diff options
| author | Jason A. Donenfeld <Jason@zx2c4.com> | 2022-08-02 14:56:13 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-08-02 22:47:50 +0200 |
| commit | b438b3b8d6e6ee1359a66c508345703888e61346 (patch) | |
| tree | e9bf186a53cb3c67552cf873af0083f393860045 | |
| parent | wireguard: allowedips: don't corrupt stack when detecting overflow (diff) | |
| download | linux-b438b3b8d6e6ee1359a66c508345703888e61346.tar.xz linux-b438b3b8d6e6ee1359a66c508345703888e61346.zip | |
wireguard: selftests: support UML
This shoud open up various possibilities like time travel execution, and
is also just another platform to help shake out bugs.
Cc: Johannes Berg <johannes@sipsolutions.net>
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/Makefile | 17 | ||||
| -rw-r--r-- | tools/testing/selftests/wireguard/qemu/arch/um.config | 3 |
2 files changed, 19 insertions, 1 deletions
diff --git a/tools/testing/selftests/wireguard/qemu/Makefile b/tools/testing/selftests/wireguard/qemu/Makefile index 9700358e4337..fda76282d34b 100644 --- a/tools/testing/selftests/wireguard/qemu/Makefile +++ b/tools/testing/selftests/wireguard/qemu/Makefile @@ -248,8 +248,13 @@ QEMU_MACHINE := -cpu host,accel=kvm -machine s390-ccw-virtio -append $(KERNEL_CM else QEMU_MACHINE := -cpu max -machine s390-ccw-virtio -append $(KERNEL_CMDLINE) endif +else ifeq ($(ARCH),um) +CHOST := $(HOST_ARCH)-linux-musl +KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux +KERNEL_ARCH := um +KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/um.config) else -$(error I only build: x86_64, i686, arm, armeb, aarch64, aarch64_be, mips, mipsel, mips64, mips64el, powerpc64, powerpc64le, powerpc, m68k, riscv64, riscv32, s390x) +$(error I only build: x86_64, i686, arm, armeb, aarch64, aarch64_be, mips, mipsel, mips64, mips64el, powerpc64, powerpc64le, powerpc, m68k, riscv64, riscv32, s390x, um) endif TOOLCHAIN_FILENAME := $(CHOST)-cross.tgz @@ -262,7 +267,9 @@ $(eval $(call file_download,$(TOOLCHAIN_FILENAME),$(TOOLCHAIN_DIR),,$(DISTFILES_ STRIP := $(CHOST)-strip CROSS_COMPILE_FLAG := --build=$(CBUILD) --host=$(CHOST) $(info Building for $(CHOST) using $(CBUILD)) +ifneq ($(ARCH),um) export CROSS_COMPILE := $(CHOST)- +endif export PATH := $(TOOLCHAIN_PATH)/bin:$(PATH) export CC := $(CHOST)-gcc CCACHE_PATH := $(shell which ccache 2>/dev/null) @@ -279,6 +286,7 @@ comma := , build: $(KERNEL_BZIMAGE) qemu: $(KERNEL_BZIMAGE) rm -f $(BUILD_PATH)/result +ifneq ($(ARCH),um) timeout --foreground 20m qemu-system-$(QEMU_ARCH) \ -nodefaults \ -nographic \ @@ -291,6 +299,13 @@ qemu: $(KERNEL_BZIMAGE) -no-reboot \ -monitor none \ -kernel $< +else + timeout --foreground 20m $< \ + $(KERNEL_CMDLINE) \ + mem=$$(grep -q CONFIG_DEBUG_KMEMLEAK=y $(KERNEL_BUILD_PATH)/.config && echo 1G || echo 256M) \ + noreboot \ + con1=fd:51 51>$(BUILD_PATH)/result </dev/null 2>&1 | cat +endif grep -Fq success $(BUILD_PATH)/result $(BUILD_PATH)/init-cpio-spec.txt: $(TOOLCHAIN_PATH)/.installed $(BUILD_PATH)/init diff --git a/tools/testing/selftests/wireguard/qemu/arch/um.config b/tools/testing/selftests/wireguard/qemu/arch/um.config new file mode 100644 index 000000000000..c8b229e0810e --- /dev/null +++ b/tools/testing/selftests/wireguard/qemu/arch/um.config @@ -0,0 +1,3 @@ +CONFIG_64BIT=y +CONFIG_CMDLINE="wg.success=tty1 panic_on_warn=1" +CONFIG_FRAME_WARN=1280 |