Merge tag 'x86-platform-2026-02-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 platform update from Ingo MolnarL

 - x86/hyperv: Fix smp_ops build failure on UP kernels (Ingo Molnar)

* tag 'x86-platform-2026-02-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/hyperv: Fix smp_ops build failure on UP kernels

Author: torvalds

arch/x86/hyperv/hv_crash.c

@@ -628,7 +628,9 @@ void hv_root_crash_init(void)
 	if (rc)
 		goto err_out;
 
+#ifdef CONFIG_SMP
 	smp_ops.crash_stop_other_cpus = hv_crash_stop_other_cpus;
+#endif
 
 	crash_kexec_post_notifiers = true;
 	hv_crash_enabled = true;