Commit 6f30c1ac authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

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: default avatarThomas Gleixner <tglx@linutronix.de>
parent 42bbdb43

arch/x86/include/asm/paravirt.h

+5 −1
Original line number Diff line number Diff line
@@ -918,6 +918,8 @@ static inline unsigned long __raw_local_irq_save(void) 
#undef PVOP_VCALL4

#undef PVOP_CALL4



extern void default_banner(void);



#else  /* __ASSEMBLY__ */



#define _PVSITE(ptype, clobbers, ops, word, algn)	\
@@ -1058,5 +1060,7 @@ static inline unsigned long __raw_local_irq_save(void) 
#endif	/* CONFIG_X86_32 */



#endif /* __ASSEMBLY__ */

#endif /* CONFIG_PARAVIRT */

#else  /* CONFIG_PARAVIRT */

# define default_banner x86_init_noop

#endif /* !CONFIG_PARAVIRT */

#endif /* _ASM_X86_PARAVIRT_H */

arch/x86/include/asm/paravirt_types.h

+0 −3
Original line number Diff line number Diff line
@@ -81,9 +81,6 @@ struct pv_init_ops { 


	/* Basic arch-specific setup */

	void (*post_allocator_init)(void);



	/* Print a banner to identify the environment */

	void (*banner)(void);

};

arch/x86/include/asm/x86_init.h

+2 −0
Original line number Diff line number Diff line
@@ -59,9 +59,11 @@ struct x86_init_irqs { 
/**

 * struct x86_init_oem - oem platform specific customizing functions

 * @arch_setup:			platform specific architecure setup

 * @banner:			print a platform specific banner

 */

struct x86_init_oem {

	void (*arch_setup)(void);

	void (*banner)(void);

};



/**

arch/x86/kernel/paravirt.c

+1 −9
Original line number Diff line number Diff line
@@ -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

+1 −0
Original line number Diff line number Diff line
@@ -1012,6 +1012,7 @@ void __init setup_arch(char **cmdline_p) 
	conswitchp = &dummy_con;

#endif

#endif

	x86_init.oem.banner();

}



#ifdef CONFIG_X86_32