From cbfeb013a601c6d4e1597a539cefb02069010b3b Mon Sep 17 00:00:00 2001 From: Badhri Jagan Sridharan Date: Fri, 3 Jun 2016 13:16:59 -0700 Subject: [PATCH] ANDROID: android-verity: mark dev as rw for linear target Mark as rw when adding as linear target to allow changes to the underlying filesystem through adb disable verity and adb remount. (Cherry-picked from https://partner-android-review.googlesource.com/#/c/613573/ 79a3032bb62da65a5d724eb70c8bdc662945d475) BUG: 28845874 Signed-off-by: Badhri Jagan Sridharan Change-Id: If41e9cad8e0f054f4778c09a6e2f0cb8af6fddaf --- drivers/md/dm-android-verity.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/md/dm-android-verity.c b/drivers/md/dm-android-verity.c index c3c9502baf18..c521df010ee3 100644 --- a/drivers/md/dm-android-verity.c +++ b/drivers/md/dm-android-verity.c @@ -645,6 +645,8 @@ static int add_as_linear_device(struct dm_target *ti, char *dev) android_verity_target.iterate_devices = dm_linear_iterate_devices, android_verity_target.io_hints = NULL; + set_disk_ro(dm_disk(dm_table_get_md(ti->table)), 0); + err = dm_linear_ctr(ti, DM_LINEAR_ARGS, linear_table_args); if (!err) {