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Commit e1fe9ed8 authored by H. Peter Anvin's avatar H. Peter Anvin
Browse files

x86, espfix: Move espfix definitions into a separate header file 



Sparse warns that the percpu variables aren't declared before they are
defined.  Rather than hacking around it, move espfix definitions into
a proper header file.

Reported-by: default avatarFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: default avatarH. Peter Anvin <hpa@linux.intel.com>
parent 246f2d2e

arch/x86/include/asm/espfix.h

0 → 100644
+16 −0
Original line number Diff line number Diff line 
#ifdef _ASM_X86_ESPFIX_H

#define _ASM_X86_ESPFIX_H



#ifdef CONFIG_X86_64



#include <asm/percpu.h>



DECLARE_PER_CPU_READ_MOSTLY(unsigned long, espfix_stack);

DECLARE_PER_CPU_READ_MOSTLY(unsigned long, espfix_waddr);



extern void init_espfix_bsp(void);

extern void init_espfix_ap(void);



#endif /* CONFIG_X86_64 */



#endif /* _ASM_X86_ESPFIX_H */

arch/x86/include/asm/setup.h

+2 −3
Original line number Diff line number Diff line
@@ -57,11 +57,10 @@ extern void x86_ce4100_early_setup(void); 
static inline void x86_ce4100_early_setup(void) { }

#endif



extern void init_espfix_bsp(void);

extern void init_espfix_ap(void);



#ifndef _SETUP



#include <asm/espfix.h>



/*

 * This is set up by the setup-routine at boot-time

 */

arch/x86/kernel/espfix_64.c

+1 −0
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ 
#include <asm/pgtable.h>

#include <asm/pgalloc.h>

#include <asm/setup.h>

#include <asm/espfix.h>



/*

 * Note: we only need 6*8 = 48 bytes for the espfix stack, but round