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authorDongli Zhang <dongli.zhang@oracle.com>2023-10-26 14:19:38 -0700
committerPhilippe Mathieu-Daudé <philmd@linaro.org>2023-11-07 12:13:27 +0100
commit2b34d7382b669b154f44d616f7e5b78f459ffd61 (patch)
treebebfa3ab10af45abb6937b351704cce301f14097 /python/scripts
parentde910c496a62db24388b9ef7da49f06b12745274 (diff)
downloadfocaccia-qemu-2b34d7382b669b154f44d616f7e5b78f459ffd61.tar.gz
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target/i386/monitor: synchronize cpu state for lapic info
While the default "info lapic" always synchronizes cpu state ...

mon_get_cpu()
-> mon_get_cpu_sync(mon, true)
   -> cpu_synchronize_state(cpu)
      -> ioctl KVM_GET_LAPIC (taking KVM as example)

... the cpu state is not synchronized when the apic-id is available as
argument.

The cpu state should be synchronized when apic-id is available. Otherwise
the "info lapic <apic-id>" always returns stale data.

Reference:
https://lore.kernel.org/all/20211028155457.967291-19-berrange@redhat.com/

Cc: Joe Jin <joe.jin@oracle.com>
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: David Woodhouse <dwmw@amazon.co.uk>
Message-ID: <20231030085336.2681386-1-armbru@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-ID: <20231026211938.162815-1-dongli.zhang@oracle.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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