LineageOS/android_packages_modules_Connectivity
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Revert "Addressing comments for http://ag/7700679."

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This reverts commit 81e79803de.

Reason for revert: This change has been implicated in 4-way deadlocks as seen in b/134244752.

Bug: 134244752
Change-Id: I5fbb3443a39a21fc9d96442726cd10d20e8d61cd
This commit is contained in:
Benedict Wong
2019-06-06 17:06:39 -07:00
committed by Lorenzo Colitti
parent 1824c32a5d
commit bebb34732d
1 changed files with 5 additions and 9 deletions
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14
core/java/android/net/NetworkStats.java
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@@ -1300,8 +1300,7 @@ public class NetworkStats implements Parcelable {
}
final Entry tmpEntry = new Entry();
final int origSize = size;
for (int i = 0; i < origSize; i++) {
for (int i = 0; i < size; i++) {
if (!Objects.equals(iface[i], tunIface)) {
// Consider only entries that go onto the VPN interface.
continue;
@@ -1317,9 +1316,8 @@ public class NetworkStats implements Parcelable {
tmpEntry.roaming = roaming[i];
tmpEntry.defaultNetwork = defaultNetwork[i];
// In a first pass, compute this entry's total share of data across all
// underlyingIfaces. This is computed on the basis of the share of this entry's usage
// over tunIface.
// In a first pass, compute each UID's total share of data across all underlyingIfaces.
// This is computed on the basis of the share of each UID's usage over tunIface.
// TODO: Consider refactoring first pass into a separate helper method.
long totalRxBytes = 0;
if (tunIfaceTotal.rxBytes > 0) {
@@ -1396,11 +1394,9 @@ public class NetworkStats implements Parcelable {
* perInterfaceTotal[j].operations
/ underlyingIfacesTotal.operations;
}
// tmpEntry now contains the migrated data of the i-th entry for the j-th underlying
// interface. Add that data usage to this object.
combineValues(tmpEntry);
if (tag[i] == TAG_NONE) {
// Add the migrated data to moved so it is deducted from the VPN app later.
moved[j].add(tmpEntry);
// Add debug info
tmpEntry.set = SET_DBG_VPN_IN;
@@ -1416,8 +1412,8 @@ public class NetworkStats implements Parcelable {
@NonNull String[] underlyingIfaces,
@NonNull Entry[] moved) {
for (int i = 0; i < underlyingIfaces.length; i++) {
moved[i].uid = tunUid;
// Add debug info
moved[i].uid = tunUid;
moved[i].set = SET_DBG_VPN_OUT;
moved[i].tag = TAG_NONE;
moved[i].iface = underlyingIfaces[i];