Messages in this thread | | | Date | Fri, 24 Mar 2017 21:15:49 +0100 | From | Peter Zijlstra <> | Subject | Re: locking/atomic: Introduce atomic_try_cmpxchg() |
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On Fri, Mar 24, 2017 at 12:20:37PM -0700, Linus Torvalds wrote: > I doubt it's a show-stopper, if only because nobody cares about UP any > more. Not even the embedded world does.
For some obscure reason we recently introduced a variant for virt people. Where it would need memory barriers against the hypervisor, but having only a single vCPU not against itself.
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