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cfs: fix fairness for later created vgpus

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This commit is contained in:
Marcel Lütke Dreimann
2023-01-19 09:20:01 +01:00
parent edf6a01cb8
commit 29b1ab3486
1 changed files with 16 additions and 0 deletions
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16
repos/dde_uos-intel-gpgpu/src/virt/strategies/cfs.cc
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@@ -21,7 +21,23 @@ static unsigned long long int rdtsc()
void CompletlyFair::addVGPU(VGpu* vgpu)
{
// create new entry
cfs_entry* ce = new (_global_gpgpu_genode->getAlloc()) cfs_entry(vgpu);
// find current min
cfs_entry* min = nullptr;
_run_list.head([&min](cfs_entry& ce){
min = &ce;
});
_run_list.for_each([&min](cfs_entry& ce){
if(ce.runtime < min->runtime)
{
min = &ce;
}
});
// add new entry with minimum runtime
ce->runtime = min->runtime;
_run_list.enqueue(*ce);
}