tools/testing/selftests/livepatch/test_modules/Makefile

File Facts

System

Linux kernel

Corpus path

tools/testing/selftests/livepatch/test_modules/Makefile

Extension

[no extension]

Size

813 bytes

Lines

30

Domain

Support Tooling And Documentation

Bucket

tools

Inferred role

Support Tooling And Documentation: build/configuration rule

Status

atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

• Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.
• Uses kernel synchronization; read lock ordering, sleepability, and interrupt context assumptions before translating.

Dependency Surface

• No C-style include directives detected by the generator.

Detected Declarations

• No top-level syscall, struct, function, initcall, or export declaration detected by the generator.

Annotated Snippet

TESTMODS_DIR := $(realpath $(dir $(abspath $(lastword $(MAKEFILE_LIST)))))
KDIR ?= /lib/modules/$(shell uname -r)/build

obj-m += test_klp_atomic_replace.o \
	test_klp_callbacks_busy.o \
	test_klp_callbacks_demo.o \
	test_klp_callbacks_demo2.o \
	test_klp_callbacks_mod.o \
	test_klp_kprobe.o \
	test_klp_livepatch.o \
	test_klp_mod_patch.o \
	test_klp_mod_target.o \
	test_klp_shadow_vars.o \
	test_klp_state.o \
	test_klp_state2.o \
	test_klp_state3.o \
	test_klp_syscall.o

# Ensure that KDIR exists, otherwise skip the compilation
modules:
ifneq ("$(wildcard $(KDIR))", "")
	$(Q)$(MAKE) -C $(KDIR) modules KBUILD_EXTMOD=$(TESTMODS_DIR)
endif

# Ensure that KDIR exists, otherwise skip the clean target
clean:
ifneq ("$(wildcard $(KDIR))", "")
	$(Q)$(MAKE) -C $(KDIR) clean KBUILD_EXTMOD=$(TESTMODS_DIR)
endif

Annotation

• Atlas domain: Support Tooling And Documentation / tools.
• Implementation status: atlas-only.
• Synchronization appears in or near this file; preserve lock ordering, sleepability, and interrupt-context constraints.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.