Subject: Re: [boost] [threadpool] new version v12
From: Oliver Kowalke (k-oli_at_[hidden])
Date: 2008-11-03 04:05:55
> Fibers are still tied to a particular thread, so thread-local
> variables and boost::this_thread::get_id() still return the same value
> for a nested task. This means that a task that calls future::get()
> might find that its thread-local variables have been overwritten by a
> nested task when it resumes. It also means that any data structures
> keyed by the thread::id may have been altered. Finally, the nested
> task inherits all the locks of the parent, so it may deadlock if it
> tries to lock the same mutexes (rather than just block if it is
> running on a separate thread).
OK - yes.
If the fibers are not moved to other worker-threads this shouldn't be an issue - right?
I read in some news-groups that at least on POSIX platforms the interaction between fibers and threads is not defined - maybe the post was related to the thread-specific stuff.
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