x86: Move paravirt banner printout to x86_init_ops

Replace another obscure paravirt magic and move it to
x86_init_ops. Such a hook is also useful for embedded and special
hardware.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/kernel/paravirt.c

@@ -54,7 +54,7 @@ u64 _paravirt_ident_64(u64 x)
 	return x;
 }
 
-static void __init default_banner(void)
+void __init default_banner(void)
 {
 	printk(KERN_INFO "Booting paravirtualized kernel on %s\n",
 	       pv_info.name);
@@ -208,13 +208,6 @@ extern void native_irq_enable_sysexit(void);
 extern void native_usergs_sysret32(void);
 extern void native_usergs_sysret64(void);
 
-static int __init print_banner(void)
-{
-	pv_init_ops.banner();
-	return 0;
-}
-core_initcall(print_banner);
-
 static struct resource reserve_ioports = {
 	.start = 0,
 	.end = IO_SPACE_LIMIT,
@@ -310,7 +303,6 @@ struct pv_info pv_info = {
 
 struct pv_init_ops pv_init_ops = {
 	.patch = native_patch,
-	.banner = default_banner,
 };
 
 struct pv_time_ops pv_time_ops = {

arch/x86/kernel/setup.c

@@ -1012,6 +1012,7 @@ void __init setup_arch(char **cmdline_p)
 	conswitchp = &dummy_con;
 #endif
 #endif
+	x86_init.oem.banner();
 }
 
 #ifdef CONFIG_X86_32

arch/x86/kernel/x86_init.c

@@ -6,6 +6,7 @@
 #include <linux/init.h>
 
 #include <asm/bios_ebda.h>
+#include <asm/paravirt.h>
 #include <asm/mpspec.h>
 #include <asm/setup.h>
 #include <asm/e820.h>
@@ -45,5 +46,6 @@ struct __initdata x86_init_ops x86_init = {
 
 	.oem = {
 		.arch_setup		= x86_init_noop,
+		.banner			= default_banner,
 	},
 };