整体工作流程
┌──────────────────────────────┐
│ 1. TF卡插入/拔出/异常事件 │
└────────────┬─────────────────┘
│ 内核检测 TF 卡事件
▼
┌──────────────────────────────┐
│ 2. 内核发送 uevent 到用户空间 │
└────────────┬─────────────────┘
│
▼
┌──────────────────────────────┐
│ 3. vold 接收并解析 uevent │
│ - 创建 VolumeInfo │
└────────────┬─────────────────┘
│
▼
┌──────────────────────────────┐
│ 4. vold 尝试挂载 TF 卡 │
│ - 检测分区、文件系统等 │
└────────────┬─────────────────┘
┌──────┴──────┐
▼ ▼
┌─────────────┐ ┌──────────────────────────────┐
│ 挂载成功 │ │ 挂载失败（文件系统损坏等） │
└────┬────────┘ └────────────┬─────────────────┘
│ ▼
│ ┌──────────────────────────────┐
│ │ 5. 设置状态为 STATE_UNMOUNTABLE │
│ └────────────┬─────────────────┘
│ ▼
│ ┌──────────────────────────────┐
│ │ 6. vold 通知 StorageManager │
│ │ via Binder 调用 │
│ └────────────┬─────────────────┘
│ ▼
│ ┌──────────────────────────────┐
│ │ 7. Framework 更新 UI 状态 │
│ │ 弹出“SD 卡已损坏”提示 │
│ └────────────┬─────────────────┘
│ ▼
│ ┌──────────────────────────────┐
│ │ 8. 用户选择格式化或移除 TF 卡 │
│ └──────────────────────────────┘
▼
┌──────────────────────────────┐
│ 正常使用 TF 卡 │
└──────────────────────────────┘
源码
frameworks/base/core/java/android/os/storage/VolumeInfo.java
public class VolumeInfo implements Parcelable {
public static final int STATE_UNMOUNTED = IVold.VOLUME_STATE_UNMOUNTED;
public static final int STATE_CHECKING = IVold.VOLUME_STATE_CHECKING;
public static final int STATE_MOUNTED = IVold.VOLUME_STATE_MOUNTED;
public static final int STATE_MOUNTED_READ_ONLY = IVold.VOLUME_STATE_MOUNTED_READ_ONLY;
public static final int STATE_FORMATTING = IVold.VOLUME_STATE_FORMATTING;
public static final int STATE_EJECTING = IVold.VOLUME_STATE_EJECTING;
public static final int STATE_UNMOUNTABLE = IVold.VOLUME_STATE_UNMOUNTABLE;
public static final int STATE_REMOVED = IVold.VOLUME_STATE_REMOVED;
public static final int STATE_BAD_REMOVAL = IVold.VOLUME_STATE_BAD_REMOVAL;
static {
// 存储未挂载，通常表示设备已插入但尚未挂载
sStateToDescrip.put(VolumeInfo.STATE_UNMOUNTED, R.string.ext_media_status_unmounted);
// 正在检查存储设备的文件系统完整性
sStateToDescrip.put(VolumeInfo.STATE_CHECKING, R.string.ext_media_status_checking);
// 存储已挂载且可读写
sStateToDescrip.put(VolumeInfo.STATE_MOUNTED, R.string.ext_media_status_mounted);
// 存储已挂载，但只能读取（只读模式）
sStateToDescrip.put(VolumeInfo.STATE_MOUNTED_READ_ONLY, R.string.ext_media_status_mounted_ro);
// 正在格式化存储设备
sStateToDescrip.put(VolumeInfo.STATE_FORMATTING, R.string.ext_media_status_formatting);
// 正在弹出存储设备，准备移除
sStateToDescrip.put(VolumeInfo.STATE_EJECTING, R.string.ext_media_status_ejecting);
// 存储设备无法挂载，可能因文件系统损坏或不支持
sStateToDescrip.put(VolumeInfo.STATE_UNMOUNTABLE, R.string.ext_media_status_unmountable);
// 存储设备已被物理移除
sStateToDescrip.put(VolumeInfo.STATE_REMOVED, R.string.ext_media_status_removed);
// 存储设备被非正常移除（未卸载就拔出）
sStateToDescrip.put(VolumeInfo.STATE_BAD_REMOVAL, R.string.ext_media_status_bad_removal);
}
}
frameworks/base/services/core/java/com/android/server/StorageManagerService.java
class StorageManagerService extends IStorageManager.Stub
implements Watchdog.Monitor, ScreenObserver {
private final IVoldListener mListener = new IVoldListener.Stub() {
@Override
public void onVolumeStateChanged(String volId, int state) {
synchronized (mLock) {
final VolumeInfo vol = mVolumes.get(volId);
if (vol != null) {
final int oldState = vol.state;
final int newState = state;
vol.state = newState;
onVolumeStateChangedLocked(vol, oldState, newState);
}
}
}
}
@GuardedBy("mLock")
private void onVolumeStateChangedLocked(VolumeInfo vol, int oldState, int newState) {
mCallbacks.notifyVolumeStateChanged(vol, oldState, newState);
// Do not broadcast before boot has completed to avoid launching the
// processes that receive the intent unnecessarily.
if (mBootCompleted && isBroadcastWorthy(vol)) {
final Intent intent = new Intent(VolumeInfo.ACTION_VOLUME_STATE_CHANGED);
intent.putExtra(VolumeInfo.EXTRA_VOLUME_ID, vol.id);
intent.putExtra(VolumeInfo.EXTRA_VOLUME_STATE, newState);
intent.putExtra(VolumeRecord.EXTRA_FS_UUID, vol.fsUuid);
intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT
| Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND);
mHandler.obtainMessage(H_INTERNAL_BROADCAST, intent).sendToTarget();
}
}
private boolean isBroadcastWorthy(VolumeInfo vol) {
switch (vol.getType()) {
case VolumeInfo.TYPE_PRIVATE:
case VolumeInfo.TYPE_PUBLIC:
case VolumeInfo.TYPE_EMULATED:
case VolumeInfo.TYPE_STUB:
break;
default:
return false;
}
switch (vol.getState()) {
case VolumeInfo.STATE_MOUNTED:
case VolumeInfo.STATE_MOUNTED_READ_ONLY:
case VolumeInfo.STATE_EJECTING:
case VolumeInfo.STATE_UNMOUNTED:
case VolumeInfo.STATE_UNMOUNTABLE: // 此状态时会提示SD卡损坏
case VolumeInfo.STATE_BAD_REMOVAL:
break;
default:
return false;
}
return true;
}
}
./system/vold/binder/android/os/IVold.aidl
interface IVold {
const int VOLUME_STATE_UNMOUNTED = 0;
const int VOLUME_STATE_CHECKING = 1;
const int VOLUME_STATE_MOUNTED = 2;
const int VOLUME_STATE_MOUNTED_READ_ONLY = 3;
const int VOLUME_STATE_FORMATTING = 4;
const int VOLUME_STATE_EJECTING = 5;
const int VOLUME_STATE_UNMOUNTABLE = 6;
const int VOLUME_STATE_REMOVED = 7;
const int VOLUME_STATE_BAD_REMOVAL = 8;
}
错误日志分析
05-26 16:02:06.430313 1806 1819 D vold : exfatfsck 1.3.0
05-26 16:02:06.430427 1806 1819 D vold :
05-26 16:02:06.430460 1806 1819 D vold : Checking file system on /dev/block/vold/public:179,65.
05-26 16:02:06.430473 1806 1819 D vold :
05-26 16:02:06.430495 1806 1819 D vold : File system version 1.0
05-26 16:02:06.430506 1806 1819 D vold :
05-26 16:02:06.430526 1806 1819 D vold : Sector size 512 bytes
05-26 16:02:06.430538 1806 1819 D vold :
05-26 16:02:06.430557 1806 1819 D vold : Cluster size 128 KB
05-26 16:02:06.430569 1806 1819 D vold :
05-26 16:02:06.430589 1806 1819 D vold : Volume size 116 GB
05-26 16:02:06.430601 1806 1819 D vold :
05-26 16:02:06.430620 1806 1819 D vold : Used space 85 GB
05-26 16:02:06.430632 1806 1819 D vold :
05-26 16:02:06.430651 1806 1819 D vold : Available space 32 GB
05-26 16:02:06.430664 1806 1819 D vold :
# 这是 exfat 文件系统解析目录项时发生异常
05-26 16:02:06.430848 2771 2771 E exfat : unexpected entry type 0x84 after 0x85 at 1/225
05-26 16:02:07.322705 2771 2771 E exfat : unexpected entry type 0x45 after 0x85 at 1/51
05-26 16:02:08.399323 1806 1819 D vold : Totally 63 directories and 26236 files.
05-26 16:02:08.399643 1806 1819 D vold :
05-26 16:02:08.399708 1806 1819 D vold : File system checking finished. ERRORS FOUND: 2, FIXED: 0.
05-26 16:02:08.399725 1806 1819 D vold :
05-26 16:02:08.402308 1806 1819 E vold : Process exited with code: 1
05-26 16:02:08.402392 1806 1819 E vold : Check failed (code 1)
05-26 16:02:08.402426 1806 1819 E vold : public:179,65 failed filesystem check
05-26 16:02:08.406522 2239 2331 E StorageManagerService:
05-26 16:02:08.406522 2239 2331 E StorageManagerService: android.os.ServiceSpecificException: (code -5)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.Parcel.createException(Parcel.java:2085)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.Parcel.readException(Parcel.java:2039)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.Parcel.readException(Parcel.java:1987)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.IVold$Stub$Proxy.mount(IVold.java:1565)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at com.android.server.StorageManagerService.mount(StorageManagerService.java:1810)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at com.android.server.StorageManagerService.access$1600(StorageManagerService.java:188)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at com.android.server.StorageManagerService$StorageManagerServiceHandler.handleMessage(StorageManagerService.java:650)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.Handler.dispatchMessage(Handler.java:107)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.Looper.loop(Looper.java:214)
05-26 16:02:08.406522 2239 2331 E StorageManagerService: at android.os.HandlerThread.run(HandlerThread.java:67)
05-26 16:02:16.583012 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:02:16.583012 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:02:16.583012 2375 2375 D StorageNotification: state=UNMOUNTABLE
05-26 16:02:16.583012 2375 2375 D StorageNotification: fsType=exfat fsUuid=86BA-1239 fsLabel=android
05-26 16:02:16.583012 2375 2375 D StorageNotification: path=null internalPath=null
05-26 16:08:31.504062[ 1.522384] FAT-fs (mmcblk0p16): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
日志分析
┌────────────────────────────────┐
│ 插入 TF 卡（含 exFAT/FAT 分区）│
└────────────┬───────────────────┘
▼
[Kernel 检测到 uevent]
▼
vold 接收设备节点
▼
检测文件系统类型
▼
┌─────────────┬──────────────┐
│ 执行 exfatfsck / fsck.vfat │
└─────────────┴──────────────┘
▼
检查失败 → ERRORS FOUND: 2, FIXED: 0
▼
vold 返回 code=1
▼
StorageManager 接收失败状态（code -5）
▼
标记状态为 STATE_UNMOUNTABLE
▼
UI 提示用户“SD 卡已损坏”
state=UNMOUNTABLE 时会提示已损坏
exfat 文件系统报错日志
./vendor/aw/public/package/bin/fstools/exfat
lxg@lxg:~/code/project/a133/haoqiang_BE/A133_android_10/android/vendor/aw/public/package/bin/fstools$ grep -ri "exfat_error(\"" .
./exfat/fuse/main.c: exfat_error("'%s' is not a directory (%#hx)", path, parent->attrib);
./exfat/fuse/main.c: exfat_error("failed to open directory '%s'", path);
./exfat/fuse/main.c: exfat_error("failed to reallocate options string");
./exfat/fuse/main.c: exfat_error("failed to allocate escaped string for %s", spec);
./exfat/fuse/main.c: exfat_error("failed to determine username");
./exfat/fuse/main.c: exfat_error("failed to allocate options string");
./exfat/mkfs/fat.c: exfat_error("failed to write FAT entry 0x%x", value);
./exfat/mkfs/uct.c: exfat_error("failed to write upcase table of %zu bytes",
./exfat/mkfs/main.c: exfat_error("cluster size %"PRIu64" %s is too small for "
./exfat/mkfs/main.c: exfat_error("failed to form volume id");
./exfat/mkfs/main.c: exfat_error("invalid option value: '%s'", optarg);
./exfat/mkfs/cbm.c: exfat_error("failed to allocate bitmap of %zu bytes",
./exfat/mkfs/cbm.c: exfat_error("failed to write bitmap of %zu bytes",
./exfat/mkfs/vbr.c: exfat_error("failed to allocate sector-sized block of memory");
./exfat/mkfs/vbr.c: exfat_error("failed to write super block sector");
./exfat/mkfs/vbr.c: exfat_error("failed to write a sector with boot signature");
./exfat/mkfs/vbr.c: exfat_error("failed to write an empty sector");
./exfat/mkfs/vbr.c: exfat_error("failed to write checksum sector");
./exfat/mkfs/mkexfat.c: exfat_error("too small device (%"PRIu64" %s)", vhb.value, vhb.unit);
./exfat/mkfs/mkexfat.c: exfat_error("seek to 0x%"PRIx64" failed", start);
./exfat/mkfs/mkexfat.c: exfat_error("failed to erase block %"PRIu64"/%"PRIu64
./exfat/mkfs/mkexfat.c: exfat_error("failed to allocate erase block");
./exfat/mkfs/mkexfat.c: exfat_error("seek to 0x%"PRIx64" failed", position);
./exfat/libexfat/repair.c: exfat_error("failed to write correct VBR checksum");
./exfat/libexfat/node.c: exfat_error("read %zd bytes instead of %zu bytes", size,
./exfat/libexfat/node.c: exfat_error("wrote %zd bytes instead of %zu bytes", size,
./exfat/libexfat/node.c: exfat_error("failed to allocate node");
./exfat/libexfat/node.c: exfat_error("unexpected entry type %#x after %#x at %d/%d",
./exfat/libexfat/node.c: exfat_error("'%s' has invalid checksum (%#hx != %#hx)", buffer,
./exfat/libexfat/node.c: exfat_error("'%s' has valid size (%"PRIu64") greater than size "
./exfat/libexfat/node.c: exfat_error("'%s' is empty but start cluster is %#x", buffer,
./exfat/libexfat/node.c: exfat_error("'%s' points to invalid cluster %#x", buffer,
./exfat/libexfat/node.c: exfat_error("'%s' is larger than clusters heap: %"PRIu64" > %"PRIu64,
./exfat/libexfat/node.c: exfat_error("'%s' is empty but marked as contiguous (%#hx)", buffer,
./exfat/libexfat/node.c: exfat_error("'%s' directory size %"PRIu64" is not divisible by %d", buffer,
./exfat/libexfat/node.c: exfat_error("too few continuations (%hhu)", meta1->continuations);
./exfat/libexfat/node.c: exfat_error("unknown flags in meta2 (%#hhx)", meta2->flags);
./exfat/libexfat/node.c: exfat_error("too few continuations (%hhu < %d)",
./exfat/libexfat/node.c: exfat_error("invalid cluster 0x%x in upcase table",
./exfat/libexfat/node.c: exfat_error("bad upcase table size (%"PRIu64" bytes)",
./exfat/libexfat/node.c: exfat_error("failed to allocate upcase table (%"PRIu64" bytes)",
./exfat/libexfat/node.c: exfat_error("failed to read upper case table "
./exfat/libexfat/node.c: exfat_error("failed to allocate decompressed upcase table");
./exfat/libexfat/node.c: exfat_error("invalid cluster 0x%x in clusters bitmap",
./exfat/libexfat/node.c: exfat_error("invalid clusters bitmap size: %"PRIu64
./exfat/libexfat/node.c: exfat_error("failed to allocate clusters bitmap chunk "
./exfat/libexfat/node.c: exfat_error("failed to read clusters bitmap "
./exfat/libexfat/node.c: exfat_error("too long label (%hhu chars)", label->length);
./exfat/libexfat/node.c: exfat_error("unknown entry type %#hhx", entry.type);
./exfat/libexfat/node.c: exfat_error("failed to allocate directory bitmap (%"PRIu64")",
./exfat/libexfat/utf.c: exfat_error("illegal UTF-16 sequence");
./exfat/libexfat/utf.c: exfat_error("name is too long");
./exfat/libexfat/utf.c: exfat_error("name is too long");
./exfat/libexfat/utf.c: exfat_error("illegal UTF-8 sequence");
./exfat/libexfat/utf.c: exfat_error("name is too long");
./exfat/libexfat/utf.c: exfat_error("name is too long");
./exfat/libexfat/mount.c: exfat_error("root directory cannot occupy all %d clusters",
./exfat/libexfat/mount.c: exfat_error("bad cluster %#x while reading root directory",
./exfat/libexfat/mount.c: exfat_error("failed to read boot sector");
./exfat/libexfat/mount.c: exfat_error("failed to read VBR sector");
./exfat/libexfat/mount.c: exfat_error("failed to read VBR checksum sector");
./exfat/libexfat/mount.c: exfat_error("invalid VBR checksum 0x%x (expected 0x%x)",
./exfat/libexfat/mount.c: exfat_error("failed to write super block");
./exfat/libexfat/mount.c: exfat_error("failed to allocate memory for the super block");
./exfat/libexfat/mount.c: exfat_error("failed to read boot sector");
./exfat/libexfat/mount.c: exfat_error("exFAT file system is not found");
./exfat/libexfat/mount.c: exfat_error("too small sector size: 2^%hhd", ef->sb->sector_bits);
./exfat/libexfat/mount.c: exfat_error("too big cluster size: 2^(%hhd+%hhd)",
./exfat/libexfat/mount.c: exfat_error("failed to allocate zero sector");
./exfat/libexfat/mount.c: exfat_error("unsupported exFAT version: %hhu.%hhu",
./exfat/libexfat/mount.c: exfat_error("unsupported FAT count: %hhu", ef->sb->fat_count);
./exfat/libexfat/mount.c: exfat_error("file system in clusters is larger than device: "
./exfat/libexfat/mount.c: exfat_error("failed to allocate root node");
./exfat/libexfat/mount.c: exfat_error("upcase table is not found");
./exfat/libexfat/mount.c: exfat_error("clusters bitmap is not found");
./exfat/libexfat/time.c: exfat_error("bad date %u-%02hu-%02hu",
./exfat/libexfat/time.c: exfat_error("bad time %hu:%02hu:%02u",
./exfat/libexfat/time.c: exfat_error("bad centiseconds count %hhu", centisec);
./exfat/libexfat/io.c: exfat_error("failed to open /dev/null");
./exfat/libexfat/io.c: exfat_error("failed to allocate memory for device structure");
./exfat/libexfat/io.c: exfat_error("failed to open '%s' in read-only mode: %s", spec,
./exfat/libexfat/io.c: exfat_error("failed to open '%s' in read-write mode: %s", spec,
./exfat/libexfat/io.c: exfat_error("failed to open '%s': %s", spec, strerror(errno));
./exfat/libexfat/io.c: exfat_error("failed to fstat '%s'", spec);
./exfat/libexfat/io.c: exfat_error("'%s' is neither a device, nor a regular file", spec);
./exfat/libexfat/io.c: exfat_error("failed to get block size");
./exfat/libexfat/io.c: exfat_error("failed to get blocks count");
./exfat/libexfat/io.c: exfat_error("failed to get disklabel");
./exfat/libexfat/io.c: exfat_error("failed to get size of '%s'", spec);
./exfat/libexfat/io.c: exfat_error("failed to seek to the beginning of '%s'", spec);
./exfat/libexfat/io.c: exfat_error("failed to initialize ublio");
./exfat/libexfat/io.c: exfat_error("failed to close ublio");
./exfat/libexfat/io.c: exfat_error("failed to close device: %s", strerror(errno));
./exfat/libexfat/io.c: exfat_error("ublio fsync failed");
./exfat/libexfat/io.c: exfat_error("fsync failed: %s", strerror(errno));
./exfat/libexfat/io.c: exfat_error("invalid cluster 0x%x while reading", cluster);
./exfat/libexfat/io.c: exfat_error("invalid cluster 0x%x while reading", cluster);
./exfat/libexfat/io.c: exfat_error("failed to read cluster %#x", cluster);
./exfat/libexfat/io.c: exfat_error("invalid cluster 0x%x while writing", cluster);
./exfat/libexfat/io.c: exfat_error("invalid cluster 0x%x while writing", cluster);
./exfat/libexfat/io.c: exfat_error("failed to write cluster %#x", cluster);
./exfat/libexfat/cluster.c: exfat_error("failed to write clusters bitmap");
./exfat/libexfat/cluster.c: exfat_error("failed to write the next cluster %#x after %#x", next,
./exfat/libexfat/cluster.c: exfat_error("no free space left");
./exfat/libexfat/cluster.c: exfat_error("invalid cluster 0x%x while growing", previous);
./exfat/libexfat/cluster.c: exfat_error("invalid cluster 0x%x while shrinking", last);
./exfat/libexfat/cluster.c: exfat_error("invalid cluster 0x%x while freeing after shrink",
./exfat/libexfat/cluster.c: exfat_error("failed to erase %zu bytes at %"PRId64, size, offset);
./exfat/libexfat/cluster.c: exfat_error("invalid cluster 0x%x while erasing", cluster);
./exfat/fsck/main.c: exfat_error("file '%s' has invalid cluster 0x%x", name, c);
./exfat/fsck/main.c: exfat_error("cluster 0x%x of file '%s' is not allocated", c, name);
./exfat/fsck/main.c: exfat_error("out of memory");
./exfat/dump/main.c: exfat_error("failed to read from '%s'", spec);
./exfat/dump/main.c: exfat_error("exFAT file system is not found on '%s'", spec);
./exfat/dump/main.c: exfat_error("'%s': %s", path, strerror(-rc));
./exfat/dump/main.c: exfat_error("'%s' has invalid cluster %#x", path, cluster);
格式化日志
05-26 16:11:19.885454 2239 2660 V KioskMode: Resuming ActivityRecord{2d34d58 u0 com.android.settings/.deviceinfo.StorageWizardFormatProgress t549}
05-26 16:11:20.016075 1806 1819 D vold : /system/bin/sgdisk
05-26 16:11:20.016240 1806 1819 D vold : --zap-all
05-26 16:11:20.016270 1806 1819 D vold : /dev/block/vold/disk:179,64
05-26 16:11:20.017775 2239 2331 D StorageManagerService: Volume public:179,65 broadcasting removed to UserHandle{0}
--------- switch to main
05-26 16:11:20.029110 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:20.029110 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:20.029110 2375 2375 D StorageNotification: state=REMOVED
05-26 16:11:20.029110 2375 2375 D StorageNotification: fsType=exfat fsUuid=86BA-1239 fsLabel=android
05-26 16:11:20.029110 2375 2375 D StorageNotification: path=null internalPath=null
05-26 16:11:21.147359 1806 1819 D vold :
05-26 16:11:21.147487 1806 1819 D vold :
05-26 16:11:21.147550 1806 1819 D vold : ***************************************************************
05-26 16:11:21.147570 1806 1819 D vold :
05-26 16:11:21.147603 1806 1819 D vold : Found invalid GPT and valid MBR; converting MBR to GPT format
05-26 16:11:21.147622 1806 1819 D vold :
05-26 16:11:21.147651 1806 1819 D vold : in memory.
05-26 16:11:21.147669 1806 1819 D vold :
05-26 16:11:21.147706 1806 1819 D vold : ***************************************************************
05-26 16:11:21.147725 1806 1819 D vold :
05-26 16:11:21.147768 1806 1819 D vold :
05-26 16:11:21.147801 1806 1819 D vold : GPT data structures destroyed! You may now partition the disk using fdisk or
05-26 16:11:21.147819 1806 1819 D vold :
05-26 16:11:21.147846 1806 1819 D vold : other utilities.
05-26 16:11:21.147864 1806 1819 D vold :
05-26 16:11:21.148873 1806 1819 D vold : /system/bin/sgdisk
05-26 16:11:21.148932 1806 1819 D vold : --new=0:0:-0
05-26 16:11:21.148961 1806 1819 D vold : --typecode=0:0c00
05-26 16:11:21.148989 1806 1819 D vold : --gpttombr=1
05-26 16:11:21.149016 1806 1819 D vold : /dev/block/vold/disk:179,64
05-26 16:11:22.198774 1806 1819 D vold : Creating new GPT entries.
05-26 16:11:22.198849 1806 1819 D vold :
05-26 16:11:22.198899 1806 1819 D vold : GPT data structures destroyed! You may now partition the disk using fdisk or
05-26 16:11:22.198916 1806 1819 D vold :
05-26 16:11:22.198944 1806 1819 D vold : other utilities.
05-26 16:11:22.198961 1806 1819 D vold :
05-26 16:11:22.200371 1806 1818 D vold : Disk at 179:64 changed
05-26 16:11:22.201923 1806 1818 D vold : /system/bin/sgdisk
05-26 16:11:22.201997 1806 1818 D vold : --android-dump
05-26 16:11:22.202018 1806 1818 D vold : /dev/block/vold/disk:179,64
05-26 16:11:22.221743 1806 1818 D vold : DISK mbr
05-26 16:11:22.221821 1806 1818 D vold :
05-26 16:11:22.221855 1806 1818 D vold : PART 1 c
05-26 16:11:22.221870 1806 1818 D vold :
05-26 16:11:22.222893 1806 1818 D vold : Device just partitioned; silently formatting
05-26 16:11:22.225588 1806 1818 I vold : About to discard 125084089856 on /dev/block/vold/public:179,65
05-26 16:11:22.225696 1806 1818 E vold : Discard failure on /dev/block/vold/public:179,65: Operation not supported on transport endpoint
05-26 16:11:22.225730 1806 1818 W vold : public:179,65 failed to wipe
05-26 16:11:22.225835 1806 1818 D vold : /system/bin/mkfs.exfat
05-26 16:11:22.225867 1806 1818 D vold : -n
05-26 16:11:22.225885 1806 1818 D vold : android
05-26 16:11:22.225905 1806 1818 D vold : /dev/block/vold/public:179,65
05-26 16:11:22.241836 1806 1818 D vold : mkexfatfs 1.3.0
05-26 16:11:22.241925 1806 1818 D vold :
05-26 16:11:22.262466 1806 1818 D vold : Creating... done.
05-26 16:11:22.262545 1806 1818 D vold :
05-26 16:11:22.400120 1806 1818 D vold : Flushing... done.
05-26 16:11:22.400201 1806 1818 D vold :
05-26 16:11:22.400245 1806 1818 D vold : File system created successfully.
05-26 16:11:22.400258 1806 1818 D vold :
05-26 16:11:22.401051 1806 1818 I vold : Format OK
05-26 16:11:22.402058 1806 1818 D vold : VolumeBase create onVolumeCreated
05-26 16:11:22.402316 1806 1818 D vold : Disk at 179:64 changed
--------- switch to main
05-26 16:11:22.403982 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:22.403982 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:22.403982 2375 2375 D StorageNotification: state=UNMOUNTED
05-26 16:11:22.403982 2375 2375 D StorageNotification: fsType=null fsUuid=null fsLabel=null
05-26 16:11:22.403982 2375 2375 D StorageNotification: path=null internalPath=null
--------- switch to system
05-26 16:11:22.404312 1806 1818 D vold : /system/bin/sgdisk
05-26 16:11:22.404376 1806 1818 D vold : --android-dump
05-26 16:11:22.404396 1806 1818 D vold : /dev/block/vold/disk:179,64
05-26 16:11:22.407516 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:22.407516 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:22.407516 2375 2375 D StorageNotification: state=REMOVED
05-26 16:11:22.407516 2375 2375 D StorageNotification: fsType=null fsUuid=null fsLabel=null
05-26 16:11:22.407516 2375 2375 D StorageNotification: path=null internalPath=null
--------- switch to system
05-26 16:11:22.424104 1806 1818 D vold : DISK mbr
05-26 16:11:22.424175 1806 1818 D vold :
05-26 16:11:22.424206 1806 1818 D vold : PART 1 c
05-26 16:11:22.424219 1806 1818 D vold :
05-26 16:11:22.425915 1806 1818 D vold : VolumeBase create onVolumeCreated
05-26 16:11:22.426196 1806 2972 D vold : /system/bin/blkid
05-26 16:11:22.426237 1806 2972 D vold : -c
05-26 16:11:22.426256 1806 2972 D vold : /dev/null
05-26 16:11:22.426273 1806 2972 D vold : -s
05-26 16:11:22.426288 1806 2972 D vold : TYPE
05-26 16:11:22.426303 1806 2972 D vold : -s
05-26 16:11:22.426318 1806 2972 D vold : UUID
05-26 16:11:22.426333 1806 2972 D vold : -s
05-26 16:11:22.426347 1806 2972 D vold : LABEL
05-26 16:11:22.426365 1806 2972 D vold : /dev/block/vold/public:179,65
05-26 16:11:22.430189 2239 3055 V KioskMode: Resuming ActivityRecord{8057b8 u0 com.android.settings/.deviceinfo.StorageWizardFormatSlow t549}
05-26 16:11:22.434692 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:22.434692 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:22.434692 2375 2375 D StorageNotification: state=UNMOUNTED
05-26 16:11:22.434692 2375 2375 D StorageNotification: fsType=null fsUuid=null fsLabel=null
05-26 16:11:22.434692 2375 2375 D StorageNotification: path=null internalPath=null
05-26 16:11:22.436403 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:22.436403 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:22.436403 2375 2375 D StorageNotification: state=CHECKING
05-26 16:11:22.436403 2375 2375 D StorageNotification: fsType=null fsUuid=null fsLabel=null
05-26 16:11:22.436403 2375 2375 D StorageNotification: path=null internalPath=null
05-26 16:11:22.625115 2239 2492 I ActivityTaskManager: START u0 {cmp=com.android.settings/.deviceinfo.StorageWizardReady (has extras)} from uid 1000
05-26 16:11:22.637249 1806 2972 D vold : exfatfsck 1.3.0
05-26 16:11:22.637667 1806 2972 D vold :
05-26 16:11:22.637717 1806 2972 D vold : Checking file system on /dev/block/vold/public:179,65.
05-26 16:11:22.637731 1806 2972 D vold :
05-26 16:11:22.637776 1806 2972 D vold : File system version 1.0
05-26 16:11:22.637791 1806 2972 D vold :
05-26 16:11:22.637813 1806 2972 D vold : Sector size 512 bytes
05-26 16:11:22.637826 1806 2972 D vold :
05-26 16:11:22.637847 1806 2972 D vold : Cluster size 128 KB
05-26 16:11:22.637860 1806 2972 D vold :
05-26 16:11:22.637881 1806 2972 D vold : Volume size 116 GB
05-26 16:11:22.637900 1806 2972 D vold :
05-26 16:11:22.637921 1806 2972 D vold : Used space 4336 KB
05-26 16:11:22.637934 1806 2972 D vold :
05-26 16:11:22.637954 1806 2972 D vold : Available space 116 GB
05-26 16:11:22.637966 1806 2972 D vold :
05-26 16:11:22.637986 1806 2972 D vold : Totally 0 directories and 0 files.
05-26 16:11:22.637998 1806 2972 D vold :
05-26 16:11:22.637304 2239 2492 V KioskMode: Resuming ActivityRecord{d12e3ef u0 com.android.settings/.deviceinfo.StorageWizardReady t549}
05-26 16:11:22.638018 1806 2972 D vold : File system checking finished. No errors found.
05-26 16:11:22.638030 1806 2972 D vold :
05-26 16:11:22.638679 1806 2972 I vold : Check OK
05-26 16:11:22.644355 1806 2972 E vold : Mount failed; attempting read-only: No such device
05-26 16:11:22.646085 1806 2972 D vold : /system/bin/mount.exfat
05-26 16:11:22.646162 1806 2972 D vold : -o
05-26 16:11:22.646183 1806 2972 D vold : uid=1023,gid=1023,fmask=7,dmask=7
05-26 16:11:22.646204 1806 2972 D vold : /dev/block/vold/public:179,65
05-26 16:11:22.646221 1806 2972 D vold : /mnt/media_rw/22A3-B024
05-26 16:11:22.901784 2375 2375 D StorageNotification: Notifying about public volume: VolumeInfo{public:179,65}:
05-26 16:11:22.901784 2375 2375 D StorageNotification: type=PUBLIC diskId=disk:179,64 partGuid= mountFlags=VISIBLE mountUserId=0
05-26 16:11:22.901784 2375 2375 D StorageNotification: state=MOUNTED
05-26 16:11:22.901784 2375 2375 D StorageNotification: fsType=exfat fsUuid=22A3-B024 fsLabel=android
05-26 16:11:22.901784 2375 2375 D StorageNotification: path=/storage/22A3-B024 internalPath=/mnt/media_rw/22A3-B024
