Messages in this thread | | | Date | Thu, 22 Feb 2018 19:27:17 +0100 | From | Peter Zijlstra <> | Subject | Re: [RFC PATCH] riscv/locking: Strengthen spin_lock() and spin_unlock() |
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On Thu, Feb 22, 2018 at 10:13:17AM -0800, Paul E. McKenney wrote: > So we have something that is not all that rare in the Linux kernel > community, namely two conflicting more-or-less concurrent changes. > This clearly needs to be resolved, either by us not strengthening the > Linux-kernel memory model in the way we were planning to or by you > strengthening RISC-V to be no weaker than PowerPC for these sorts of > externally viewed release-acquire situations. > > Other thoughts?
Like said in the other email, I would _much_ prefer to not go weaker than PPC, I find that PPC is already painfully weak at times.
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