package qcow
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qcow
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Library
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package qcow
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Library
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A lock which permits multiple concurrent threads to acquire it for reading but demands exclusivity for writing
val make : unit -> tCreate a RW lock
val with_read_lock : t -> (unit -> 'a Lwt.t) -> 'a Lwt.twith_read_lock t f executes f () with the lock held for reading
val with_write_lock : t -> (unit -> 'a Lwt.t) -> 'a Lwt.twith_write_lock t f executes f () with the lock held for writing