[release-branch.go1.24] runtime: fix usleep on s390x/linux
The timespec argument takes the remainder in nanoseconds, not
microseconds. Convert the remaining time to nsec.
Fixes #71728
Change-Id: I36cbbe3a088830c5e3afcc9516ef42e96ee21268
Reviewed-on: https://go-review.googlesource.com/c/go/+/648915
TryBot-Result: Gopher Robot <gobot@golang.org> Reviewed-by: Mauri de Souza Meneguzzo <mauri870@gmail.com> Reviewed-by: Axel Busch <axel.busch@ibm.com>
Run-TryBot: Paul Murphy <murp@ibm.com> Reviewed-by: Cherry Mui <cherryyz@google.com> Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Vishwanatha HD <vishwanatha.hd@ibm.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/649375
Auto-Submit: Ian Lance Taylor <iant@google.com> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>