From: David Woodhouse <dwmw@xxxxxxxxxxxx> Signed-off-by: David Woodhouse <dwmw@xxxxxxxxxxxx> --- arch/x86/kernel/relocate_kernel_64.S | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/kernel/relocate_kernel_64.S b/arch/x86/kernel/relocate_kernel_64.S index 67f6853c7abe..ebbd76c9a3e9 100644 --- a/arch/x86/kernel/relocate_kernel_64.S +++ b/arch/x86/kernel/relocate_kernel_64.S @@ -14,6 +14,8 @@ #include <asm/nospec-branch.h> #include <asm/unwind_hints.h> +#define DEBUG + /* * Must be relocatable PIC code callable as a C function, in particular * there must be a plain RET and not jump to return thunk. @@ -191,6 +193,8 @@ SYM_CODE_START_LOCAL_NOALIGN(identity_mapped) pushw $0xff lidt (%rsp) addq $10, %rsp + + int3 #endif /* DEBUG */ /* -- 2.47.0
