cpumask: x86: Introduce cpumask_of_{node,pcibus} to replace {node,pcibus}_to_cpumask Impact: New APIs The old node_to_cpumask/node_to_pcibus returned a cpumask_t: these return a pointer to a struct cpumask. Part of removing cpumasks from the stack. Also makes __pcibus_to_node ...
cpu_logical_map(cpu_count)=hwid; early_map_cpu_to_node(cpu_count, of_node_to_nid(dn)); next: cpu_count++; } } 上面的hwid即是cpu id,比如一个SOC有4个core,这4个core的hw id依次为0、1、2、4,这个hwid是在dts文件里配置(cpu node里的reg成员) include/linux/cpumask.h set_cpu_possible...
}cpumask_and(mask, cpu_online_mask,set);if(node != NUMA_NO_NODE) {conststructcpumask*nodemask=cpumask_of_node(node);/* make sure at least one of the cpus in nodemask is online */if(cpumask_intersects(mask, nodemask))cpumask_and(mask, mask, nodemask); } ret = chip->irq_set_af...
int node) { return true; } static inline bool zalloc_cpumask_var(cpumask_var_t *mask, gfp_t flags) { cpumask_clear(*mask); return true; } static inline bool zalloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node) { cpumask_clear(*mask); return...
* @np: a valid struct device_node to the cooling device device tree node * @clip_cpus: cpumask of cpus where the frequency constraints will happen. * * This interface function registers the cpufreq cooling device with the name * "thermal-cpufreq-%x". This api can support multiple instanc...
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return BITS_TO_LONGS(nr_cpumask_bits) * sizeof(long); } /* 7 changes: 0 additions & 7 deletions 7 lib/cpumask.c Original file line numberDiff line numberDiff line change @@ -89,13 +89,6 @@ bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node) dump_...
// 在给定的节点上分配一个结构cumaskboolalloc_cpumask_var_node(cpumask_var_t*mask,gfp_tflags,intnode){*mask=kmalloc_node(cpumask_size(),flags,node);#ifdef CONFIG_DEBUG_PER_CPU_MAPSif(!*mask){printk(KERN_ERR"=> alloc_cpumask_var: failed!\n");dump_stack();}#endif/* FIXME: Bandai...
Last Modify:2020-03-12 14:18:49Copyright©Brick 首页函数Tree 函数名称:设置CPU信息 返回类型:void 参数: 类型参数名称 unsigned intcpu struct cpumask *dstp 源代码转换工具 开放的插件接口X 支持:c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现:逻辑报告 ...
$ hwloc-calc core:2-6 --largest Package:1 Package:2 Core:6 $ hwloc-calc pack:2 --largest Package:2 $ hwloc-calc package:2-3 --largest NUMANode:1 To get the set of first threads of all cores: $ hwloc-calc core:all.pu:0 ...