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Try to remount mounted points only

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If we don't mount a certain partition intentionally, should be okay to bypass
remounting the partition.

Bug: 180435772
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
Change-Id: I7e4d420693f8ba35ec7881d39d0ca682688743c5
This commit is contained in:
Jaegeuk Kim 2021-02-17 12:48:53 -08:00
parent cd101cd769
commit 5ad7b3cbc5
1 changed files with 7 additions and 0 deletions
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7
fs_mgr/fs_mgr_remount.cpp
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@ -411,19 +411,26 @@ static int do_remount(int argc, char* argv[]) {
auto blk_device = entry.blk_device;
auto mount_point = entry.mount_point;
auto found = false;
for (auto it = mounts.rbegin(); it != mounts.rend(); ++it) {
auto& rentry = *it;
if (mount_point == rentry.mount_point) {
blk_device = rentry.blk_device;
found = true;
break;
}
// Find overlayfs mount point?
if ((mount_point == "/") && (rentry.mount_point == "/system")) {
blk_device = rentry.blk_device;
mount_point = "/system";
found = true;
break;
}
}
if (!found) {
PLOG(INFO) << "skip unmounted partition dev:" << blk_device << " mnt:" << mount_point;
continue;
}
if (blk_device == "/dev/root") {
auto from_fstab = GetEntryForMountPoint(&fstab, mount_point);
if (from_fstab) blk_device = from_fstab->blk_device;