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vmm: Give vCPU and signal handler thread useful names
Sadly only the first few characters of the thread name is preserved so use a shorter name for the vCPU thread for now. Also give the signal handling thread a name. Signed-off-by: Rob Bradford <robert.bradford@intel.com>
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@ -222,6 +222,9 @@ pub enum Error {
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/// Failed to allocate the IOAPIC memory range.
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/// Failed to allocate the IOAPIC memory range.
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IoapicRangeAllocation,
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IoapicRangeAllocation,
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/// Cannot spawn a signal handler thread
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SignalHandlerSpawn(io::Error),
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}
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}
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pub type Result<T> = result::Result<T, Error>;
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pub type Result<T> = result::Result<T, Error>;
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@ -1827,7 +1830,7 @@ impl<'a> Vm<'a> {
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let reset_evt = self.devices.reset_evt.try_clone().unwrap();
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let reset_evt = self.devices.reset_evt.try_clone().unwrap();
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self.vcpus.push(
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self.vcpus.push(
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thread::Builder::new()
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thread::Builder::new()
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.name(format!("cloud-hypervisor_vcpu{}", vcpu.id))
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.name(format!("vcpu{}", vcpu.id))
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.spawn(move || {
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.spawn(move || {
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unsafe {
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unsafe {
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extern "C" fn handle_signal(_: i32, _: *mut siginfo_t, _: *mut c_void) {
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extern "C" fn handle_signal(_: i32, _: *mut siginfo_t, _: *mut c_void) {
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@ -1850,6 +1853,7 @@ impl<'a> Vm<'a> {
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match vcpu.run() {
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match vcpu.run() {
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Err(e) => {
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Err(e) => {
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error!("VCPU generated error: {:?}", e);
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error!("VCPU generated error: {:?}", e);
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break;
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}
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}
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Ok(true) => {}
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Ok(true) => {}
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Ok(false) => {
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Ok(false) => {
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@ -1871,7 +1875,11 @@ impl<'a> Vm<'a> {
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let signals = Signals::new(&[SIGWINCH]);
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let signals = Signals::new(&[SIGWINCH]);
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match signals {
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match signals {
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Ok(sig) => {
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Ok(sig) => {
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thread::spawn(move || Vm::os_signal_handler(sig, console_input_clone));
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thread::Builder::new()
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.name("signal_handler".to_string())
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.spawn(move || Vm::os_signal_handler(sig, console_input_clone))
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.map_err(Error::SignalHandlerSpawn)?;
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;
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}
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}
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Err(e) => error!("Signal not found {}", e),
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Err(e) => error!("Signal not found {}", e),
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}
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}
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