wireguard: selftests: restore support for ccache
authorJason A. Donenfeld <Jason@zx2c4.com>
Wed, 4 May 2022 20:29:18 +0000 (22:29 +0200)
committerJakub Kicinski <kuba@kernel.org>
Thu, 5 May 2022 00:49:56 +0000 (17:49 -0700)
commitd261ba6aa411e03c27da266b7df4bef771e8105e
tree4ea3b90345b570259bd9838fa40f57c2e371d2b8
parentd5d9b29bc963cc084c5c0f3a7c28e2632a22e0c4
wireguard: selftests: restore support for ccache

When moving to non-system toolchains, we inadvertantly killed the
ability to use ccache. So instead, build ccache support into the test
harness directly.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
tools/testing/selftests/wireguard/qemu/.gitignore
tools/testing/selftests/wireguard/qemu/Makefile