LineageOS/android_packages_modules_Connectivity
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Fix legacy request removal.

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Don't say we're disconnected from a legacy type until there are no outstanding requests for it.

bug:18946574
Change-Id: I8e45c4a7558f7ced0840b71c50081989ba13c1c7
This commit is contained in:
Robert Greenwalt
2015-01-08 14:43:31 -08:00
parent 831fb40ae5
commit e8a912443a
1 changed files with 27 additions and 4 deletions
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31
services/core/java/com/android/server/ConnectivityService.java
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@@ -2324,6 +2324,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
if (nri.isRequest) {
// Find all networks that are satisfying this request and remove the request
// from their request lists.
// TODO - it's my understanding that for a request there is only a single
// network satisfying it, so this loop is wasteful
boolean wasKept = false;
for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) {
if (nai.networkRequests.get(nri.request.requestId) != null) {
nai.networkRequests.remove(nri.request.requestId);
@@ -2335,19 +2338,39 @@ public class ConnectivityService extends IConnectivityManager.Stub
if (unneeded(nai)) {
if (DBG) log("no live requests for " + nai.name() + "; disconnecting");
teardownUnneededNetwork(nai);
} else {
// suspect there should only be one pass through here
// but if any were kept do the check below
wasKept |= true;
}
}
}
NetworkAgentInfo nai = mNetworkForRequestId.get(nri.request.requestId);
if (nai != null) {
mNetworkForRequestId.remove(nri.request.requestId);
}
// Maintain the illusion. When this request arrived, we might have pretended
// that a network connected to serve it, even though the network was already
// connected. Now that this request has gone away, we might have to pretend
// that the network disconnected. LegacyTypeTracker will generate that
// phantom disconnect for this type.
NetworkAgentInfo nai = mNetworkForRequestId.get(nri.request.requestId);
if (nai != null) {
mNetworkForRequestId.remove(nri.request.requestId);
if (nri.request.legacyType != TYPE_NONE) {
if (nri.request.legacyType != TYPE_NONE && nai != null) {
boolean doRemove = true;
if (wasKept) {
// check if any of the remaining requests for this network are for the
// same legacy type - if so, don't remove the nai
for (int i = 0; i < nai.networkRequests.size(); i++) {
NetworkRequest otherRequest = nai.networkRequests.valueAt(i);
if (otherRequest.legacyType == nri.request.legacyType &&
isRequest(otherRequest)) {
if (DBG) log(" still have other legacy request - leaving");
doRemove = false;
}
}
}
if (doRemove) {
mLegacyTypeTracker.remove(nri.request.legacyType, nai);
}
}