]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
kunit: fix longest symbol length test
authorSergio González Collado <sergio.collado@gmail.com>
Sun, 6 Jul 2025 20:18:55 +0000 (22:18 +0200)
committerShuah Khan <skhan@linuxfoundation.org>
Thu, 10 Jul 2025 20:02:07 +0000 (14:02 -0600)
The kunit test that checks the longests symbol length [1], has triggered
warnings in some pilelines when symbol prefixes are used [2][3]. The test
will to depend on !PREFIX_SYMBOLS and !CFI_CLANG as sujested in [4] and
on !GCOV_KERNEL.

[1] https://lore.kernel.org/rust-for-linux/CABVgOSm=5Q0fM6neBhxSbOUHBgNzmwf2V22vsYC10YRBT=kN1g@mail.gmail.com/T/#t
[2] https://lore.kernel.org/all/20250328112156.2614513-1-arnd@kernel.org/T/#u
[3] https://lore.kernel.org/rust-for-linux/bbd03b37-c4d9-4a92-9be2-75aaf8c19815@infradead.org/T/#t
[4] https://lore.kernel.org/linux-kselftest/20250427200916.GA1661412@ax162/T/#t

Link: https://lore.kernel.org/r/20250706201855.232451-1-sergio.collado@gmail.com
Reviewed-by: Rae Moar <rmoar@google.com>
Signed-off-by: Sergio González Collado <sergio.collado@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
lib/Kconfig.debug
lib/tests/longest_symbol_kunit.c

index ebe33181b6e6e0fb4243b400e9187881707efe23..4a75a52803b629db342e6c70aa16ba7d532dcc46 100644 (file)
@@ -2885,6 +2885,7 @@ config FORTIFY_KUNIT_TEST
 config LONGEST_SYM_KUNIT_TEST
        tristate "Test the longest symbol possible" if !KUNIT_ALL_TESTS
        depends on KUNIT && KPROBES
+       depends on !PREFIX_SYMBOLS && !CFI_CLANG && !GCOV_KERNEL
        default KUNIT_ALL_TESTS
        help
          Tests the longest symbol possible
index e3c28ff1807f0d31ba123e26c91c2f3ccb4385e9..9b4de3050ba7d97d6d4613945235d5ecdc0c1aaf 100644 (file)
@@ -3,8 +3,7 @@
  * Test the longest symbol length. Execute with:
  *  ./tools/testing/kunit/kunit.py run longest-symbol
  *  --arch=x86_64 --kconfig_add CONFIG_KPROBES=y --kconfig_add CONFIG_MODULES=y
- *  --kconfig_add CONFIG_RETPOLINE=n --kconfig_add CONFIG_CFI_CLANG=n
- *  --kconfig_add CONFIG_MITIGATION_RETPOLINE=n
+ *  --kconfig_add CONFIG_CPU_MITIGATIONS=n --kconfig_add CONFIG_GCOV_KERNEL=n
  */
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt