On 2019/5/30 8:49, Daniel Rosenberg wrote: > On a remount, you can currently set root reserved if it was not > previously set. This can cause an underflow if reserved has been set to > a very high value, since then root reserved + current reserved could be > greater than user_block_count. inc_valid_block_count later subtracts out > these values from user_block_count, causing an underflow. > > Signed-off-by: Daniel Rosenberg <drosen@xxxxxxxxxx> Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx> Thanks,