Messages in this thread | | | From | Roland Dreier <> | Date | Thu, 14 Oct 2004 17:31:19 -0700 | Subject | Re: [patch] Real-Time Preemption, -VP-2.6.9-rc4-mm1-U0 |
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Karim> cmpxchg (basically: try reserve; if fail retry; else Karim> write), with per-cpu buffers.
Not sure if I really understand the context where Ingo would use this, but this lockless scheme doesn't seem to be safe for realtime; the retry can potentially happen an arbitrary number of times.
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