tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright IBM Corp. 1999,2009
3 * Author(s): Denis Joseph Barrow,
4 * Martin Schwidefsky <schwidefsky@de.ibm.com>,
5 * Heiko Carstens <heiko.carstens@de.ibm.com>,
6 */
7#ifndef __ASM_SMP_H
8#define __ASM_SMP_H
9
10#ifdef CONFIG_SMP
11
12#include <asm/system.h>
13#include <asm/sigp.h>
14
15extern void machine_restart_smp(char *);
16extern void machine_halt_smp(void);
17extern void machine_power_off_smp(void);
18
19#define raw_smp_processor_id() (S390_lowcore.cpu_nr)
20
21extern int __cpu_disable (void);
22extern void __cpu_die (unsigned int cpu);
23extern void cpu_die (void) __attribute__ ((noreturn));
24extern int __cpu_up (unsigned int cpu);
25
26extern struct mutex smp_cpu_state_mutex;
27extern int smp_cpu_polarization[];
28
29extern void arch_send_call_function_single_ipi(int cpu);
30extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
31
32extern union save_area *zfcpdump_save_areas[NR_CPUS + 1];
33
34#endif /* CONFIG_SMP */
35
36#ifdef CONFIG_HOTPLUG_CPU
37extern int smp_rescan_cpus(void);
38#else
39static inline int smp_rescan_cpus(void) { return 0; }
40#endif
41
42#endif /* __ASM_SMP_H */