Use -smp 4 for qemu

Will more cores make the build faster? Let's find out.

Use -smp 4 for qemu
Will more cores make the build faster? Let's find out.
92e2ae99 · Sven-Hendrik Haase · 43130c81 · 92e2ae99
Verified Commit 92e2ae99 authored Sep 28, 2020 by Sven-Hendrik Haase
--- a/build-host.sh
+++ b/build-host.sh
@@ -53,6 +53,7 @@ function start_qemu() {

  { qemu-system-x86_64 \
    -machine accel=kvm:tcg \
+    -smp 4 \
    -m 768 \
    -net nic \
    -net user \