RE: [PATCH v1 14/20] ARC: [plat-eznps] Use dedicated SMP barriers

2015-11-02 Thread Noam Camus
From: Vineet Gupta [mailto:vineet.gup...@synopsys.com] Sent: Monday, November 02, 2015 10:03 AM > Do u need this even for mandatory barriers whose semantics are not related to > SMP at all ? I think you need them only for smb_* Yes I do. For example it is used to proceed access to our Global Int

Re: [PATCH v1 14/20] ARC: [plat-eznps] Use dedicated SMP barriers

2015-11-02 Thread Vineet Gupta
On Saturday 31 October 2015 06:52 PM, Noam Camus wrote: > From: Noam Camus > > NPS device got 256 cores and each got 16 HW threads (SMT). > We use EZchip dedicated ISA to trigger HW scheduler of the > core that current HW thread belongs to. > This scheduling makes sure that data beyond barrier is