config DEBUG_INFO_DWARF5
bool "Generate DWARF Version 5 debuginfo"
depends on !CC_IS_CLANG || (CC_IS_CLANG && (AS_IS_LLVM || (AS_IS_GNU && AS_VERSION >= 23502)))
- depends on !DEBUG_INFO_BTF
+ depends on !DEBUG_INFO_BTF || PAHOLE_VERSION >= 121
help
Generate DWARF v5 debug info. Requires binutils 2.35.2, gcc 5.0+ (gcc
5.0+ accepts the -gdwarf-5 flag but only had partial support for some
DWARF type info into equivalent deduplicated BTF type info.
config PAHOLE_HAS_SPLIT_BTF
- def_bool $(success, test `$(PAHOLE) --version | sed -E 's/v([0-9]+)\.([0-9]+)/\1\2/'` -ge "119")
+ def_bool PAHOLE_VERSION >= 119
+
+config PAHOLE_HAS_BTF_TAG
+ def_bool PAHOLE_VERSION >= 123
+ depends on CC_IS_CLANG
+ help
+ Decide whether pahole emits btf_tag attributes (btf_type_tag and
+ btf_decl_tag) or not. Currently only clang compiler implements
+ these attributes, so make the config depend on CC_IS_CLANG.
config DEBUG_INFO_BTF_MODULES
def_bool y
bool "Code coverage for fuzzing"
depends on ARCH_HAS_KCOV
depends on CC_HAS_SANCOV_TRACE_PC || GCC_PLUGINS
+ depends on !ARCH_WANTS_NO_INSTR || STACK_VALIDATION || \
+ GCC_VERSION >= 120000 || CLANG_VERSION >= 130000
select DEBUG_FS
select GCC_PLUGIN_SANCOV if !CC_HAS_SANCOV_TRACE_PC
help
If unsure, say N.
-config TEST_HASH
- tristate "Perform selftest on hash functions"
+config TEST_SIPHASH
+ tristate "Perform selftest on siphash functions"
help
- Enable this option to test the kernel's integer (<linux/hash.h>),
- string (<linux/stringhash.h>), and siphash (<linux/siphash.h>)
- hash functions on boot (or module load).
+ Enable this option to test the kernel's siphash (<linux/siphash.h>) hash
+ functions on boot (or module load).
This is intended to help people writing architecture-specific
optimized versions. If unsure, say N.
If unsure, say N.
+config HASH_KUNIT_TEST
+ tristate "KUnit Test for integer hash functions" if !KUNIT_ALL_TESTS
+ depends on KUNIT
+ default KUNIT_ALL_TESTS
+ help
+ Enable this option to test the kernel's string (<linux/stringhash.h>), and
+ integer (<linux/hash.h>) hash functions on boot.
+
+ KUnit tests run during boot and output the results to the debug log
+ in TAP format (https://testanything.org/). Only useful for kernel devs
+ running the KUnit test harness, and not intended for inclusion into a
+ production build.
+
+ For more information on KUnit and unit tests in general please refer
+ to the KUnit documentation in Documentation/dev-tools/kunit/.
+
+ This is intended to help people writing architecture-specific
+ optimized versions. If unsure, say N.
+
config RESOURCE_KUNIT_TEST
tristate "KUnit test for resource API"
depends on KUNIT
depends on m
depends on NETDEVICES && NET_CORE && INET # for TUN
depends on BLOCK
+ depends on PAGE_SIZE_LESS_THAN_256KB # for BTRFS
select TEST_LKM
select XFS_FS
select TUN