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Introduce asynchronous cache lock

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Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Robert Baldyga
2019-05-13 10:42:00 +02:00
parent b609164f78
commit 8a82be339f
13 changed files with 531 additions and 161 deletions
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8
src/cleaning/cleaning.c
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@@ -111,7 +111,7 @@ static void ocf_cleaner_run_complete(ocf_cleaner_t cleaner, uint32_t interval)
{
ocf_cache_t cache = ocf_cleaner_get_cache(cleaner);
env_rwsem_up_write(&cache->lock);
ocf_async_unlock(&cache->lock);
cleaner->end(cleaner, interval);
ocf_queue_put(cleaner->io_queue);
@@ -131,19 +131,19 @@ void ocf_cleaner_run(ocf_cleaner_t cleaner, ocf_queue_t queue)
* (error, etc.).
*/
if (!env_bit_test(ocf_cache_state_running, &cache->cache_state) ||
ocf_mngt_is_cache_locked(cache)) {
ocf_mngt_cache_is_locked(cache)) {
cleaner->end(cleaner, SLEEP_TIME_MS);
return;
}
/* Sleep in case there is management operation in progress. */
if (env_rwsem_down_write_trylock(&cache->lock)) {
if (ocf_mngt_cache_trylock(cache)) {
cleaner->end(cleaner, SLEEP_TIME_MS);
return;
}
if (_ocf_cleaner_run_check_dirty_inactive(cache)) {
env_rwsem_up_write(&cache->lock);
ocf_mngt_cache_unlock(cache);
cleaner->end(cleaner, SLEEP_TIME_MS);
return;
}