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core: Export interface for explicit thread migration and pinning.

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This commit is contained in:
Michael Mueller
2022-11-29 12:21:02 +01:00
parent a894a008eb
commit 195be5ff6e
5 changed files with 23 additions and 1 deletions
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3
repos/base/include/cpu_session/client.h
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@@ -33,6 +33,9 @@ struct Genode::Cpu_session_client : Rpc_client<Cpu_session>
void kill_thread(Thread_capability thread) override {
call<Rpc_kill_thread>(thread); }
void migrate_thread(Thread_capability thread, Affinity::Location loc) override {
call<Rpc_migrate_thread>(thread, loc); }
void exception_sigh(Signal_context_capability sigh) override {
call<Rpc_exception_sigh>(sigh); }

12
repos/base/include/cpu_session/cpu_session.h
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@@ -21,6 +21,7 @@
#include <session/session.h>
#include <dataspace/capability.h>
#include <pd_session/pd_session.h>
#include <base/affinity.h>
namespace Genode {
@@ -109,6 +110,14 @@ struct Genode::Cpu_session : Session
*/
virtual void kill_thread(Thread_capability thread) = 0;
/**
* Migrate a thread to a new location
*
* \param thread capability of the thread to migrate
* \param loc component-local location to migrate the thread to
*/
virtual void migrate_thread(Thread_capability thread, Genode::Affinity::Location loc) = 0;
/**
* Register default signal handler for exceptions
*
@@ -237,6 +246,7 @@ struct Genode::Cpu_session : Session
Capability<Pd_session>, Name const &, Affinity::Location,
Weight, addr_t);
GENODE_RPC(Rpc_kill_thread, void, kill_thread, Thread_capability);
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_trace_control, Dataspace_capability, trace_control);
@@ -247,7 +257,7 @@ 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_transfer_quota, Rpc_quota, Rpc_native_cpu, Rpc_migrate_thread);
};