github/open-cas-linux
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Forbid using load with other options in cas_cache

Browse Source 
Signed-off-by: Jan Musial <jan.musial@intel.com>
This commit is contained in:
Jan Musial 2022-02-08 11:14:04 +01:00
parent 58b09c11a6
commit 9da912e485
1 changed files with 19 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
modules/cas_cache/layer_cache_management.c
View File

@ -1850,7 +1850,25 @@ int cache_mngt_prepare_cache_cfg(struct ocf_mngt_cache_config *cfg,
if (!cmd) if (!cmd)
return -OCF_ERR_INVAL; return -OCF_ERR_INVAL;
if (cmd->cache_id == OCF_CACHE_ID_INVALID) { if (cmd->init_cache == CACHE_INIT_LOAD ||
cmd->init_cache == CACHE_INIT_STANDBY_LOAD) {
if (cmd->cache_id != OCF_CACHE_ID_INVALID) {
printk(KERN_WARNING "Specifying cache id while loading "
"cache is forbidden\n");
return -OCF_ERR_INVAL;
}
if (cmd->line_size != ocf_cache_line_size_none) {
printk(KERN_WARNING "Specifying cache line size while "
"loading cache is forbidden\n");
return -OCF_ERR_INVAL;
}
if (cmd->caching_mode != ocf_cache_mode_none) {
printk(KERN_WARNING "Specifying cache mode while "
"loading cache is forbidden\n");
return -OCF_ERR_INVAL;
}
} else if (cmd->cache_id == OCF_CACHE_ID_INVALID) {
cache_id = find_free_cache_id(cas_ctx); cache_id = find_free_cache_id(cas_ctx);
if (cache_id == OCF_CACHE_ID_INVALID) if (cache_id == OCF_CACHE_ID_INVALID)
return -OCF_ERR_INVAL; return -OCF_ERR_INVAL;