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    Subject[PATCH v3 11/11] x86: Add Xen kexec control code size check to linker script
    Date
    Add Xen kexec control code size check to linker script.

    Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
    ---
    arch/x86/kernel/vmlinux.lds.S | 7 ++++++-
    1 files changed, 6 insertions(+), 1 deletions(-)

    diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
    index 22a1530..f18786a 100644
    --- a/arch/x86/kernel/vmlinux.lds.S
    +++ b/arch/x86/kernel/vmlinux.lds.S
    @@ -360,5 +360,10 @@ INIT_PER_CPU(irq_stack_union);

    . = ASSERT(kexec_control_code_size <= KEXEC_CONTROL_CODE_MAX_SIZE,
    "kexec control code size is too big");
    -#endif

    +#ifdef CONFIG_XEN
    +. = ASSERT(xen_kexec_control_code_size - xen_relocate_kernel <=
    + KEXEC_CONTROL_CODE_MAX_SIZE,
    + "Xen kexec control code size is too big");
    +#endif
    +#endif
    --
    1.5.6.5


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