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b8e147973e
As part of trying to remove GCC plugins from Linux, drop the ARM_SSP_PER_TASK plugin. The feature is available upstream since GCC 12, so anyone needing newer kernels with per-task ssp can update their compiler[1]. Suggested-by: Arnd Bergmann <arnd@arndb.de> Link: https://lore.kernel.org/all/08393aa3-05a3-4e3f-8004-f374a3ec4b7e@app.fastmail.com/ [1] Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Ard Biesheuvel <ardb@kernel.org> Link: https://lore.kernel.org/r/20250409160409.work.168-kees@kernel.org Signed-off-by: Kees Cook <kees@kernel.org>
58 lines
2.3 KiB
Makefile
58 lines
2.3 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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gcc-plugin-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) += latent_entropy_plugin.so
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) \
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+= -DLATENT_ENTROPY_PLUGIN
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ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY
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DISABLE_LATENT_ENTROPY_PLUGIN += -fplugin-arg-latent_entropy_plugin-disable -ULATENT_ENTROPY_PLUGIN
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endif
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export DISABLE_LATENT_ENTROPY_PLUGIN
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gcc-plugin-$(CONFIG_GCC_PLUGIN_STRUCTLEAK) += structleak_plugin.so
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE) \
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+= -fplugin-arg-structleak_plugin-verbose
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF) \
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+= -fplugin-arg-structleak_plugin-byref
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL) \
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+= -fplugin-arg-structleak_plugin-byref-all
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ifdef CONFIG_GCC_PLUGIN_STRUCTLEAK
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DISABLE_STRUCTLEAK_PLUGIN += -fplugin-arg-structleak_plugin-disable
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endif
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export DISABLE_STRUCTLEAK_PLUGIN
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK) \
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+= -DSTRUCTLEAK_PLUGIN
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gcc-plugin-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stackleak_plugin.so
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \
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+= -DSTACKLEAK_PLUGIN
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \
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+= -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_STACKLEAK_TRACK_MIN_SIZE)
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \
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+= -fplugin-arg-stackleak_plugin-arch=$(SRCARCH)
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gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK_VERBOSE) \
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+= -fplugin-arg-stackleak_plugin-verbose
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ifdef CONFIG_GCC_PLUGIN_STACKLEAK
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DISABLE_STACKLEAK_PLUGIN += -fplugin-arg-stackleak_plugin-disable
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endif
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export DISABLE_STACKLEAK_PLUGIN
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# All the plugin CFLAGS are collected here in case a build target needs to
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# filter them out of the KBUILD_CFLAGS.
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GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
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export GCC_PLUGINS_CFLAGS
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# Add the flags to the build!
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KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
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# Some plugins are enabled outside of this Makefile, but they still need to
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# be included in GCC_PLUGIN so they can get built.
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gcc-plugin-external-$(CONFIG_GCC_PLUGIN_SANCOV) \
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+= sancov_plugin.so
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gcc-plugin-external-$(CONFIG_GCC_PLUGIN_RANDSTRUCT) \
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+= randomize_layout_plugin.so
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# All enabled GCC plugins are collected here for building in
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# scripts/gcc-scripts/Makefile.
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GCC_PLUGIN := $(gcc-plugin-y) $(gcc-plugin-external-y)
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export GCC_PLUGIN
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