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Extend Cpu_session with thread-affinity API

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This patch introduces the functions 'affinity' and 'num_cpus' to the CPU
session interface. The interface extension will allow the assignment of
individual threads to CPUs. At this point, it is just a stub with no
actual platform support.
This commit is contained in:
Norman Feske
2012-09-04 17:32:55 +02:00
parent 43db231e77
commit 83bdfea9b0
29 changed files with 125 additions and 23 deletions
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4
base-codezero/src/core/include/platform_thread.h
View File

@ -114,9 +114,9 @@ namespace Genode {
unsigned long pager_object_badge() const { return _tid; }
/**
* Set the executing CPU for this thread.
* Set the executing CPU for this thread
*/
void set_cpu(unsigned int cpu_no);
void affinity(unsigned cpu);
/**
* Get thread name

2
base-codezero/src/core/platform_thread.cc
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@ -27,7 +27,7 @@ using namespace Genode;
using namespace Codezero;
void Platform_thread::set_cpu(unsigned int cpu_no)
void Platform_thread::affinity(unsigned int cpu_no)
{
PDBG("not yet implemented");
}