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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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10
src/ocf_cache_priv.h
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@@ -15,6 +15,7 @@
#include "metadata/metadata_updater_priv.h"
#include "utils/utils_list.h"
#include "utils/utils_refcnt.h"
#include "utils/utils_async_lock.h"
#include "ocf_stats_priv.h"
#include "cleaning/cleaning.h"
#include "ocf_logger_priv.h"
@@ -200,10 +201,11 @@ struct ocf_cache {
struct ocf_cleaner cleaner;
struct ocf_metadata_updater metadata_updater;
env_rwsem lock;
env_atomic lock_waiter;
/*!< most of the time this variable is set to 0, unless user requested
*!< interruption of flushing process via ioctl/
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;