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kvm: Initialize signal handlers from startupThread()

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Signal handlers in KVM are controlled per thread and should be
initialized from the thread that is going to execute the CPU. This
changeset moves the initialization call from startup() to
startupThread().
This commit is contained in:
Andreas Sandberg 2014-03-03 14:31:39 +01:00
parent 5cd9dd29bd
commit 739cc0128b
1 changed files with 4 additions and 4 deletions
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8
src/cpu/kvm/base.cc
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@ -138,10 +138,6 @@ BaseKvmCPU::startup()
// point. Initialize virtual CPUs here instead.
vcpuFD = vm.createVCPU(vcpuID);
// Setup signal handlers. This has to be done after the vCPU is
// created since it manipulates the vCPU signal mask.
setupSignalHandler();
// Map the KVM run structure */
vcpuMMapSize = kvm.getVCPUMMapSize();
_kvmRun = (struct kvm_run *)mmap(0, vcpuMMapSize,
@ -182,6 +178,10 @@ BaseKvmCPU::startupThread()
const BaseKvmCPUParams * const p(
dynamic_cast<const BaseKvmCPUParams *>(params()));
// Setup signal handlers. This has to be done after the vCPU is
// created since it manipulates the vCPU signal mask.
setupSignalHandler();
setupCounters();
if (p->usePerfOverflow)