github/open-cas-linux
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Remove upgrade-in-flight feature

Browse Source 
Due to changes in Linux kernel this feature is not working anymore.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Robert Baldyga
2021-08-11 20:33:16 +02:00
parent 5afc8af0e8
commit c968285d9f
24 changed files with 13 additions and 3336 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
modules/cas_cache/layer_cache_management.c
View File

@@ -1191,11 +1191,6 @@ int cache_mngt_prepare_core_cfg(struct ocf_mngt_core_config *cfg,
cfg->uuid.size = strnlen(cmd_info->core_path_name, MAX_STR_LEN) + 1;
cfg->try_add = cmd_info->try_add;
if (cas_upgrade_is_in_upgrade()) {
cfg->volume_type = BLOCK_DEVICE_VOLUME;
return 0;
}
if (!cas_bdev_exist(cfg->uuid.data))
return -OCF_ERR_INVAL_VOLUME_TYPE;
@@ -2512,20 +2507,12 @@ int cache_mngt_exit_instance(const char *cache_name, size_t name_len, int flush)
goto unlock;
}
if (!cas_upgrade_is_in_upgrade()) {
/* If we are not in upgrade - destroy cache devices */
status = block_dev_destroy_all_exported_objects(cache);
if (status != 0) {
printk(KERN_WARNING
"Failed to remove all cached devices\n");
goto stop_thread;
}
} else {
/*
* We are being switched to upgrade in flight mode -
* wait for finishing pending core requests
*/
cache_mngt_wait_for_rq_finish(cache);
/* Destroy cache devices */
status = block_dev_destroy_all_exported_objects(cache);
if (status != 0) {
printk(KERN_WARNING
"Failed to remove all cached devices\n");
goto stop_thread;
}
/* Flush cache again. This time we don't allow interruption. */