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kernel: Refactoring the mount point unloading logic

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ShirkNeko
2025-06-12 18:17:52 +08:00
parent 17905c71b6
commit b443b11df9
1 changed files with 14 additions and 16 deletions
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30
kernel/core_hook.c
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@@ -1052,14 +1052,6 @@ void susfs_try_umount_all(uid_t uid) {
ksu_try_umount("/data/adb/kpm", false, MNT_DETACH, uid);
/* For both Legacy KSU and Magic Mount KSU */
ksu_try_umount("/debug_ramdisk", true, MNT_DETACH, uid);
ksu_try_umount("/sbin", false, MNT_DETACH, uid);
// try umount hosts file
ksu_try_umount("/system/etc/hosts", false, MNT_DETACH, uid);
// try umount lsposed dex2oat bins
ksu_try_umount("/apex/com.android.art/bin/dex2oat64", false, MNT_DETACH, uid);
ksu_try_umount("/apex/com.android.art/bin/dex2oat32", false, MNT_DETACH, uid);
}
#endif
@@ -1140,18 +1132,24 @@ out_ksu_try_umount:
// susfs come first, and lastly umount by ksu, make sure umount in reversed order
susfs_try_umount_all(new_uid.val);
#else
// fixme: use `collect_mounts` and `iterate_mount` to iterate all mountpoint and
// filter the mountpoint whose target is `/data/adb`
ksu_try_umount("/system", true, 0);
ksu_try_umount("/system_ext", true, 0);
ksu_try_umount("/vendor", true, 0);
ksu_try_umount("/product", true, 0);
ksu_try_umount("/data/adb/modules", false, MNT_DETACH);
ksu_try_umount("/data/adb/kpm", false, MNT_DETACH);
try_umount("/system", true, 0);
try_umount("/vendor", true, 0);
try_umount("/product", true, 0);
try_umount("/system_ext", true, 0);
// try umount modules path
try_umount("/data/adb/modules", false, MNT_DETACH);
// try umount kpm path
try_umount("/data/adb/kpm", false, MNT_DETACH);
// try umount ksu temp path
ksu_try_umount("/debug_ramdisk", false, MNT_DETACH);
try_umount("/debug_ramdisk", false, MNT_DETACH);
// try umount ksu su path
try_umount("/sbin", false, MNT_DETACH);
// try umount hosts file
ksu_try_umount("/system/etc/hosts", false, MNT_DETACH);