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util/disk_cache: add thread queue to disk cache 

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Grazvydas Ignotas <notasas@gmail.com>
This commit is contained in:
Timothy Arceri 2017-03-09 10:51:01 +11:00
parent 7372e3cf5f
commit e2c4435b07
1 changed files with 15 additions and 1 deletions
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16
src/util/disk_cache.c
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@ -41,6 +41,7 @@
#include "util/crc32.h"
#include "util/u_atomic.h"
#include "util/u_queue.h"
#include "util/mesa-sha1.h"
#include "util/ralloc.h"
#include "main/errors.h"
@ -60,6 +61,9 @@ struct disk_cache {
/* The path to the cache directory. */
char *path;
/* Thread queue for compressing and writing cache entries to disk */
struct util_queue cache_queue;
/* A pointer to the mmapped index file within the cache directory. */
uint8_t *index_mmap;
size_t index_mmap_size;
@ -377,6 +381,14 @@ disk_cache_create(const char *gpu_name, const char *timestamp)
cache->max_size = max_size;
/* A limit of 32 jobs was choosen as observations of Deus Ex start-up times
* showed that we reached at most 11 jobs on an Intel i5-6400 CPU@2.70GHz
* (a fairly modest desktop CPU). 1 thread was chosen because we don't
* really care about getting things to disk quickly just that it's not
* blocking other tasks.
*/
util_queue_init(&cache->cache_queue, "disk_cache", 32, 1);
ralloc_free(local);
return cache;
@ -394,8 +406,10 @@ disk_cache_create(const char *gpu_name, const char *timestamp)
void
disk_cache_destroy(struct disk_cache *cache)
{
if (cache)
if (cache) {
util_queue_destroy(&cache->cache_queue);
munmap(cache->index_mmap, cache->index_mmap_size);
}
ralloc_free(cache);
}