Messages in this thread | | | Subject | Re: [RFC PATCH v3 2/5] powerpc: Exception hooks for context tracking subsystem | From | Benjamin Herrenschmidt <> | Date | Mon, 13 May 2013 20:01:45 +1000 |
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On Mon, 2013-05-13 at 17:46 +0800, Li Zhong wrote: > > hash_page() won't start a new RCU, at least not in its current incarnation, > > the only thing I can see it ever doing would be to take some RCU read locks one > > day (it doesn't today). > > Seems I added the hooks because of the trace point of hcall > entry/exit ...
Oh I see, and trace points use RCU ... ok, leave it there then.
Cheers, Ben.
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