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powerpc: Move definitions of secondary CPU spinloop to header file

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Those definitions are currently declared extern in the .c file where
they are used, move them to a header file instead.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2009-07-23 23:15:28 +00:00
parent 747bea91b7
commit cf54dc7cd4
7 changed files with 9 additions and 13 deletions
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9
arch/powerpc/include/asm/smp.h
View file

@ -148,6 +148,15 @@ extern struct smp_ops_t *smp_ops;
extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi(cpumask_t mask); extern void arch_send_call_function_ipi(cpumask_t mask);
/* Definitions relative to the secondary CPU spin loop
* and entry point. Not all of them exist on both 32 and
* 64-bit but defining them all here doesn't harm
*/
extern void generic_secondary_smp_init(void);
extern unsigned long __secondary_hold_spinloop;
extern unsigned long __secondary_hold_acknowledge;
extern char __secondary_hold;
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */

4
arch/powerpc/kernel/prom_init.c
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@ -1259,10 +1259,6 @@ static void __init prom_initialize_tce_table(void)
* *
* -- Cort * -- Cort
*/ */
extern char __secondary_hold;
extern unsigned long __secondary_hold_spinloop;
extern unsigned long __secondary_hold_acknowledge;
/* /*
* We want to reference the copy of __secondary_hold_* in the * We want to reference the copy of __secondary_hold_* in the
* 0 - 0x100 address range * 0 - 0x100 address range

3
arch/powerpc/kernel/setup_64.c
View file

@ -230,9 +230,6 @@ void early_setup_secondary(void)
#endif /* CONFIG_SMP */ #endif /* CONFIG_SMP */
#if defined(CONFIG_SMP) || defined(CONFIG_KEXEC) #if defined(CONFIG_SMP) || defined(CONFIG_KEXEC)
extern unsigned long __secondary_hold_spinloop;
extern void generic_secondary_smp_init(void);
void smp_release_cpus(void) void smp_release_cpus(void)
{ {
unsigned long *ptr; unsigned long *ptr;

1
arch/powerpc/platforms/85xx/smp.c
View file

@ -25,7 +25,6 @@
#include <sysdev/fsl_soc.h> #include <sysdev/fsl_soc.h>
extern volatile unsigned long __secondary_hold_acknowledge;
extern void __early_start(void); extern void __early_start(void);
#define BOOT_ENTRY_ADDR_UPPER 0 #define BOOT_ENTRY_ADDR_UPPER 0

1
arch/powerpc/platforms/86xx/mpc86xx_smp.c
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@ -27,7 +27,6 @@
#include "mpc86xx.h" #include "mpc86xx.h"
extern void __secondary_start_mpc86xx(void); extern void __secondary_start_mpc86xx(void);
extern unsigned long __secondary_hold_acknowledge;
#define MCM_PORT_CONFIG_OFFSET 0x10 #define MCM_PORT_CONFIG_OFFSET 0x10

2
arch/powerpc/platforms/cell/smp.c
View file

@ -58,8 +58,6 @@
*/ */
static cpumask_t of_spin_map; static cpumask_t of_spin_map;
extern void generic_secondary_smp_init(unsigned long);
/** /**
* smp_startup_cpu() - start the given cpu * smp_startup_cpu() - start the given cpu
* *

2
arch/powerpc/platforms/pseries/smp.c
View file

@ -56,8 +56,6 @@
*/ */
static cpumask_t of_spin_map; static cpumask_t of_spin_map;
extern void generic_secondary_smp_init(unsigned long);
/** /**
* smp_startup_cpu() - start the given cpu * smp_startup_cpu() - start the given cpu
* *