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base: Added RPC to allow to change affinity of CPU and TOPO session after creation. This is necessary, as a cell might be pushed out of its original CPU region by Hoitaja.

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This commit is contained in:
Michael Mueller
2023-08-07 17:45:54 +02:00
parent e002117098
commit 316f12855a
10 changed files with 53 additions and 13 deletions
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4
repos/base/include/cpu_session/client.h
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@@ -42,6 +42,10 @@ struct Genode::Cpu_session_client : Rpc_client<Cpu_session>
Affinity::Space affinity_space() const override {
return call<Rpc_affinity_space>(); }
void move(const Affinity::Location loc) override {
call<Rpc_move>(loc);
}
Dataspace_capability trace_control() override {
return call<Rpc_trace_control>(); }

2
repos/base/include/cpu_session/connection.h
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@@ -22,7 +22,7 @@ namespace Genode { struct Cpu_connection; }
struct Genode::Cpu_connection : Connection<Cpu_session>, Cpu_session_client
{
enum { RAM_QUOTA = 36*1024 };
enum { RAM_QUOTA = 72*1024 };
/**
* Constructor

9
repos/base/include/cpu_session/cpu_session.h
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@@ -138,6 +138,12 @@ struct Genode::Cpu_session : Session
*/
virtual Affinity::Space affinity_space() const = 0;
/**
* @brief Update affinity location of this CPU session
*
*/
virtual void move(const Genode::Affinity::Location ) = 0;
/**
* Translate generic priority value to kernel-specific priority levels
*
@@ -249,6 +255,7 @@ struct Genode::Cpu_session : Session
GENODE_RPC(Rpc_migrate_thread, void, migrate_thread, Thread_capability, Affinity::Location);
GENODE_RPC(Rpc_exception_sigh, void, exception_sigh, Signal_context_capability);
GENODE_RPC(Rpc_affinity_space, Affinity::Space, affinity_space);
GENODE_RPC(Rpc_move, void, move, Affinity::Location);
GENODE_RPC(Rpc_trace_control, Dataspace_capability, trace_control);
GENODE_RPC(Rpc_ref_account, int, ref_account, Cpu_session_capability);
GENODE_RPC(Rpc_transfer_quota, int, transfer_quota, Cpu_session_capability, size_t);
@@ -257,7 +264,7 @@ struct Genode::Cpu_session : Session
GENODE_RPC_INTERFACE(Rpc_create_thread, Rpc_kill_thread, Rpc_exception_sigh,
Rpc_affinity_space, Rpc_trace_control, Rpc_ref_account,
Rpc_transfer_quota, Rpc_quota, Rpc_native_cpu, Rpc_migrate_thread);
Rpc_transfer_quota, Rpc_quota, Rpc_native_cpu, Rpc_migrate_thread, Rpc_move);
};

5
repos/base/include/topo_session/client.h
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@@ -41,4 +41,9 @@ struct Genode::Topo_session_client : Rpc_client<Topo_session>
unsigned node_count() override {
return call<Rpc_node_count>();
}
void reconstruct(const Affinity affinity) override
{
call<Rpc_reconstruct>(affinity);
}
};

4
repos/base/include/topo_session/topo_session.h
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@@ -49,10 +49,12 @@ struct Genode::Topo_session : Session
virtual Topology::Numa_region node_affinity_of(Affinity::Location const &) = 0;
virtual Topology::Numa_region node_at_id(unsigned node_id) = 0;
virtual unsigned node_count() = 0;
virtual void reconstruct(const Affinity) = 0;
GENODE_RPC(Rpc_node_affinity, Topology::Numa_region, node_affinity_of, Affinity::Location const &);
GENODE_RPC(Rpc_node_id, Topology::Numa_region, node_at_id, unsigned);
GENODE_RPC(Rpc_node_count, unsigned, node_count);
GENODE_RPC(Rpc_reconstruct, void, reconstruct, Affinity);
GENODE_RPC_INTERFACE(Rpc_node_affinity, Rpc_node_id, Rpc_node_count);
GENODE_RPC_INTERFACE(Rpc_node_affinity, Rpc_node_id, Rpc_node_count, Rpc_reconstruct);
};