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-rw-r--r--tools/testing/selftests/bpf/README.rst2
-rwxr-xr-xtools/testing/selftests/bpf/vmtest.sh21
2 files changed, 16 insertions, 7 deletions
diff --git a/tools/testing/selftests/bpf/README.rst b/tools/testing/selftests/bpf/README.rst
index 9b974e425af3..4a1e74b17109 100644
--- a/tools/testing/selftests/bpf/README.rst
+++ b/tools/testing/selftests/bpf/README.rst
@@ -85,8 +85,6 @@ In case of linker errors when running selftests, try using static linking:
If you want to change pahole and llvm, you can change `PATH` environment
variable in the beginning of script.
-.. note:: The script currently only supports x86_64 and s390x architectures.
-
Additional information about selftest failures are
documented here.
diff --git a/tools/testing/selftests/bpf/vmtest.sh b/tools/testing/selftests/bpf/vmtest.sh
index 87d93f29c565..7bd2b44deb08 100755
--- a/tools/testing/selftests/bpf/vmtest.sh
+++ b/tools/testing/selftests/bpf/vmtest.sh
@@ -4,9 +4,11 @@
set -u
set -e
-# This script currently only works for x86_64 and s390x, as
-# it is based on the VM image used by the BPF CI, which is
-# available only for these architectures.
+# This script currently only works for the following platforms,
+# as it is based on the VM image used by the BPF CI, which is
+# available only for these architectures. We can also specify
+# the local rootfs image generated by the following script:
+# https://github.com/libbpf/ci/blob/main/rootfs/mkrootfs_debian.sh
ARCH="$(uname -m)"
case "${ARCH}" in
s390x)
@@ -34,6 +36,7 @@ aarch64)
esac
DEFAULT_COMMAND="./test_progs"
MOUNT_DIR="mnt"
+LOCAL_ROOTFS_IMAGE=""
ROOTFS_IMAGE="root.img"
OUTPUT_DIR="$HOME/.bpf_selftests"
KCONFIG_REL_PATHS=("tools/testing/selftests/bpf/config"
@@ -69,6 +72,7 @@ or
Options:
+ -l) Specify the path to the local rootfs image.
-i) Update the rootfs image with a newer version.
-d) Update the output directory (default: ${OUTPUT_DIR})
-j) Number of jobs for compilation, similar to -j in make
@@ -128,7 +132,11 @@ load_rootfs()
exit 1
fi
- download_rootfs | zstd -d | sudo tar -C "$dir" -x
+ if [[ -n "${LOCAL_ROOTFS_IMAGE}" ]]; then
+ cat "${LOCAL_ROOTFS_IMAGE}" | zstd -d | sudo tar -C "$dir" -x
+ else
+ download_rootfs | zstd -d | sudo tar -C "$dir" -x
+ fi
}
recompile_kernel()
@@ -342,8 +350,11 @@ main()
local exit_command="poweroff -f"
local debug_shell="no"
- while getopts ':hskid:j:' opt; do
+ while getopts ':hskl:id:j:' opt; do
case ${opt} in
+ l)
+ LOCAL_ROOTFS_IMAGE="$OPTARG"
+ ;;
i)
update_image="yes"
;;