53 /* The cache version should be bumped whenever a change is made to the
54  * structure of cache entries or the index. This will give any 3rd party
55  * applications reading the cache entries a chance to adjust to the changes.
57  * - The cache version is checked internally when reading a cache entry. If we
58  *   ever have a mismatch we are in big trouble as this means we had a cache
62  * - There is no strict requirement that cache versions be backwards
74 disk_cache_init_queue(struct disk_cache *cache)  in disk_cache_init_queue()  argument
76    if (util_queue_is_initialized(&cache->cache_queue))  in disk_cache_init_queue()
82     * avoiding excessive memory use due to a backlog of cache entrys building  in disk_cache_init_queue()
89    return util_queue_init(&cache->cache_queue, "disk$", 32, 4,  in disk_cache_init_queue()
102    struct disk_cache *cache = NULL;  in disk_cache_type_create()  local
114    cache = rzalloc(NULL, struct disk_cache);  in disk_cache_type_create()
115    if (cache == NULL)  in disk_cache_type_create()
119    cache->path_init_failed = true;  in disk_cache_type_create()
120    cache->type = DISK_CACHE_NONE;  in disk_cache_type_create()
130    cache->path = ralloc_strdup(cache, path);  in disk_cache_type_create()
131    if (cache->path == NULL)  in disk_cache_type_create()
134    /* Cache tests that want to have a disabled cache compression are using  in disk_cache_type_create()
136     * disable disk cache compression when mesa's build tests require it.  in disk_cache_type_create()
139       cache->compression_disabled = true;  in disk_cache_type_create()
142       if (!disk_cache_load_cache_index_foz(local, cache))  in disk_cache_type_create()
145       if (!disk_cache_db_load_cache_index(local, cache))  in disk_cache_type_create()
150       disk_cache_touch_cache_user_marker(cache->path);  in disk_cache_type_create()
152    cache->type = cache_type;  in disk_cache_type_create()
154    cache->stats.enabled = debug_get_bool_option("MESA_SHADER_CACHE_SHOW_STATS",  in disk_cache_type_create()
157    if (!disk_cache_mmap_cache_index(local, cache, path))  in disk_cache_type_create()
203    /* Default to 1GB for maximum cache size. */  in disk_cache_type_create()
208    cache->max_size = max_size;  in disk_cache_type_create()
210    if (cache->type == DISK_CACHE_DATABASE)  in disk_cache_type_create()
211       mesa_cache_db_multipart_set_size_limit(&cache->cache_db, cache->max_size);  in disk_cache_type_create()
213    if (!disk_cache_init_queue(cache))  in disk_cache_type_create()
216    cache->path_init_failed = false;  in disk_cache_type_create()
220    cache->driver_keys_blob_size = cv_size;  in disk_cache_type_create()
225    cache->driver_keys_blob_size += id_size;  in disk_cache_type_create()
226    cache->driver_keys_blob_size += gpu_name_size;  in disk_cache_type_create()
228    /* We sometimes store entire structs that contains a pointers in the cache,  in disk_cache_type_create()
233    cache->driver_keys_blob_size += ptr_size_size;  in disk_cache_type_create()
236    cache->driver_keys_blob_size += driver_flags_size;  in disk_cache_type_create()
238    cache->driver_keys_blob =  in disk_cache_type_create()
239       ralloc_size(cache, cache->driver_keys_blob_size);  in disk_cache_type_create()
240    if (!cache->driver_keys_blob)  in disk_cache_type_create()
243    uint8_t *drv_key_blob = cache->driver_keys_blob;  in disk_cache_type_create()
251    s_rand_xorshift128plus(cache->seed_xorshift128plus, true);  in disk_cache_type_create()
255    return cache;  in disk_cache_type_create()
258    if (cache)  in disk_cache_type_create()
259       ralloc_free(cache);  in disk_cache_type_create()
270    struct disk_cache *cache;  in disk_cache_create()  local
278       /* Since switching the default cache to <mesa_shader_cache_db>, remove the  in disk_cache_create()
279        * old cache folder if it hasn't been modified for more than 7 days.  in disk_cache_create()
285    /* Create main writable cache. */  in disk_cache_create()
286    cache = disk_cache_type_create(gpu_name, driver_id, driver_flags,  in disk_cache_create()
288    if (!cache)  in disk_cache_create()
293     * cache.  At first we will check cache entry presence in the RO caches and  in disk_cache_create()
294     * if entry isn't found there, then we'll fall back to the RW cache.  in disk_cache_create()
296    if (cache_type != DISK_CACHE_SINGLE_FILE && !cache->path_init_failed &&  in disk_cache_create()
299       /* Create read-only cache used for sharing prebuilt shaders.  in disk_cache_create()
300        * If cache entry will be found in this cache, then the main cache  in disk_cache_create()
303       cache->foz_ro_cache = disk_cache_type_create(gpu_name, driver_id,  in disk_cache_create()
308    return cache;  in disk_cache_create()
312 disk_cache_destroy(struct disk_cache *cache)  in disk_cache_destroy()  argument
314    if (unlikely(cache && cache->stats.enabled)) {  in disk_cache_destroy()
315       printf("disk shader cache:  hits = %u, misses = %u\n",  in disk_cache_destroy()
316              cache->stats.hits,  in disk_cache_destroy()
317              cache->stats.misses);  in disk_cache_destroy()
320    if (cache && util_queue_is_initialized(&cache->cache_queue)) {  in disk_cache_destroy()
321       util_queue_finish(&cache->cache_queue);  in disk_cache_destroy()
322       util_queue_destroy(&cache->cache_queue);  in disk_cache_destroy()
324       if (cache->foz_ro_cache)  in disk_cache_destroy()
325          disk_cache_destroy(cache->foz_ro_cache);  in disk_cache_destroy()
327       if (cache->type == DISK_CACHE_SINGLE_FILE)  in disk_cache_destroy()
328          foz_destroy(&cache->foz_db);  in disk_cache_destroy()
330       if (cache->type == DISK_CACHE_DATABASE)  in disk_cache_destroy()
331          mesa_cache_db_multipart_close(&cache->cache_db);  in disk_cache_destroy()
333       disk_cache_destroy_mmap(cache);  in disk_cache_destroy()
336    ralloc_free(cache);  in disk_cache_destroy()
340 disk_cache_wait_for_idle(struct disk_cache *cache)  in disk_cache_wait_for_idle()  argument
342    util_queue_finish(&cache->cache_queue);  in disk_cache_wait_for_idle()
346 disk_cache_remove(struct disk_cache *cache, const cache_key key)  in disk_cache_remove()  argument
348    if (cache->type == DISK_CACHE_DATABASE) {  in disk_cache_remove()
349       mesa_cache_db_multipart_entry_remove(&cache->cache_db, key);  in disk_cache_remove()
353    char *filename = disk_cache_get_cache_filename(cache, key);  in disk_cache_remove()
358    disk_cache_evict_item(cache, filename);  in disk_cache_remove()
362 create_put_job(struct disk_cache *cache, const cache_key key,  in create_put_job()  argument
371       dc_job->cache = cache;  in create_put_job()
381       /* Copy the cache item metadata */  in create_put_job()
430 blob_put_compressed(struct disk_cache *cache, const cache_key key,
442    if (dc_job->cache->blob_put_cb) {  in cache_put()
443       blob_put_compressed(dc_job->cache, dc_job->key, dc_job->data, dc_job->size);  in cache_put()
444    } else if (dc_job->cache->type == DISK_CACHE_SINGLE_FILE) {  in cache_put()
446    } else if (dc_job->cache->type == DISK_CACHE_DATABASE) {  in cache_put()
448    } else if (dc_job->cache->type == DISK_CACHE_MULTI_FILE) {  in cache_put()
449       filename = disk_cache_get_cache_filename(dc_job->cache, dc_job->key);  in cache_put()
453       /* If the cache is too large, evict something else first. */  in cache_put()
454 …while (p_atomic_read_relaxed(&dc_job->cache->size->value) + dc_job->size > dc_job->cache->max_size…  in cache_put()
456          disk_cache_evict_lru_item(dc_job->cache);  in cache_put()
473 blob_put_compressed(struct disk_cache *cache, const cache_key key,  in blob_put_compressed()  argument
494       cache->blob_put_cb(key, CACHE_KEY_SIZE, entry, entry_size);  in blob_put_compressed()
502 blob_get_compressed(struct disk_cache *cache, const cache_key key,  in blob_get_compressed()  argument
519       entry_size = cache->blob_get_cb(key, CACHE_KEY_SIZE, entry, max_blob_size);  in blob_get_compressed()
551 disk_cache_put(struct disk_cache *cache, const cache_key key,  in disk_cache_put()  argument
555    if (!util_queue_is_initialized(&cache->cache_queue))  in disk_cache_put()
559       create_put_job(cache, key, (void*)data, size, cache_item_metadata, false);  in disk_cache_put()
563       util_queue_add_job(&cache->cache_queue, dc_job, &dc_job->fence,  in disk_cache_put()
569 disk_cache_put_nocopy(struct disk_cache *cache, const cache_key key,  in disk_cache_put_nocopy()  argument
573    if (!util_queue_is_initialized(&cache->cache_queue)) {  in disk_cache_put_nocopy()
579       create_put_job(cache, key, data, size, cache_item_metadata, true);  in disk_cache_put_nocopy()
583       util_queue_add_job(&cache->cache_queue, dc_job, &dc_job->fence,  in disk_cache_put_nocopy()
589 disk_cache_get(struct disk_cache *cache, const cache_key key, size_t *size)  in disk_cache_get()  argument
596    if (cache->foz_ro_cache)  in disk_cache_get()
597       buf = disk_cache_load_item_foz(cache->foz_ro_cache, key, size);  in disk_cache_get()
600       if (cache->blob_get_cb) {  in disk_cache_get()
601          buf = blob_get_compressed(cache, key, size);  in disk_cache_get()
602       } else if (cache->type == DISK_CACHE_SINGLE_FILE) {  in disk_cache_get()
603          buf = disk_cache_load_item_foz(cache, key, size);  in disk_cache_get()
604       } else if (cache->type == DISK_CACHE_DATABASE) {  in disk_cache_get()
605          buf = disk_cache_db_load_item(cache, key, size);  in disk_cache_get()
606       } else if (cache->type == DISK_CACHE_MULTI_FILE) {  in disk_cache_get()
607          char *filename = disk_cache_get_cache_filename(cache, key);  in disk_cache_get()
609             buf = disk_cache_load_item(cache, filename, size);  in disk_cache_get()
613    if (unlikely(cache->stats.enabled)) {  in disk_cache_get()
615          p_atomic_inc(&cache->stats.hits);  in disk_cache_get()
617          p_atomic_inc(&cache->stats.misses);  in disk_cache_get()
624 disk_cache_put_key(struct disk_cache *cache, const cache_key key)  in disk_cache_put_key()  argument
630    if (cache->blob_put_cb) {  in disk_cache_put_key()
631       cache->blob_put_cb(key, CACHE_KEY_SIZE, key_chunk, sizeof(uint32_t));  in disk_cache_put_key()
635    if (cache->path_init_failed)  in disk_cache_put_key()
638    entry = &cache->stored_keys[i * CACHE_KEY_SIZE];  in disk_cache_put_key()
644  * stored in the cache with disk_cache_put_key(). The implement is
647  * calling disk_cache_put_key, then that's just an extra cache miss and an
651 disk_cache_has_key(struct disk_cache *cache, const cache_key key)  in disk_cache_has_key()  argument
657    if (cache->blob_get_cb) {  in disk_cache_has_key()
659       return cache->blob_get_cb(key, CACHE_KEY_SIZE, &blob, sizeof(uint32_t));  in disk_cache_has_key()
662    if (cache->path_init_failed)  in disk_cache_has_key()
665    entry = &cache->stored_keys[i * CACHE_KEY_SIZE];  in disk_cache_has_key()
671 disk_cache_compute_key(struct disk_cache *cache, const void *data, size_t size,  in disk_cache_compute_key()  argument
677    _mesa_sha1_update(&ctx, cache->driver_keys_blob,  in disk_cache_compute_key()
678                      cache->driver_keys_blob_size);  in disk_cache_compute_key()
684 disk_cache_set_callbacks(struct disk_cache *cache, disk_cache_put_cb put,  in disk_cache_set_callbacks()  argument
687    cache->blob_put_cb = put;  in disk_cache_set_callbacks()
688    cache->blob_get_cb = get;  in disk_cache_set_callbacks()
689    disk_cache_init_queue(cache);  in disk_cache_set_callbacks()