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Topology

include/smp/topology.h

struct `cpu_mask`

Member Type	Member Name
`bool`	`uses_large`
`union { _Atomic uint64_t small; _Atomic uint64_t *large; }`	`None`
`size_t`	`nbits`

struct `topology_cache_info`

Member Type	Member Name
`uint8_t`	`level`
`uint8_t`	`type`
`uint32_t`	`size_kb`
`uint32_t`	`line_size`
`uint32_t`	`cores_sharing`

struct `topology_package_info`

Member Type	Member Name
`uint32_t`	`package_id`
`struct cpu_mask`	`cores`

struct `topology_node`

Member Type	Member Name
`enum topology_level`	`level`
`uint64_t`	`id`
`uint64_t`	`parent`
`struct topology_node`	`*parent_node`
`int32_t`	`first_child`
`int32_t`	`nr_children`
`struct cpu_mask`	`cpus`
`struct cpu_mask`	`idle`
`struct core`	`*core`
`union { struct numa_node numa; struct topology_cache_info cache; struct topology_package_info *package; }`	`data`

struct `topology`

Member Type	Member Name
`struct topology_node`	`*level[TOPOLOGY_LEVEL_MAX]`
`uint16_t`	`count[TOPOLOGY_LEVEL_MAX]`

enum `topology_level`

Name	Value
`TOPOLOGY_LEVEL_SMT`	`None`
`TOPOLOGY_LEVEL_CORE`	`None`
`TOPOLOGY_LEVEL_NUMA`	`None`
`TOPOLOGY_LEVEL_LLC`	`None`
`TOPOLOGY_LEVEL_PACKAGE`	`None`
`TOPOLOGY_LEVEL_MACHINE`	`None`
`TOPOLOGY_LEVEL_MAX`	`None`
`TOPOLOGY_LEVEL_COUNT`	`TOPOLOGY_LEVEL_MAX`

struct cpu_mask *cpu_mask_create(void)
bool cpu_mask_init(struct cpu_mask *m,size_t nbits)
void cpu_mask_set(struct cpu_mask *m,size_t cpu)
void cpu_mask_set_all(struct cpu_mask *m)
void cpu_mask_clear(struct cpu_mask *m,size_t cpu)
bool cpu_mask_test(struct cpu_mask *m,size_t cpu)
void cpu_mask_or(struct cpu_mask *dst,struct cpu_mask *b)
bool cpu_mask_empty(struct cpu_mask *mask)
void topology_mark_core_idle(size_t cpu_id,bool idle)
struct core *topology_find_idle_core(struct core *local_core,enum topology_level max_search)
struct core * *topology_get_smts_under_numa(struct topology_node *numa,size_t *count)
const char * topology_level_name(enum topology_level l)