Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
[linux-2.6/mini2440.git] / lib / cpumask.c
blob5f97dc25ef9c925fb68b83fecec5a7c0114ab339
1 #include <linux/kernel.h>
2 #include <linux/bitops.h>
3 #include <linux/cpumask.h>
4 #include <linux/module.h>
6 int __first_cpu(const cpumask_t *srcp)
8 return min_t(int, NR_CPUS, find_first_bit(srcp->bits, NR_CPUS));
10 EXPORT_SYMBOL(__first_cpu);
12 int __next_cpu(int n, const cpumask_t *srcp)
14 return min_t(int, NR_CPUS, find_next_bit(srcp->bits, NR_CPUS, n+1));
16 EXPORT_SYMBOL(__next_cpu);
18 #if NR_CPUS > 64
19 int __next_cpu_nr(int n, const cpumask_t *srcp)
21 return min_t(int, nr_cpu_ids,
22 find_next_bit(srcp->bits, nr_cpu_ids, n+1));
24 EXPORT_SYMBOL(__next_cpu_nr);
25 #endif
27 int __any_online_cpu(const cpumask_t *mask)
29 int cpu;
31 for_each_cpu_mask(cpu, *mask) {
32 if (cpu_online(cpu))
33 break;
35 return cpu;
37 EXPORT_SYMBOL(__any_online_cpu);