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    SubjectRe: [RFC][PATCH] lru_add_drain_all() don't use schedule_on_each_cpu()
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    On Wed, 2008-10-29 at 16:20 +0900, KOSAKI Motohiro wrote:
    > > I guess we should document our newly discovered schedule_on_each_cpu()
    > > problems before we forget about it and later rediscover it.
    >
    > Now, schedule_on_each_cpu() is only used by lru_add_drain_all().
    > and smp_call_function() is better way for cross call.
    >
    > So I propose
    > 1. lru_add_drain_all() use smp_call_function()
    > 2. remove schedule_on_each_cpu()
    >
    >
    > Thought?

    At the very least that will not solve the problem on -rt where a lot of
    the smp_call_function() users are converted to schedule_on_each_cpu().




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