Even if reserving nothing in sdcardfs, lower fs statfs info is still needed to avoid APP overwriting media storage. port (CR) from P. Change-Id: I63e87c3b34c739aeff2dcdd5e6fb3f34c4270cfa Signed-off-by: Shiyong Li <a22381@motorola.com> Reviewed-on: https://gerrit.mot.com/1435235 SLTApproved: Slta Waiver SME-Granted: SME Approvals Granted Tested-by: Jira Key Reviewed-by: Igor Kovalenko <igork@motorola.com> Submit-Approved: Jira Key Reviewed-on: https://gerrit.mot.com/1531815 Reviewed-by: Zonghua Liu <a17671@motorola.com>