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Re: x86 TLB shootdown changes
On Wed, 20 Nov 2019 23:41:10 +0000
Andrew Doran <ad%netbsd.org@localhost> wrote:
> The idea with this change is threefold:
> 1. Shave some time off processing of the IPIs.
> 2. Reduce cacheline/bus traffic on systems with many CPUs.
> 3. Minimise time spent at IPL_VM.
> libmicro comparison:
Thanks for the improvment, looks good to me and quite impressive speed
up at least as seen in thie micro benchmark.
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