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authorJason A. Donenfeld <Jason@zx2c4.com>2022-05-04 22:29:18 +0200
committerJakub Kicinski <kuba@kernel.org>2022-05-04 17:49:56 -0700
commitd261ba6aa411e03c27da266b7df4bef771e8105e (patch)
tree4ea3b90345b570259bd9838fa40f57c2e371d2b8
parentwireguard: selftests: use newer toolchains to fill out architectures (diff)
downloadwireguard-linux-d261ba6aa411e03c27da266b7df4bef771e8105e.tar.xz
wireguard-linux-d261ba6aa411e03c27da266b7df4bef771e8105e.zip
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>
-rw-r--r--tools/testing/selftests/wireguard/qemu/.gitignore1
-rw-r--r--tools/testing/selftests/wireguard/qemu/Makefile18
2 files changed, 18 insertions, 1 deletions
diff --git a/tools/testing/selftests/wireguard/qemu/.gitignore b/tools/testing/selftests/wireguard/qemu/.gitignore
index bfa15e6feb2f..42ab9d72b37b 100644
--- a/tools/testing/selftests/wireguard/qemu/.gitignore
+++ b/tools/testing/selftests/wireguard/qemu/.gitignore
@@ -1,3 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
build/
distfiles/
+ccache/
diff --git a/tools/testing/selftests/wireguard/qemu/Makefile b/tools/testing/selftests/wireguard/qemu/Makefile
index 930f59c9e714..e121ef3878af 100644
--- a/tools/testing/selftests/wireguard/qemu/Makefile
+++ b/tools/testing/selftests/wireguard/qemu/Makefile
@@ -266,6 +266,13 @@ $(info Building for $(CHOST) using $(CBUILD))
export CROSS_COMPILE := $(CHOST)-
export PATH := $(TOOLCHAIN_PATH)/bin:$(PATH)
export CC := $(CHOST)-gcc
+CCACHE_PATH := $(shell which ccache 2>/dev/null)
+ifneq ($(CCACHE_PATH),)
+export KBUILD_BUILD_TIMESTAMP := Fri Jun 5 15:58:00 CEST 2015
+export PATH := $(TOOLCHAIN_PATH)/bin/ccache:$(PATH)
+export CCACHE_SLOPPINESS := file_macro,time_macros
+export CCACHE_DIR ?= $(PWD)/ccache
+endif
USERSPACE_DEPS := $(TOOLCHAIN_PATH)/.installed $(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed
@@ -329,6 +336,10 @@ $(TOOLCHAIN_PATH)/.installed: $(TOOLCHAIN_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
$(STRIP) -s $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so
+ifneq ($(CCACHE_PATH),)
+ mkdir -p $(TOOLCHAIN_PATH)/bin/ccache
+ ln -s $(CCACHE_PATH) $(TOOLCHAIN_PATH)/bin/ccache/$(CC)
+endif
touch $@
$(IPERF_PATH)/.installed: $(IPERF_TAR)
@@ -421,8 +432,13 @@ clean:
distclean: clean
rm -rf $(DISTFILES_PATH)
+cacheclean: clean
+ifneq ($(CCACHE_DIR),)
+ rm -rf $(CCACHE_DIR)
+endif
+
menuconfig: $(KERNEL_BUILD_PATH)/.config
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) menuconfig
-.PHONY: qemu build clean distclean menuconfig
+.PHONY: qemu build clean distclean cacheclean menuconfig
.DELETE_ON_ERROR: