Lines Matching refs:diff
62 static int cpu_mask_set_get_first(struct cpu_mask_set *set, cpumask_var_t diff)
66 if (!diff || !set)
72 cpumask_andnot(diff, &set->mask, &set->used);
74 cpu = cpumask_first(diff);
836 cpumask_var_t diff;
882 if (!zalloc_cpumask_var(&diff, GFP_KERNEL))
885 cpu = cpu_mask_set_get_first(set, diff);
887 free_cpumask_var(diff);
892 free_cpumask_var(diff);
998 cpumask_var_t diff, hw_thread_mask, available_mask, intrs_mask;
1047 ret = zalloc_cpumask_var(&diff, GFP_KERNEL);
1098 * diff will always be not empty at least once in this
1102 cpumask_andnot(diff, hw_thread_mask, &set->used);
1103 if (!cpumask_empty(diff))
1125 * 1) If diff is not empty, then there are CPUs not running
1126 * non-interrupt handlers available, so diff gets copied
1128 * 2) If diff is empty, then all CPUs not running interrupt
1136 cpumask_andnot(diff, available_mask, intrs_mask);
1137 if (!cpumask_empty(diff))
1138 cpumask_copy(available_mask, diff);
1153 cpumask_andnot(diff, available_mask, intrs_mask);
1154 if (!cpumask_empty(diff))
1155 cpumask_copy(available_mask, diff);
1175 free_cpumask_var(diff);