik <mprivozn at redhat.com> :

> Both threads call virHashForEach(table=0x7f92fc69a480). Thread 6 was
> first so it starts iterating and sets table->iterating so later when
> thread 10 enters the function an error is reported.
>
> I guess we can go with what Dan suggested and after some rework we can
> just drop ->iterating completely.

I may have missed this suggestion. Maybe Dan only sent it to you? In the
meantime, could I change the locks around virHashForEach() and similar
as read/write locks?
-- 
Nothing so needs reforming as other people's habits.
		-- Mark Twain, "Pudd'nhead Wilson's Calendar"