diff options
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index b24e57a10f6..59db86c915f 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -7279,13 +7279,21 @@ struct allmasks { }; #if NR_CPUS > 128 -#define SCHED_CPUMASK_ALLOC 1 -#define SCHED_CPUMASK_FREE(v) kfree(v) -#define SCHED_CPUMASK_DECLARE(v) struct allmasks *v +#define SCHED_CPUMASK_DECLARE(v) struct allmasks *v +static inline void sched_cpumask_alloc(struct allmasks **masks) +{ + *masks = kmalloc(sizeof(**masks), GFP_KERNEL); +} +static inline void sched_cpumask_free(struct allmasks *masks) +{ + kfree(masks); +} #else -#define SCHED_CPUMASK_ALLOC 0 -#define SCHED_CPUMASK_FREE(v) -#define SCHED_CPUMASK_DECLARE(v) struct allmasks _v, *v = &_v +#define SCHED_CPUMASK_DECLARE(v) struct allmasks _v, *v = &_v +static inline void sched_cpumask_alloc(struct allmasks **masks) +{ } +static inline void sched_cpumask_free(struct allmasks *masks) +{ } #endif #define SCHED_CPUMASK_VAR(v, a) cpumask_t *v = (cpumask_t *) \ @@ -7361,9 +7369,8 @@ static int __build_sched_domains(const cpumask_t *cpu_map, return -ENOMEM; } -#if SCHED_CPUMASK_ALLOC /* get space for all scratch cpumask variables */ - allmasks = kmalloc(sizeof(*allmasks), GFP_KERNEL); + sched_cpumask_alloc(&allmasks); if (!allmasks) { printk(KERN_WARNING "Cannot alloc cpumask array\n"); kfree(rd); @@ -7372,7 +7379,7 @@ static int __build_sched_domains(const cpumask_t *cpu_map, #endif return -ENOMEM; } -#endif + tmpmask = (cpumask_t *)allmasks; @@ -7626,13 +7633,13 @@ static int __build_sched_domains(const cpumask_t *cpu_map, cpu_attach_domain(sd, rd, i); } - SCHED_CPUMASK_FREE((void *)allmasks); + sched_cpumask_free(allmasks); return 0; #ifdef CONFIG_NUMA error: free_sched_groups(cpu_map, tmpmask); - SCHED_CPUMASK_FREE((void *)allmasks); + sched_cpumask_free(allmasks); kfree(rd); return -ENOMEM; #endif |