flush_cmd_control
si->cache_mem += sizeof(struct flush_cmd_control);
struct flush_cmd_control *fcc_info;
struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info;
struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info;
struct flush_cmd_control *fcc;
fcc = f2fs_kzalloc(sbi, sizeof(struct flush_cmd_control), GFP_KERNEL);
struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info;