korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-16 08:44:21 +08:00
Code Issues Packages Projects Releases Wiki Activity

powerpc: Turn get/set_hard_smp_proccessor_id into inlines

Browse Source 
They don't need to be macros, and having them as inline functions
avoids warnings about unused variables on some configurations when the
argument isn't evaluated.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Benjamin Herrenschmidt 2008-08-18 14:23:48 +10:00 committed by Paul Mackerras
parent f3d3d307e6
commit 41eba0ad00
1 changed files with 29 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
arch/powerpc/include/asm/smp.h
View File

@ -56,9 +56,16 @@ extern int smp_hw_index[];
#define raw_smp_processor_id() (current_thread_info()->cpu)
#define hard_smp_processor_id() (smp_hw_index[smp_processor_id()])
#define get_hard_smp_processor_id(cpu) (smp_hw_index[(cpu)])
#define set_hard_smp_processor_id(cpu, phys)\
(smp_hw_index[(cpu)] = (phys))
static inline int get_hard_smp_processor_id(int cpu)
{
return smp_hw_index[cpu];
}
static inline void set_hard_smp_processor_id(int cpu, int phys)
{
smp_hw_index[cpu] = phys;
}
#endif
DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
@ -92,9 +99,15 @@ extern void __cpu_die(unsigned int cpu);
#endif /* CONFIG_SMP */
#ifdef CONFIG_PPC64
#define get_hard_smp_processor_id(CPU) (paca[(CPU)].hw_cpu_id)
#define set_hard_smp_processor_id(CPU, VAL) \
do { (paca[(CPU)].hw_cpu_id = (VAL)); } while (0)
static inline int get_hard_smp_processor_id(int cpu)
{
return paca[cpu].hw_cpu_id;
}
static inline void set_hard_smp_processor_id(int cpu, int phys)
{
paca[cpu].hw_cpu_id = phys;
}
extern void smp_release_cpus(void);
@ -102,10 +115,16 @@ extern void smp_release_cpus(void);
/* 32-bit */
#ifndef CONFIG_SMP
extern int boot_cpuid_phys;
#define get_hard_smp_processor_id(cpu) boot_cpuid_phys
#define set_hard_smp_processor_id(cpu, phys)
#endif
#endif
static inline int get_hard_smp_processor_id(int cpu)
{
return boot_cpuid_phys;
}
static inline void set_hard_smp_processor_id(int cpu, int phys)
{
}
#endif /* !CONFIG_SMP */
#endif /* !CONFIG_PPC64 */
extern int smt_enabled_at_boot;