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init: access Ram_session as const

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This is now possible because the new 'used_ram' and 'ram_quota' RPC
functions are declared as const.

Issue #2398
This commit is contained in:
Norman Feske 2017-05-08 15:37:14 +02:00 committed by Christian Helmuth
parent 6609aafb05
commit f02c8328db
3 changed files with 12 additions and 10 deletions
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10
repos/base/include/base/child.h
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@ -535,7 +535,8 @@ class Genode::Child : protected Rpc_object<Parent>,
typedef typename CONNECTION::Session_type SESSION;
SESSION &session() { return _connection->session(); }
SESSION &session() { return _connection->session(); }
SESSION const &session() const { return _connection->session(); }
Capability<SESSION> cap() const {
return _connection.constructed() ? _connection->cap()
@ -661,9 +662,10 @@ class Genode::Child : protected Rpc_object<Parent>,
Parent_capability parent_cap() const { return cap(); }
Ram_session &ram() { return _ram.session(); }
Cpu_session &cpu() { return _cpu.session(); }
Pd_session &pd() { return _pd .session(); }
Ram_session &ram() { return _ram.session(); }
Ram_session const &ram() const { return _ram.session(); }
Cpu_session &cpu() { return _cpu.session(); }
Pd_session &pd() { return _pd .session(); }
/**
* Request factory for creating session-state objects

5
repos/base/include/base/local_connection.h
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@ -135,6 +135,11 @@ class Genode::Local_connection : Local_connection_base
throw Parent::Service_denied();
}
SESSION const &session() const
{
return const_cast<Local_connection *>(this)->session();
}
Local_connection(Service &service, Id_space<Parent::Client> &id_space,
Parent::Client::Id id, Args const &args,
Affinity const &affinity,

7
repos/os/src/init/child.cc
View File

@ -287,12 +287,7 @@ void Init::Child::report_state(Xml_generator &xml, Report_detail const &detail)
xml.attribute("assigned", String<32> {
Number_of_bytes(_resources.assigned_ram_quota.value) });
/*
* The const cast is needed because there is no const
* accessor for the RAM session of the child.
*/
auto &nonconst_child = const_cast<Genode::Child &>(_child);
generate_ram_info(xml, nonconst_child.ram());
generate_ram_info(xml, _child.ram());
if (_requested_resources.constructed())
xml.attribute("requested", String<32> {