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Standby state API changes

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Don't print statistics for a cache in passive state
Passive cache - casadm set/get cache param disabled in passive state
Obsolete "cache_get_param" function removed
Error in layer_cache_management.c fixed
Flushing cache/core disabled with error for passive mode
Core addition disabled in passive mode
IO class setting disabled for passive mode
Counters reset disabled for passive mode
Ioctl handling changes to reflect OCF API changes

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
This commit is contained in:
Krzysztof Majzerowicz-Jaszcz
2021-09-15 15:53:29 +02:00
parent 4e9ee56b78
commit 3185564869
4 changed files with 69 additions and 57 deletions
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43
modules/cas_cache/layer_cache_management.c
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@@ -778,6 +778,11 @@ int cache_mngt_purge_object(const char *cache_name, size_t cache_name_len,
if (result)
return result;
if (ocf_cache_is_standby(cache)) {
ocf_mngt_cache_put(cache);
return -OCF_ERR_CACHE_STANDBY;
}
result = _cache_mngt_read_lock_sync(cache);
if (result) {
ocf_mngt_cache_put(cache);
@@ -989,7 +994,7 @@ int cache_mngt_get_promotion_policy(ocf_cache_t cache, uint32_t *type)
return result;
}
*type = ocf_mngt_cache_promotion_get_policy(cache);
result = ocf_mngt_cache_promotion_get_policy(cache, type);
ocf_mngt_cache_read_unlock(cache);
return result;
@@ -1156,29 +1161,34 @@ int cache_mngt_prepare_core_cfg(struct ocf_mngt_core_config *cfg,
struct kcas_insert_core *cmd_info)
{
char core_name[OCF_CORE_NAME_SIZE] = {};
ocf_cache_t cache;
ocf_cache_t cache = NULL;
uint16_t core_id;
int result;
if (strnlen(cmd_info->core_path_name, MAX_STR_LEN) >= MAX_STR_LEN)
return -OCF_ERR_INVAL;
result = mngt_get_cache_by_id(cas_ctx, cmd_info->cache_id, &cache);
if (result && result != -OCF_ERR_CACHE_NOT_EXIST) {
return result;
} else if (!result && ocf_cache_is_standby(cache)) {
ocf_mngt_cache_put(cache);
return -OCF_ERR_CACHE_STANDBY;
}
if (cmd_info->core_id == OCF_CORE_MAX) {
result = mngt_get_cache_by_id(cas_ctx, cmd_info->cache_id,
&cache);
if (result && result != -OCF_ERR_CACHE_NOT_EXIST) {
return result;
} else if (!result) {
struct cache_priv *cache_priv;
cache_priv = ocf_cache_get_priv(cache);
ocf_mngt_cache_put(cache);
struct cache_priv *cache_priv;
cache_priv = ocf_cache_get_priv(cache);
core_id = find_free_core_id(cache_priv->core_id_bitmap);
if (core_id == OCF_CORE_MAX)
return -OCF_ERR_INVAL;
core_id = find_free_core_id(cache_priv->core_id_bitmap);
if (core_id == OCF_CORE_MAX)
return -OCF_ERR_INVAL;
cmd_info->core_id = core_id;
}
cmd_info->core_id = core_id;
}
if (cache) {
ocf_mngt_cache_put(cache);
cache = NULL;
}
snprintf(core_name, sizeof(core_name), "core%d", cmd_info->core_id);
@@ -1627,7 +1637,7 @@ int cache_mngt_reset_stats(const char *cache_name, size_t cache_name_len,
ocf_core_stats_initialize(core);
} else {
ocf_core_stats_initialize_all(cache);
result = ocf_core_stats_initialize_all(cache);
}
out:
@@ -3194,7 +3204,6 @@ int cache_mngt_get_cache_params(struct kcas_get_cache_param *info)
result = cache_mngt_get_cleaning_policy(cache,
&info->param_value);
break;
case cache_param_cleaning_alru_wake_up_time:
result = cache_mngt_get_cleaning_param(cache,
ocf_cleaning_alru, ocf_alru_wake_up_time,