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Add open_cores parameter to ocf_mngt_cache_device_config

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Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Robert Baldyga 2019-05-21 18:17:41 +02:00
parent 92d5ad8075
commit 2cf2a59584
2 changed files with 14 additions and 1 deletions
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13
inc/ocf_mngt.h
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@ -301,6 +301,19 @@ struct ocf_mngt_cache_device_config {
*/ */
ocf_cache_line_size_t cache_line_size; ocf_cache_line_size_t cache_line_size;
/**
* @brief Automatically open core volumes when loading cache
*
* If set to false, cache load will not attempt to open core volumes,
* and so cores will be marked "inactive" unless their volumes were
* earlier added to the core pool. In such case user will be expected
* to add cores later using function ocf_mngt_cache_add_core().
*
* @note This option is meaningful only with ocf_mngt_cache_load().
* When used with ocf_mngt_cache_attach() it's ignored.
*/
bool open_cores;
/** /**
* @brief Ignore warnings and start cache * @brief Ignore warnings and start cache
* *

2
src/mngt/ocf_mngt_cache.c
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@ -413,7 +413,7 @@ static int _ocf_mngt_init_instance_add_cores(
core->opened = true; core->opened = true;
ocf_cache_log(cache, log_info, ocf_cache_log(cache, log_info,
"Attached core %u from pool\n", i); "Attached core %u from pool\n", i);
} else { } else if (context->cfg.open_cores) {
ret = ocf_volume_open(&core->volume, NULL); ret = ocf_volume_open(&core->volume, NULL);
if (ret == -OCF_ERR_NOT_OPEN_EXC) { if (ret == -OCF_ERR_NOT_OPEN_EXC) {
ocf_cache_log(cache, log_warn, ocf_cache_log(cache, log_warn,