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Worker and channel allocation adopted to Genode's memory management.

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This commit is contained in:
Michael Mueller
2023-03-27 16:33:13 +02:00
parent 137b914bb1
commit de5ba5d9c8
2 changed files with 8 additions and 5 deletions
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2
src/mx/tasking/channel.h
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@@ -138,6 +138,8 @@ public:
return _occupancy.has_excessive_usage_prediction();
}
std::uint8_t numa_node_id() { return _numa_node_id; }
private:
// Backend queues for multiple produces in different NUMA regions and different priorities,
alignas(64)

11
src/mx/tasking/scheduler.cpp
View File

@@ -2,10 +2,10 @@
#include <cassert>
#include <mx/memory/global_heap.h>
#include <mx/synchronization/synchronization.h>
#include <mx/system/thread.h>
#include <mx/system/topology.h>
#include <thread>
#include <vector>
#include <base/log.h>
using namespace mx::tasking;
@@ -16,13 +16,13 @@ Scheduler::Scheduler(const mx::util::core_set &core_set, const std::uint16_t pre
{
this->_worker.fill(nullptr);
this->_channel_numa_node_map.fill(0U);
for (auto worker_id = 0U; worker_id < this->_count_channels; ++worker_id)
{
const auto core_id = this->_core_set[worker_id];
this->_channel_numa_node_map[worker_id] = system::topology::node_id(core_id);
auto ptr = memory::GlobalHeap::allocate(this->_channel_numa_node_map[worker_id], sizeof(Worker));
this->_worker[worker_id] =
new (memory::GlobalHeap::allocate(this->_channel_numa_node_map[worker_id], sizeof(Worker)))
new (ptr)
Worker(worker_id, core_id, this->_channel_numa_node_map[worker_id], this->_is_running,
prefetch_distance, this->_epoch_manager[worker_id], this->_epoch_manager.global_epoch(),
this->_statistic);
@@ -33,8 +33,9 @@ Scheduler::~Scheduler() noexcept
{
for (auto *worker : this->_worker)
{
std::uint8_t node_id = worker->channel().numa_node_id();
worker->~Worker();
memory::GlobalHeap::free(worker, sizeof(Worker));
memory::GlobalHeap::free(worker, sizeof(Worker), node_id);
}
}
@@ -47,7 +48,7 @@ void Scheduler::start_and_wait()
{
worker_threads[channel_id] = std::thread([this, channel_id] { this->_worker[channel_id]->execute(); });
system::thread::pin(worker_threads[channel_id], this->_worker[channel_id]->core_id());
//system::thread::pin(worker_threads[channel_id], this->_worker[channel_id]->core_id());
}
// ... and epoch management (if enabled).