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    Subject[PATCH v3 08/39] x86/entry: Cleanup PARAVIRT
    Since commit 5c8f6a2e316e ("x86/xen: Add
    xenpv_restore_regs_and_return_to_usermode()") Xen will no longer reach
    this code and we can do away with the paravirt
    SWAPGS/INTERRUPT_RETURN.

    Suggested-by: Andrew Cooper <Andrew.Cooper3@citrix.com>
    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    ---
    arch/x86/entry/entry_64.S | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    --- a/arch/x86/entry/entry_64.S
    +++ b/arch/x86/entry/entry_64.S
    @@ -619,8 +619,8 @@ SYM_INNER_LABEL(swapgs_restore_regs_and_

    /* Restore RDI. */
    popq %rdi
    - SWAPGS
    - INTERRUPT_RETURN
    + swapgs
    + jmp native_iret


    SYM_INNER_LABEL(restore_regs_and_return_to_kernel, SYM_L_GLOBAL)

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