selfetests/bpf: Update vmtest.sh defaults

Increase memory to 4G, 8 SMP core with host cpu passthrough. This
make it run faster in parallel mode and more likely to succeed.

Signed-off-by: Yucong Sun <sunyucong@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211025223345.2136168-2-fallentree@fb.com

diff --git a/tools/testing/selftests/bpf/vmtest.sh b/tools/testing/selftests/bpf/vmtest.sh
index 8889b3f..0271987 100755 (executable)
--- a/tools/testing/selftests/bpf/vmtest.sh
+++ b/tools/testing/selftests/bpf/vmtest.sh
@@ -224,10 +224,10 @@ EOF
                -nodefaults \
                -display none \
                -serial mon:stdio \
-               -cpu kvm64 \
+               -cpu host \
                -enable-kvm \
-               -smp 4 \
-               -m 2G \
+               -smp 8 \
+               -m 4G \
                -drive file="${rootfs_img}",format=raw,index=1,media=disk,if=virtio,cache=none \
                -kernel "${kernel_bzimage}" \
                -append "root=/dev/vda rw console=ttyS0,115200"