tree a58360d0bd607dfe239fc0ecde6fe7ca66001cae
parent 025e9b0ca32dd8a2ed5792eeecd8b8aa2ea068a8
author Russ Cox <rsc@golang.org> 1449289010 -0500
committer Brad Fitzpatrick <bradfitz@golang.org> 1449346595 +0000

runtime: document that NumCPU does not change

Fixes #11609.

Change-Id: I3cf64164fde28ebf739706728b84d8ef5b6dc90e
Reviewed-on: https://go-review.googlesource.com/17456
Reviewed-by: Ian Lance Taylor <iant@golang.org>