Messages in this thread | | | Subject | Re: Alternative to signals/sys_membarrier() in liburcu | From | Benjamin Herrenschmidt <> | Date | Sun, 15 Mar 2015 08:06:50 +1100 |
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On Thu, 2015-03-12 at 14:12 -0700, Paul E. McKenney wrote: > > Are there any architectures left that use hardware-assisted global > TLB invalidation?
ARM and PowerPC at least...
Cheers, Ben.
> On such an architecture, you might not get a memory > barrier except on the CPU executing the mprotect() or munmap(). > > (Here is hoping that no one does -- it is a cute abuse^Whack > otherwise!) > >
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