166a538d15
On modules with no executable code, LLVM generates a __cfi_check stub, but won't align it to page size as expected. This change ensures the function is at the beginning of the .text section and correctly aligned for the CFI shadow. Bug: 148458318 Change-Id: I85ea31fa851bc23988f649b021b3ac7e9d9dcb38 Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
48 lines
1.7 KiB
Makefile
48 lines
1.7 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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###
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# scripts contains sources for various helper programs used throughout
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# the kernel for the build process.
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# ---------------------------------------------------------------------------
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# kallsyms: Find all symbols in vmlinux
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# pnmttologo: Convert pnm files to logo files
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# conmakehash: Create chartable
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# conmakehash: Create arrays for initializing the kernel console tables
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HOST_EXTRACFLAGS += -I$(srctree)/tools/include
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hostprogs-$(CONFIG_BUILD_BIN2C) += bin2c
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hostprogs-$(CONFIG_KALLSYMS) += kallsyms
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hostprogs-$(CONFIG_LOGO) += pnmtologo
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hostprogs-$(CONFIG_VT) += conmakehash
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hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
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hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
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hostprogs-$(CONFIG_ASN1) += asn1_compiler
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hostprogs-$(CONFIG_MODULE_SIG) += sign-file
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hostprogs-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
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hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
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HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
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HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
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HOSTLDLIBS_sign-file = -lcrypto
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HOSTLDLIBS_extract-cert = -lcrypto
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always := $(hostprogs-y) $(hostprogs-m)
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# The following hostprogs-y programs are only build on demand
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hostprogs-y += unifdef
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extra-$(CONFIG_LTO_CLANG) += module-lto.lds
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# These targets are used internally to avoid "is up to date" messages
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PHONY += build_unifdef
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build_unifdef: $(obj)/unifdef
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@:
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subdir-$(CONFIG_MODVERSIONS) += genksyms
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subdir-y += mod
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subdir-$(CONFIG_SECURITY_SELINUX) += selinux
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subdir-$(CONFIG_DTC) += dtc
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subdir-$(CONFIG_GDB_SCRIPTS) += gdb
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# Let clean descend into subdirs
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subdir- += basic kconfig package gcc-plugins
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