[PATCH] D71775: [ThreadPool] On Windows, extend usage to all CPU sockets and all NUMA groups

Alexandre Ganea via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Jan 9 14:19:15 PST 2020


aganea added inline comments.


================
Comment at: llvm/lib/Support/Unix/Threading.inc:273
+
+int computeHostNumPhysicalThreads() {
+#if defined(HAVE_SCHED_GETAFFINITY) && defined(HAVE_CPU_COUNT)
----------------
rnk wrote:
> I'm not sure it makes sense to say "physical threads". I think "physical cores" was meant to distinguish between hardware threads and cores. Describing hardware execution resources as physical or non-physical isn't very precise or meaningful in the first place, but I don't think it should apply to hyper threads.
`computeHostNumHardwareThreads()` ?


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  https://reviews.llvm.org/D71775/new/

https://reviews.llvm.org/D71775





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