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base: add affinity to rpc_entrypoint constructor

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Issue #814
This commit is contained in:
Alexander Boettcher 2013-07-19 09:24:13 +02:00 committed by Norman Feske
parent 0e83b0b093
commit 9e8255948d
3 changed files with 15 additions and 7 deletions
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16
base-nova/src/base/server/server.cc
View File

@ -198,7 +198,8 @@ void Rpc_entrypoint::activate()
Rpc_entrypoint::Rpc_entrypoint(Cap_session *cap_session, size_t stack_size,
const char *name, bool start_on_construction)
const char *name, bool start_on_construction,
unsigned affinity)
:
Thread_base(name, stack_size),
_curr_obj(start_on_construction ? 0 : (Rpc_object_base *)~0UL),
@ -221,6 +222,10 @@ Rpc_entrypoint::Rpc_entrypoint(Cap_session *cap_session, size_t stack_size,
if (env()->cpu_session()->set_pager(_thread_cap, _pager_cap))
throw Cpu_session::Thread_creation_failed();
/* place new thread on the specified CPU - ~0UL means default CPU */
if (affinity != ~0UL)
env()->cpu_session()->affinity(_thread_cap, affinity);
addr_t thread_sp = (addr_t)&_context->stack[-4];
Thread_state state;
@ -251,10 +256,11 @@ Rpc_entrypoint::Rpc_entrypoint(Cap_session *cap_session, size_t stack_size,
if (!ec_cap.valid())
throw Cpu_session::Thread_creation_failed();
_tid.ec_sel = ec_cap.local_name();
}
else {
/* tell thread starting code to use boot CPU */
*reinterpret_cast<addr_t *>(stack_top()) = ~0UL;
} else {
/* tell thread starting code to use a specific CPU */
*reinterpret_cast<addr_t *>(stack_top()) = affinity;
/*
* Required for core threads (creates local EC)

3
base/include/base/rpc_server.h
View File

@ -318,7 +318,8 @@ namespace Genode {
* \param name name of entrypoint thread
*/
Rpc_entrypoint(Cap_session *cap_session, size_t stack_size,
char const *name, bool start_on_construction = true);
char const *name, bool start_on_construction = true,
unsigned affinity = ~0U);
~Rpc_entrypoint();

3
base/src/base/server/common.cc
View File

@ -98,7 +98,8 @@ bool Rpc_entrypoint::is_myself() const
Rpc_entrypoint::Rpc_entrypoint(Cap_session *cap_session, size_t stack_size,
char const *name, bool start_on_construction)
char const *name, bool start_on_construction,
unsigned affinity)
:
Thread_base(name, stack_size),
_cap(Untyped_capability()),