vmlinux.o: warning: objtool: smp_stop_nmi_callback()+0x2b: unreachable instruction
0000
0000000000047cf0 <smp_stop_nmi_callback>:
...
0026 47d16: e8 00 00 00 00 call 47d1b <smp_stop_nmi_callback+0x2b> 47d17: R_X86_64_PLT32 stop_this_cpu-0x4
002b 47d1b: b8 01 00 00 00 mov $0x1,%eax
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20220308154319.290905453@infradead.org
#define xen_set_default_idle 0
#endif
-void stop_this_cpu(void *dummy);
+void __noreturn stop_this_cpu(void *dummy);
void microcode_check(void);
enum l1tf_mitigations {
}
#endif
-void stop_this_cpu(void *dummy)
+void __noreturn stop_this_cpu(void *dummy)
{
local_irq_disable();
/*
"kunit_try_catch_throw",
"xen_start_kernel",
"cpu_bringup_and_idle",
+ "stop_this_cpu",
};
if (!func)