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-rw-r--r--tests/docker/Makefile.include10
1 files changed, 6 insertions, 4 deletions
diff --git a/tests/docker/Makefile.include b/tests/docker/Makefile.include
index fa1cbb6726..3959d8a028 100644
--- a/tests/docker/Makefile.include
+++ b/tests/docker/Makefile.include
@@ -185,8 +185,10 @@ docker:
 
 docker-help: docker
 
+# Where QEMU caches build artefacts
+DOCKER_QEMU_CACHE_DIR := $$HOME/.cache/qemu
 # Use a global constant ccache directory to speed up repetitive builds
-DOCKER_CCACHE_DIR := $$HOME/.cache/qemu-docker-ccache
+DOCKER_QEMU_CCACHE_DIR := DOCKER_QEMU_CACHE_DIR/docker-ccache
 
 # This rule if for directly running against an arbitrary docker target.
 # It is called by the expanded docker targets (e.g. make
@@ -195,7 +197,7 @@ DOCKER_CCACHE_DIR := $$HOME/.cache/qemu-docker-ccache
 # For example: make docker-run TEST="test-quick" IMAGE="debian:arm64" EXECUTABLE=./aarch64-linux-user/qemu-aarch64
 #
 docker-run: docker-qemu-src
-	@mkdir -p "$(DOCKER_CCACHE_DIR)"
+	@mkdir -p "$(DOCKER_QEMU_CCACHE_DIR)"
 	@if test -z "$(IMAGE)" || test -z "$(TEST)"; \
 		then echo "Invalid target $(IMAGE)/$(TEST)"; exit 1; \
 	fi
@@ -222,8 +224,8 @@ docker-run: docker-qemu-src
 			-e V=$V -e J=$J -e DEBUG=$(DEBUG)		\
 			-e SHOW_ENV=$(SHOW_ENV) 			\
 			$(if $(NOUSER),,				\
-				-e CCACHE_DIR=/var/tmp/ccache 		\
-				-v $(DOCKER_CCACHE_DIR):/var/tmp/ccache:z \
+				-v $(DOCKER_QEMU_CACHE_DIR):$(DOCKER_QEMU_CACHE_DIR) 	\
+				-e CCACHE_DIR=$(DOCKER_QEMU_CCACHE_DIR)	\
 			)						\
 			-v $$(readlink -e $(DOCKER_SRC_COPY)):/var/tmp/qemu:z$(COMMA)ro \
 			$(IMAGE) 					\