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    Subject[patch V4 part 1 19/36] x86/entry: Exclude low level entry code from sanitizing
    The sanitizers are not really applicable to the fragile low level entry
    code. code. Entry code needs to carefully setup a normal 'runtime'
    environment.

    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    ---
    arch/x86/entry/Makefile | 8 ++++++++
    1 file changed, 8 insertions(+)

    --- a/arch/x86/entry/Makefile
    +++ b/arch/x86/entry/Makefile
    @@ -3,6 +3,14 @@
    # Makefile for the x86 low level entry code
    #

    +KASAN_SANITIZE := n
    +UBSAN_SANITIZE := n
    +KCOV_INSTRUMENT := n
    +
    +CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE) -fstack-protector -fstack-protector-strong
    +CFLAGS_REMOVE_syscall_32.o = $(CC_FLAGS_FTRACE) -fstack-protector -fstack-protector-strong
    +CFLAGS_REMOVE_syscall_64.o = $(CC_FLAGS_FTRACE) -fstack-protector -fstack-protector-strong
    +
    OBJECT_FILES_NON_STANDARD_entry_64_compat.o := y

    CFLAGS_syscall_64.o += $(call cc-option,-Wno-override-init,)
    \
     
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