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-rw-r--r--arch/x86/kernel/setup.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 9d5674f..b901895 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -583,7 +583,20 @@ static int __init setup_elfcorehdr(char *arg)
early_param("elfcorehdr", setup_elfcorehdr);
#endif
-static struct x86_quirks default_x86_quirks __initdata;
+static int __init default_update_genapic(void)
+{
+#ifdef CONFIG_X86_SMP
+# if defined(CONFIG_X86_GENERICARCH) || defined(CONFIG_X86_64)
+ genapic->wakeup_cpu = wakeup_secondary_cpu_via_init;
+# endif
+#endif
+
+ return 0;
+}
+
+static struct x86_quirks default_x86_quirks __initdata = {
+ .update_genapic = default_update_genapic,
+};
struct x86_quirks *x86_quirks __initdata = &default_x86_quirks;
@@ -1082,7 +1095,7 @@ void __init setup_arch(char **cmdline_p)
ioapic_init_mappings();
/* need to wait for io_apic is mapped */
- nr_irqs = probe_nr_irqs();
+ probe_nr_irqs_gsi();
kvm_guest_init();
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