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Asynchronous wait for dirty requests in flush

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Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
This commit is contained in:
Adam Rutkowski
2019-03-25 19:26:31 -04:00
parent 7003d38b44
commit 54374639b8
5 changed files with 30 additions and 53 deletions
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6
src/mngt/ocf_mngt_cache.c
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@@ -17,6 +17,7 @@
#include "../utils/utils_io.h"
#include "../utils/utils_cache_line.h"
#include "../utils/utils_pipeline.h"
#include "../utils/utils_refcnt.h"
#include "../ocf_utils.h"
#include "../concurrency/ocf_concurrency.h"
#include "../eviction/ops.h"
@@ -1584,7 +1585,6 @@ static void _ocf_mngt_attach_post_init(ocf_pipeline_t pipeline,
context->flags.cleaner_started = true;
}
env_waitqueue_init(&cache->pending_dirty_wq);
env_waitqueue_init(&cache->pending_cache_wq);
env_atomic_set(&cache->attached, 1);
@@ -2419,7 +2419,7 @@ static void ocf_mngt_cache_detach_finish(ocf_pipeline_t pipeline,
struct ocf_mngt_cache_detach_context *context = priv;
ocf_cache_t cache = context->cache;
ENV_BUG_ON(env_atomic_dec_return(&cache->flush_started) < 0);
ocf_refcnt_unfreeze(&cache->dirty);
if (!error) {
ocf_cache_log(cache, log_info, "Successfully detached\n");
@@ -2479,7 +2479,7 @@ void ocf_mngt_cache_detach(ocf_cache_t cache,
context->cache = cache;
/* prevent dirty io */
env_atomic_inc(&cache->flush_started);
ocf_refcnt_freeze(&cache->dirty);
ocf_pipeline_next(pipeline);
}