diff options
Diffstat (limited to 'drivers/target/target_core_configfs.c')
| -rw-r--r-- | drivers/target/target_core_configfs.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 3f4bf126eed0..5ccef7d597fa 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -155,6 +155,8 @@ static ssize_t target_core_item_dbroot_store(struct config_item *item, mutex_unlock(&g_tf_lock); + pr_debug("Target_Core_ConfigFS: db_root set to %s\n", db_root); + return read_bytes; } @@ -3213,6 +3215,27 @@ void target_setup_backend_cits(struct target_backend *tb) target_core_setup_dev_stat_cit(tb); } +static void target_init_dbroot(void) +{ + struct file *fp; + + snprintf(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED); + fp = filp_open(db_root_stage, O_RDONLY, 0); + if (IS_ERR(fp)) { + pr_err("db_root: cannot open: %s\n", db_root_stage); + return; + } + if (!S_ISDIR(file_inode(fp)->i_mode)) { + filp_close(fp, NULL); + pr_err("db_root: not a valid directory: %s\n", db_root_stage); + return; + } + filp_close(fp, NULL); + + strncpy(db_root, db_root_stage, DB_ROOT_LEN); + pr_debug("Target_Core_ConfigFS: db_root set to %s\n", db_root); +} + static int __init target_core_init_configfs(void) { struct configfs_subsystem *subsys = &target_core_fabrics; @@ -3293,6 +3316,8 @@ static int __init target_core_init_configfs(void) if (ret < 0) goto out; + target_init_dbroot(); + return 0; out: |