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linux/arch/arm/include/asm/smp_plat.h
Russell King 2ef7f3dbd7 ARM: Fix ptrace accesses
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2009-12-14 14:54:28 +00:00

22 lines
461 B
C

/*
* ARM specific SMP header, this contains our implementation
* details.
*/
#ifndef __ASMARM_SMP_PLAT_H
#define __ASMARM_SMP_PLAT_H
#include <asm/cputype.h>
/* all SMP configurations have the extended CPUID registers */
static inline int tlb_ops_need_broadcast(void)
{
return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
}
static inline int cache_ops_need_broadcast(void)
{
return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 1;
}
#endif