mirror of
https://github.com/torvalds/linux.git
synced 2024-11-08 05:01:48 +00:00
818b667ba5
This constant hasn't been used since before the git era (2.6.12) and thus can be dropped. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Cc: Russell King <rmk@arm.linux.org.uk> Cc: Richard Weinberger <richard@nod.at> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Kyle McMartin <kyle@mcmartin.ca> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Matt Turner <mattst88@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
#ifndef __ASM_SMP_H
|
|
#define __ASM_SMP_H
|
|
|
|
#include <linux/threads.h>
|
|
#include <linux/cpumask.h>
|
|
#include <linux/bitops.h>
|
|
#include <asm/pal.h>
|
|
|
|
/* HACK: Cabrio WHAMI return value is bogus if more than 8 bits used.. :-( */
|
|
|
|
static __inline__ unsigned char
|
|
__hard_smp_processor_id(void)
|
|
{
|
|
register unsigned char __r0 __asm__("$0");
|
|
__asm__ __volatile__(
|
|
"call_pal %1 #whami"
|
|
: "=r"(__r0)
|
|
:"i" (PAL_whami)
|
|
: "$1", "$22", "$23", "$24", "$25");
|
|
return __r0;
|
|
}
|
|
|
|
#ifdef CONFIG_SMP
|
|
|
|
#include <asm/irq.h>
|
|
|
|
struct cpuinfo_alpha {
|
|
unsigned long loops_per_jiffy;
|
|
unsigned long last_asn;
|
|
int need_new_asn;
|
|
int asn_lock;
|
|
unsigned long ipi_count;
|
|
unsigned long prof_multiplier;
|
|
unsigned long prof_counter;
|
|
unsigned char mcheck_expected;
|
|
unsigned char mcheck_taken;
|
|
unsigned char mcheck_extra;
|
|
} __attribute__((aligned(64)));
|
|
|
|
extern struct cpuinfo_alpha cpu_data[NR_CPUS];
|
|
|
|
#define hard_smp_processor_id() __hard_smp_processor_id()
|
|
#define raw_smp_processor_id() (current_thread_info()->cpu)
|
|
|
|
extern int smp_num_cpus;
|
|
|
|
extern void arch_send_call_function_single_ipi(int cpu);
|
|
extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
|
|
|
|
#else /* CONFIG_SMP */
|
|
|
|
#define hard_smp_processor_id() 0
|
|
#define smp_call_function_on_cpu(func,info,wait,cpu) ({ 0; })
|
|
|
|
#endif /* CONFIG_SMP */
|
|
|
|
#define NO_PROC_ID (-1)
|
|
|
|
#endif
|