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authorKees Cook <keescook@chromium.org>2021-10-20 19:35:54 +0200
committerKees Cook <keescook@chromium.org>2021-10-21 17:41:47 +0200
commitb4d89579ccb1ad5ffcdb3430933ce1e31a009ec7 (patch)
treefd37e2d584984bd1df7f86155df67a6f4f235d18 /Documentation/kbuild
parentgcc-plugins: Explicitly document purpose and deprecation schedule (diff)
downloadlinux-b4d89579ccb1ad5ffcdb3430933ce1e31a009ec7.tar.xz
linux-b4d89579ccb1ad5ffcdb3430933ce1e31a009ec7.zip
gcc-plugins: Remove cyc_complexity
This plugin has no impact on the resulting binary, is disabled under COMPILE_TEST, and is not enabled on any builds I'm aware of. Additionally, given the clarified purpose of GCC plugins in the kernel, remove cyc_complexity. Cc: Masahiro Yamada <masahiroy@kernel.org> Cc: Michal Marek <michal.lkml@markovi.net> Cc: Nick Desaulniers <ndesaulniers@google.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: linux-hardening@vger.kernel.org Cc: linux-kbuild@vger.kernel.org Cc: linux-doc@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Miguel Ojeda <ojeda@kernel.org> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Acked-by: Nick Desaulniers <ndesaulniers@google.com> Acked-by: Ard Biesheuvel <ardb@kernel.org> Link: https://lore.kernel.org/r/20211020173554.38122-3-keescook@chromium.org
Diffstat (limited to 'Documentation/kbuild')
-rw-r--r--Documentation/kbuild/gcc-plugins.rst2
1 files changed, 0 insertions, 2 deletions
diff --git a/Documentation/kbuild/gcc-plugins.rst b/Documentation/kbuild/gcc-plugins.rst
index 4b28c7a4032f..0ba76719f1b9 100644
--- a/Documentation/kbuild/gcc-plugins.rst
+++ b/Documentation/kbuild/gcc-plugins.rst
@@ -96,7 +96,6 @@ Enable the GCC plugin infrastructure and some plugin(s) you want to use
in the kernel config::
CONFIG_GCC_PLUGINS=y
- CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=y
CONFIG_GCC_PLUGIN_LATENT_ENTROPY=y
...
@@ -115,4 +114,3 @@ The GCC plugins are in scripts/gcc-plugins/. You need to put plugin source files
right under scripts/gcc-plugins/. Creating subdirectories is not supported.
It must be added to scripts/gcc-plugins/Makefile, scripts/Makefile.gcc-plugins
and a relevant Kconfig file.
-See the cyc_complexity_plugin.c (CONFIG_GCC_PLUGIN_CYC_COMPLEXITY) GCC plugin.