The fixed-capacity frame cache a policy manages. More...

#include <cache_bench.h>

Collaboration diagram for cb_cache_t:

Data Fields
cb_frame_t *	frames
	capacity frame slots.
uint32_t	capacity
	Number of frame slots (the RAM budget knob).
void *	policy_data
	Policy-private state (rings, stacks, sketch).
void *	policy_workspace
	Caller-provided policy-state storage.
size_t	policy_workspace_bytes
	Bytes available at the storage.

Detailed Description

The fixed-capacity frame cache a policy manages.

The harness owns the frame array and the resident-set lookup; a policy only decides ordering: which frame to evict, and how to react to hits / inserts. Frame indices are stable for the run.

Definition at line 50 of file cache_bench.h.

Field Documentation

◆ capacity

uint32_t cb_cache_t::capacity

Number of frame slots (the RAM budget knob).

Definition at line 52 of file cache_bench.h.

Referenced by internal_clock_victim(), internal_fifo_victim(), internal_lru_init(), internal_rand_victim(), internal_slru_init(), and internal_srrip_victim().

◆ frames

cb_frame_t* cb_cache_t::frames

capacity frame slots.

Definition at line 51 of file cache_bench.h.

Referenced by internal_clock_set(), internal_clock_victim(), internal_replay_stream(), internal_replay_take_frame(), internal_slru_access(), internal_slru_insert(), internal_srrip_access(), internal_srrip_insert(), and internal_srrip_victim().

◆ policy_data

void* cb_cache_t::policy_data

Policy-private state (rings, stacks, sketch).

Definition at line 53 of file cache_bench.h.

Referenced by internal_clock_deinit(), internal_clock_init(), internal_clock_victim(), internal_fifo_deinit(), internal_fifo_init(), internal_fifo_victim(), internal_lru_deinit(), internal_lru_init(), internal_lru_insert(), internal_lru_touch(), internal_lru_victim(), internal_rand_deinit(), internal_rand_init(), internal_rand_victim(), internal_slru_access(), internal_slru_deinit(), internal_slru_init(), internal_slru_insert(), internal_slru_victim(), internal_srrip_deinit(), internal_srrip_init(), and internal_srrip_victim().

◆ policy_workspace

void* cb_cache_t::policy_workspace

Caller-provided policy-state storage.

Definition at line 54 of file cache_bench.h.

Referenced by internal_clock_init(), internal_fifo_init(), internal_lru_init(), internal_rand_init(), internal_slru_init(), and internal_srrip_init().

◆ policy_workspace_bytes

size_t cb_cache_t::policy_workspace_bytes

Bytes available at the storage.

Definition at line 55 of file cache_bench.h.

Referenced by internal_lru_init(), and internal_slru_init().

The documentation for this struct was generated from the following file:

tools/cache_bench/inc/cache_bench.h