ksud: remove tmpfs mounting

if a user wants it, they should just mount it themselves

Author: backslashxx

userspace/ksud/src/defs.rs

@@ -40,5 +40,4 @@ pub const KSU_BACKUP_DIR: &str = WORKING_DIR;
 pub const KSU_BACKUP_FILE_PREFIX: &str = "ksu_backup_";
 pub const BACKUP_FILENAME: &str = "stock_image.sha1";
 
-pub const NO_TMPFS_PATH: &str = concatcp!(WORKING_DIR, ".notmpfs");
 pub const NO_MOUNT_PATH: &str = concatcp!(WORKING_DIR, ".nomount");

userspace/ksud/src/init_event.rs

@@ -1,4 +1,4 @@
-use crate::defs::{KSU_MOUNT_SOURCE, NO_MOUNT_PATH, NO_TMPFS_PATH, TEMP_DIR};
+use crate::defs::{KSU_MOUNT_SOURCE, NO_MOUNT_PATH, TEMP_DIR};
 use crate::module::{handle_updated_modules, prune_modules};
 use log::{info, warn};
 use rustix::fs::{MountFlags, mount};
@@ -80,15 +80,6 @@ pub fn on_post_data_fs() -> Result<()> {
         warn!("apply root profile sepolicy failed: {e}");
     }
 
-    // mount temp dir
-    if !Path::new(NO_TMPFS_PATH).exists() {
-        if let Err(e) = mount(KSU_MOUNT_SOURCE, TEMP_DIR, "tmpfs", MountFlags::empty(), "") {
-            warn!("do temp dir mount failed: {}", e);
-        }
-    } else {
-        info!("no tmpfs requested");
-    }
-
     // exec modules post-fs-data scripts
     // TODO: Add timeout
     if let Err(e) = crate::module::exec_stage_script("post-fs-data", true) {