Re: [Qemu-devel] [PATCH 0/3] trace: Fix event tracing during vCPU hot-unplug

[Stefan Hajnoczi]

On Mon, Dec 26, 2016 at 10:24:29PM +0100, Lluís Vilanova wrote:
> The vCPU list needs to be locked to avoid memory corruption with concurrent
> hot-(un)plugs, and per-vCPU events need to be disabled during vCPU hot-unplug.
> 
> Also adds event "guest_cpu_exit" to track vCPU hot-unplugging.
> 
> Signed-off-by: Lluís Vilanova <address@hidden>
> ---
> 
> 
> Lluís Vilanova (3):
>       trace: Lock vCPU list when initializing dynamic tracing state
>       trace: Fix dynamic event state on vCPU hot-unplug
>       trace: Add event "guest_cpu_exit"
> 
> 
>  qom/cpu.c              |    2 ++
>  trace-events           |    6 ++++++
>  trace/control-target.c |   11 ++++++++++-
>  trace/control.c        |   19 +++++++++++++++++++
>  trace/control.h        |    8 ++++++++
>  5 files changed, 45 insertions(+), 1 deletion(-)
> 
> 
> To: address@hidden
> Cc: Stefan Hajnoczi <address@hidden>

Thanks, applied to my tracing tree:
https://github.com/stefanha/qemu/commits/tracing

Stefan

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