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    SubjectRe: Notifier chains are unsafe
    Date
    Andreas Kleen <ak@suse.de> wrote:
    > Am Mi 26.10.2005 02:01 schrieb Chandra Seetharaman
    > <sekharan@us.ibm.com>:
    >
    >> > Better would be likely to use RCU.
    >>
    >> RCU will be a problem if the registered notifiers need to block.
    > ?
    > Actually blocking should be ok, as long as the blocking notifier doesn't
    > unregister
    > itself. The current next pointer will be always reloaded after the
    > blocking.

    Blocking would be OK as long as you reference count the objects.
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