Add umount call to init to unmount a filesystem
Bug: 29278988
Change-Id: Ia14ab1bcad9513688df97f7b4d9162a9ab282480
diff --git a/init/builtins.cpp b/init/builtins.cpp
index f3f04c2..ee83224 100644
--- a/init/builtins.cpp
+++ b/init/builtins.cpp
@@ -345,6 +345,11 @@
return 0;
}
+/* umount <path> */
+static int do_umount(const std::vector<std::string>& args) {
+ return umount(args[1].c_str());
+}
+
static struct {
const char *name;
unsigned flag;
@@ -958,6 +963,7 @@
{"mkdir", {1, 4, do_mkdir}},
{"mount_all", {1, kMax, do_mount_all}},
{"mount", {3, kMax, do_mount}},
+ {"umount", {1, 1, do_umount}},
{"powerctl", {1, 1, do_powerctl}},
{"restart", {1, 1, do_restart}},
{"restorecon", {1, kMax, do_restorecon}},
diff --git a/init/readme.txt b/init/readme.txt
index ef85ccf..4481e24 100644
--- a/init/readme.txt
+++ b/init/readme.txt
@@ -355,6 +355,9 @@
Trigger an event. Used to queue an action from another
action.
+umount <path>
+ Unmount the filesystem mounted at that path.
+
verity_load_state
Internal implementation detail used to load dm-verity state.