250f8c1137
Kernel uapi headers can be present at different paths depending upon how the build was invoked. It becomes impossible for the tests to include the correct headers directory. Set and export KHDR_INCLUDES variable to make it possible for sub make files to include the header files. Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
272 lines
8.0 KiB
Makefile
272 lines
8.0 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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TARGETS += alsa
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TARGETS += arm64
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TARGETS += bpf
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TARGETS += breakpoints
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TARGETS += capabilities
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TARGETS += cgroup
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TARGETS += clone3
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TARGETS += core
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TARGETS += cpufreq
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TARGETS += cpu-hotplug
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TARGETS += drivers/dma-buf
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TARGETS += efivarfs
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TARGETS += exec
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TARGETS += filesystems
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TARGETS += filesystems/binderfs
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TARGETS += filesystems/epoll
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TARGETS += firmware
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TARGETS += fpu
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TARGETS += ftrace
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TARGETS += futex
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TARGETS += gpio
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TARGETS += intel_pstate
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TARGETS += ipc
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TARGETS += ir
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TARGETS += kcmp
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TARGETS += kexec
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TARGETS += kvm
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TARGETS += landlock
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TARGETS += lib
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TARGETS += livepatch
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TARGETS += lkdtm
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TARGETS += membarrier
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TARGETS += memfd
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TARGETS += memory-hotplug
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TARGETS += mincore
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TARGETS += mount
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TARGETS += mount_setattr
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TARGETS += move_mount_set_group
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TARGETS += mqueue
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TARGETS += nci
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TARGETS += net
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TARGETS += net/af_unix
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TARGETS += net/forwarding
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TARGETS += net/mptcp
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TARGETS += netfilter
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TARGETS += nsfs
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TARGETS += pidfd
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TARGETS += pid_namespace
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TARGETS += powerpc
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TARGETS += proc
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TARGETS += pstore
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TARGETS += ptrace
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TARGETS += openat2
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TARGETS += rlimits
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TARGETS += rseq
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TARGETS += rtc
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TARGETS += seccomp
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TARGETS += sgx
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TARGETS += sigaltstack
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TARGETS += size
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TARGETS += sparc64
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TARGETS += splice
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TARGETS += static_keys
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TARGETS += sync
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TARGETS += syscall_user_dispatch
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TARGETS += sysctl
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TARGETS += tc-testing
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TARGETS += timens
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ifneq (1, $(quicktest))
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TARGETS += timers
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endif
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TARGETS += tmpfs
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TARGETS += tpm2
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TARGETS += user
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TARGETS += vDSO
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TARGETS += vm
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TARGETS += x86
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TARGETS += zram
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#Please keep the TARGETS list alphabetically sorted
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# Run "make quicktest=1 run_tests" or
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# "make quicktest=1 kselftest" from top level Makefile
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TARGETS_HOTPLUG = cpu-hotplug
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TARGETS_HOTPLUG += memory-hotplug
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# User can optionally provide a TARGETS skiplist. By default we skip
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# BPF since it has cutting edge build time dependencies which require
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# more effort to install.
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SKIP_TARGETS ?= bpf
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ifneq ($(SKIP_TARGETS),)
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TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
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override TARGETS := $(TMP)
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endif
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# User can set FORCE_TARGETS to 1 to require all targets to be successfully
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# built; make will fail if any of the targets cannot be built. If
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# FORCE_TARGETS is not set (the default), make will succeed if at least one
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# of the targets gets built.
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FORCE_TARGETS ?=
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# Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides
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# implicit rules to sub-test Makefiles which avoids build failures in test
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# Makefile that don't have explicit build rules.
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ifeq (,$(LINK.c))
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override LDFLAGS =
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override MAKEFLAGS =
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endif
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# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
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# KBUILD_OUTPUT with selftest objects and headers installed
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# by selftests Makefile or lib.mk.
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ifdef building_out_of_srctree
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override LDFLAGS =
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endif
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top_srcdir ?= ../../..
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ifeq ("$(origin O)", "command line")
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KBUILD_OUTPUT := $(O)
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endif
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ifneq ($(KBUILD_OUTPUT),)
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# Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
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# expand a shell special character '~'. We use a somewhat tedious way here.
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abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
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$(if $(abs_objtree),, \
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$(error failed to create output directory "$(KBUILD_OUTPUT)"))
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# $(realpath ...) resolves symlinks
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abs_objtree := $(realpath $(abs_objtree))
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BUILD := $(abs_objtree)/kselftest
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KHDR_INCLUDES := -I${abs_objtree}/usr/include
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else
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BUILD := $(CURDIR)
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abs_srctree := $(shell cd $(top_srcdir) && pwd)
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KHDR_INCLUDES := -I${abs_srctree}/usr/include
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DEFAULT_INSTALL_HDR_PATH := 1
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endif
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# Prepare for headers install
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include $(top_srcdir)/scripts/subarch.include
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ARCH ?= $(SUBARCH)
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export KSFT_KHDR_INSTALL_DONE := 1
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export BUILD
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export KHDR_INCLUDES
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# set default goal to all, so make without a target runs all, even when
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# all isn't the first target in the file.
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.DEFAULT_GOAL := all
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# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
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# is used to avoid running headers_install from lib.mk.
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# Invoke headers install with --no-builtin-rules to avoid circular
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# dependency in "make kselftest" case. In this case, second level
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# make inherits builtin-rules which will use the rule generate
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# Makefile.o and runs into
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# "Circular Makefile.o <- prepare dependency dropped."
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# and headers_install fails and test compile fails.
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#
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# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
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# invokes them as sub-makes and --no-builtin-rules is not necessary,
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# but doesn't cause any failures. Keep it simple and use the same
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# flags in both cases.
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# Local build cases: "make kselftest", "make -C" - headers are installed
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# in the default INSTALL_HDR_PATH usr/include.
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khdr:
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ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
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$(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
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else
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$(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
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ARCH=$(ARCH) -C $(top_srcdir) headers_install
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endif
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all: khdr
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@ret=1; \
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for TARGET in $(TARGETS); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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mkdir $$BUILD_TARGET -p; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \
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$(if $(FORCE_TARGETS),|| exit); \
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ret=$$((ret * $$?)); \
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done; exit $$ret;
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run_tests: all
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@for TARGET in $(TARGETS); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
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done;
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hotplug:
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@for TARGET in $(TARGETS_HOTPLUG); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
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done;
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run_hotplug: hotplug
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@for TARGET in $(TARGETS_HOTPLUG); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
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done;
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clean_hotplug:
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@for TARGET in $(TARGETS_HOTPLUG); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
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done;
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run_pstore_crash:
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$(MAKE) -C pstore run_crash
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# Use $BUILD as the default install root. $BUILD points to the
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# right output location for the following cases:
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# 1. output_dir=kernel_src
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# 2. a separate output directory is specified using O= KBUILD_OUTPUT
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# 3. a separate output directory is specified using KBUILD_OUTPUT
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# Avoid conflict with INSTALL_PATH set by the main Makefile
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#
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KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
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KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
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# Avoid changing the rest of the logic here and lib.mk.
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INSTALL_PATH := $(KSFT_INSTALL_PATH)
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ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
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TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
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install: all
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ifdef INSTALL_PATH
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@# Ask all targets to install their files
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mkdir -p $(INSTALL_PATH)/kselftest
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install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
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install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
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install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
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install -m 744 run_kselftest.sh $(INSTALL_PATH)/
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rm -f $(TEST_LIST)
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@ret=1; \
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for TARGET in $(TARGETS); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
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$(if $(FORCE_TARGETS),|| exit); \
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ret=$$((ret * $$?)); \
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done; exit $$ret;
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@# Ask all targets to emit their test scripts
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@# While building kselftest-list.text skip also non-existent TARGET dirs:
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@# they could be the result of a build failure and should NOT be
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@# included in the generated runlist.
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for TARGET in $(TARGETS); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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[ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
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echo -n "Emit Tests for $$TARGET\n"; \
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$(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
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-C $$TARGET emit_tests >> $(TEST_LIST); \
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done;
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else
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$(error Error: set INSTALL_PATH to use install)
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endif
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FORMAT ?= .gz
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TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
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gen_tar: install
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@mkdir -p ${INSTALL_PATH}/kselftest-packages/
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@tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
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@echo "Created ${TAR_PATH}"
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clean:
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@for TARGET in $(TARGETS); do \
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BUILD_TARGET=$$BUILD/$$TARGET; \
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$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
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done;
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.PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar
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