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notify all monitors when a device is being removed.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20615 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Hugo Santos 2007-04-08 09:30:00 +00:00
parent e53357d57a
commit 89de666412
1 changed files with 18 additions and 2 deletions
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20
src/add-ons/kernel/network/stack/interfaces.cpp
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@ -659,7 +659,9 @@ device_removed(net_device *device)
{
BenaphoreLocker locker(sInterfaceLock);
net_device_interface *interface = find_device_interface(device->name);
// hold a reference to the device interface being removed
// so our put_() will (eventually) do the final cleanup
net_device_interface *interface = get_device_interface(device->name, false);
if (interface == NULL)
return ENODEV;
@ -675,8 +677,22 @@ device_removed(net_device *device)
// ... [see delete_interface()]
domain_removed_device_interface(interface);
DeviceMonitorList::Iterator iterator = interface->monitor_funcs.GetIterator();
while (iterator.HasNext()) {
// when we call Next() the next item in the list is obtained
// so it's safe for the "current" item to remove itself.
net_device_monitor *monitor = iterator.Next();
monitor->event(monitor, B_DEVICE_BEING_REMOVED);
}
// By now all of the monitors must have removed themselves. If they
// didn't, they'll probably wait forever to be callback'ed again.
interface->monitor_funcs.RemoveAll();
// TODO: make sure all readers are gone
// make sure all watchers are gone
put_device_interface(interface);
return B_OK;
}