From 77aef51a9bbc04f81e176d96ab0d310f4c728c1f Mon Sep 17 00:00:00 2001
From: Carlos de Paula <me@carlosedp.com>
Date: Fri, 27 Dec 2019 16:30:49 -0300
Subject: [PATCH] Ignore CPU clock for riscv64

---
 machine/machine.go | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/machine/machine.go b/machine/machine.go
index 34ed9b99f6..99ed3eaf73 100644
--- a/machine/machine.go
+++ b/machine/machine.go
@@ -54,8 +54,8 @@ const nodePath = "/sys/devices/system/node"
 
 // GetClockSpeed returns the CPU clock speed, given a []byte formatted as the /proc/cpuinfo file.
 func GetClockSpeed(procInfo []byte) (uint64, error) {
-	// s390/s390x, aarch64 and arm32 changes
-	if isSystemZ() || isAArch64() || isArm32() {
+	// s390/s390x, riscv64, aarch64 and arm32 changes
+	if isSystemZ() || isAArch64() || isArm32() || isRiscv64() {
 		return 0, nil
 	}
 
@@ -448,6 +448,15 @@ func isSystemZ() bool {
 	return false
 }
 
+// riscv64 changes
+func isRiscv64() bool {
+	arch, err := getMachineArch()
+	if err == nil {
+		return strings.Contains(arch, "riscv64")
+	}
+	return false
+}
+
 // s390/s390x changes
 func getNumCores() int {
 	maxProcs := runtime.GOMAXPROCS(0)