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Re: [PATCH v2 2/2] automation: arm64: Create test jobs for testing static shared memory on qemu



On Thu, 16 Mar 2023, jiamei.xie wrote:
> Create 2 new test jobs, called qemu-smoke-dom0less-arm64-gcc-static-shared-mem
> and qemu-smoke-dom0less-arm64-gcc-debug-static-shared-mem.
> 
> Adjust qemu-smoke-dom0less-arm64.sh script to accomodate the static
> shared memory test as a new test variant. The test variant is determined
> based on the first argument passed to the script. For testing static
> shared memory, the argument is 'static-shared-mem'.
> 
> The test configures two dom0less DOMUs with a static shared memory
> region and adds a check in the init script.
> 
> The check consists in comparing the contents of the 
> /proc/device-tree/reserved-memory
> xen-shmem entry with the static shared memory range and id with which
> DOMUs were configured. If the memory layout is correct, a message gets
> printed by DOMU.
> 
> At the end of the qemu run, the script searches for the specific message
> in the logs and fails if not found.
> 
> Signed-off-by: jiamei.xie <jiamei.xie@xxxxxxx>

Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
> Changes from v1:
>  - Move the second domU creation to the general ImageBuilder script.
> ---
>  automation/gitlab-ci/build.yaml               | 18 ++++++++++++
>  automation/gitlab-ci/test.yaml                | 16 ++++++++++
>  .../scripts/qemu-smoke-dom0less-arm64.sh      | 29 +++++++++++++++++++
>  3 files changed, 63 insertions(+)
> 
> diff --git a/automation/gitlab-ci/build.yaml b/automation/gitlab-ci/build.yaml
> index 38bb22d860..820cc0af83 100644
> --- a/automation/gitlab-ci/build.yaml
> +++ b/automation/gitlab-ci/build.yaml
> @@ -623,6 +623,24 @@ alpine-3.12-gcc-debug-arm64-staticmem:
>        CONFIG_UNSUPPORTED=y
>        CONFIG_STATIC_MEMORY=y
>  
> +alpine-3.12-gcc-arm64-static-shared-mem:
> +  extends: .gcc-arm64-build
> +  variables:
> +    CONTAINER: alpine:3.12-arm64v8
> +    EXTRA_XEN_CONFIG: |
> +      CONFIG_UNSUPPORTED=y
> +      CONFIG_STATIC_MEMORY=y
> +      CONFIG_STATIC_SHM=y
> +
> +alpine-3.12-gcc-debug-arm64-static-shared-mem:
> +  extends: .gcc-arm64-build-debug
> +  variables:
> +    CONTAINER: alpine:3.12-arm64v8
> +    EXTRA_XEN_CONFIG: |
> +      CONFIG_UNSUPPORTED=y
> +      CONFIG_STATIC_MEMORY=y
> +      CONFIG_STATIC_SHM=y
> +
>  alpine-3.12-gcc-arm64-boot-cpupools:
>    extends: .gcc-arm64-build
>    variables:
> diff --git a/automation/gitlab-ci/test.yaml b/automation/gitlab-ci/test.yaml
> index 37465305ff..d75662358f 100644
> --- a/automation/gitlab-ci/test.yaml
> +++ b/automation/gitlab-ci/test.yaml
> @@ -174,6 +174,22 @@ qemu-smoke-dom0less-arm64-gcc-debug-staticheap:
>     - *arm64-test-needs
>     - alpine-3.12-gcc-debug-arm64
>  
> +qemu-smoke-dom0less-arm64-gcc-static-shared-mem:
> +  extends: .qemu-arm64
> +  script:
> +    - ./automation/scripts/qemu-smoke-dom0less-arm64.sh static-shared-mem 
> 2>&1 | tee ${LOGFILE}
> +  needs:
> +    - *arm64-test-needs
> +    - alpine-3.12-gcc-arm64-static-shared-mem
> +
> +qemu-smoke-dom0less-arm64-gcc-debug-static-shared-mem:
> +  extends: .qemu-arm64
> +  script:
> +    - ./automation/scripts/qemu-smoke-dom0less-arm64.sh static-shared-mem 
> 2>&1 | tee ${LOGFILE}
> +  needs:
> +    - *arm64-test-needs
> +    - alpine-3.12-gcc-debug-arm64-static-shared-mem
> +
>  qemu-smoke-dom0less-arm64-gcc-boot-cpupools:
>    extends: .qemu-arm64
>    script:
> diff --git a/automation/scripts/qemu-smoke-dom0less-arm64.sh 
> b/automation/scripts/qemu-smoke-dom0less-arm64.sh
> index 2d69d976ea..75f575424a 100755
> --- a/automation/scripts/qemu-smoke-dom0less-arm64.sh
> +++ b/automation/scripts/qemu-smoke-dom0less-arm64.sh
> @@ -32,6 +32,25 @@ if [[ "${test_variant}" == "static-heap" ]]; then
>      domU_check="echo \"${passed}\""
>  fi
>  
> +
> +if [[ "${test_variant}" == "static-shared-mem" ]]; then
> +    passed="${test_variant} test passed"
> +    SHARED_MEM_HOST="50000000"
> +    SHARED_MEM_GUEST="4000000"
> +    SHARED_MEM_SIZE="10000000"
> +    SHARED_MEM_ID="my-shared-mem-0"
> +
> +    domU_check="
> +current_id=\$(cat /proc/device-tree/reserved-memory/xen-shmem@4000000/xen,id 
> 2>/dev/null)
> +expected_id=\"\$(echo ${SHARED_MEM_ID})\"
> +current_reg=\$(hexdump -e '16/1 \"%02x\"' 
> /proc/device-tree/reserved-memory/xen-shmem@4000000/reg 2>/dev/null)
> +expected_reg=$(printf \"%016x%016x\" 0x${SHARED_MEM_GUEST} 
> 0x${SHARED_MEM_SIZE})
> +if [[ \"\${expected_reg}\" == \"\${current_reg}\" && \"\${current_id}\" == 
> \"\${expected_id}\" ]]; then
> +    echo \"${passed}\"
> +fi
> +    "
> +fi
> +
>  if [[ "${test_variant}" == "boot-cpupools" ]]; then
>      # Check if domU0 (id=1) is assigned to Pool-1 with null scheduler
>      passed="${test_variant} test passed"
> @@ -124,6 +143,9 @@ NUM_DOMUS=1
>  DOMU_KERNEL[0]="Image"
>  DOMU_RAMDISK[0]="initrd"
>  DOMU_MEM[0]="256"
> +DOMU_KERNEL[1]="Image"
> +DOMU_RAMDISK[1]="initrd"
> +DOMU_MEM[1]="256"
>  
>  LOAD_CMD="tftpb"
>  UBOOT_SOURCE="boot.source"
> @@ -133,6 +155,13 @@ if [[ "${test_variant}" == "static-mem" ]]; then
>      echo -e "\nDOMU_STATIC_MEM[0]=\"${domu_base} ${domu_size}\"" >> 
> binaries/config
>  fi
>  
> +if [[ "${test_variant}" == "static-shared-mem" ]]; then
> +echo "
> +NUM_DOMUS=2
> +DOMU_SHARED_MEM[0]=\"${SHARED_MEM_ID} 0x${SHARED_MEM_HOST} 
> 0x${SHARED_MEM_GUEST} 0x${SHARED_MEM_SIZE}\"
> +DOMU_SHARED_MEM[1]=\"${SHARED_MEM_ID} 0x${SHARED_MEM_HOST} 
> 0x${SHARED_MEM_GUEST} 0x${SHARED_MEM_SIZE}\"" >> binaries/config
> +fi
> +
>  if [[ "${test_variant}" == "static-heap" ]]; then
>      # ImageBuilder uses the config file to create the uboot script. 
> Devicetree
>      # will be set via the generated uboot script.
> -- 
> 2.25.1
> 



 


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