Increase default number of CPUs to 4

Increasing parallelism might increase our chances of catching
concurrency bugs, eg. in page table modifications.

Change-Id: Ieb9695d7a3f4daca9dbc1f877d99ad118ef9f1d3
1 file changed
tree: 1f28278f9fcda68998ce0eee1d2f1107c5966be4
  1. aarch64/
  2. crosvm/
  3. cuttlefish/
  4. kvm-unit-tests/
  5. common.inc
  6. Makefile