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All the caller has been removed since commit 336f560a8917 ("x86/xen: don't let xen_pv_play_dead() return") Signed-off-by: Xueshi Hu <xueshi.hu@smartx.com> Signed-off-by: Frederic Weisbecker <frederic@kernel.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/r/20230912104406.312185-5-frederic@kernel.org