github/ocf
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ocf_cache alignment

Browse Source 
Grouping static fields together, while often changing ones get their own
cacheline, or some not used often/important fields.

Signed-off-by: Kozlowski Mateusz <mateusz.kozlowski@intel.com>
This commit is contained in:
Kozlowski Mateusz 2021-03-12 12:36:18 +01:00
parent 33f29e43bc
commit fd2fd335a0
1 changed files with 22 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
src/ocf_cache_priv.h
View File

@ -81,12 +81,14 @@ struct ocf_cache {
struct ocf_lst lst_part; struct ocf_lst lst_part;
struct ocf_user_part user_parts[OCF_IO_CLASS_MAX + 1]; struct ocf_user_part user_parts[OCF_IO_CLASS_MAX + 1];
struct ocf_metadata metadata;
ocf_freelist_t freelist; ocf_freelist_t freelist;
ocf_eviction_t eviction_policy_init; ocf_eviction_t eviction_policy_init;
uint32_t fallback_pt_error_threshold;
struct ocf_metadata metadata;
struct { struct {
/* cache get/put counter */ /* cache get/put counter */
struct ocf_refcnt cache; struct ocf_refcnt cache;
@ -97,7 +99,10 @@ struct ocf_cache {
struct ocf_refcnt metadata; struct ocf_refcnt metadata;
} refcnt; } refcnt;
uint32_t fallback_pt_error_threshold; ocf_pipeline_t stop_pipeline;
struct ocf_core core[OCF_CORE_MAX];
env_atomic fallback_pt_error_counter; env_atomic fallback_pt_error_counter;
env_atomic pending_read_misses_list_blocked; env_atomic pending_read_misses_list_blocked;
@ -107,25 +112,17 @@ struct ocf_cache {
env_atomic pending_eviction_clines; env_atomic pending_eviction_clines;
env_atomic flush_in_progress;
struct list_head io_queues; struct list_head io_queues;
ocf_queue_t mngt_queue; ocf_queue_t mngt_queue;
uint16_t ocf_core_inactive_count;
struct ocf_core core[OCF_CORE_MAX];
env_atomic flush_in_progress;
struct ocf_cleaner cleaner; struct ocf_cleaner cleaner;
struct ocf_metadata_updater metadata_updater; struct ocf_metadata_updater metadata_updater;
ocf_promotion_policy_t promotion_policy; ocf_promotion_policy_t promotion_policy;
struct ocf_async_lock lock; struct ocf_async_lock lock;
/*
* Most of the time this variable is set to 0, unless user requested
* interruption of flushing process.
*/
int flushing_interrupted;
env_mutex flush_mutex; env_mutex flush_mutex;
struct { struct {
@ -133,15 +130,21 @@ struct ocf_cache {
uint32_t queue_unblock_size; uint32_t queue_unblock_size;
} backfill; } backfill;
struct ocf_trace trace;
void *priv;
/*
* Most of the time this variable is set to 0, unless user requested
* interruption of flushing process.
*/
int flushing_interrupted;
uint16_t ocf_core_inactive_count;
bool pt_unaligned_io; bool pt_unaligned_io;
bool use_submit_io_fast; bool use_submit_io_fast;
struct ocf_trace trace;
ocf_pipeline_t stop_pipeline;
void *priv;
}; };
static inline ocf_core_t ocf_cache_get_core(ocf_cache_t cache, static inline ocf_core_t ocf_cache_get_core(ocf_cache_t cache,