Re: [Xen-devel] [PATCH] xen/sched: don't let XEN_RUNSTATE_UPDATE leak into vcpu_runstate_get()

[Jan Beulich <jbeulich@xxxxxxxx>]

On 24.09.2019 09:42, Juergen Gross wrote:
> vcpu_runstate_get() should never return a state entry time with
> XEN_RUNSTATE_UPDATE set. To avoid this let update_runstate_area()
> operate on a local runstate copy.
> 
> This problem was introduced with commit 2529c850ea48f036 ("add update
> indicator to vcpu_runstate_info").
> 
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> ---
>  xen/arch/x86/domain.c | 17 ++++++++++-------
>  1 file changed, 10 insertions(+), 7 deletions(-)

I had this committed already and was about to push, but this
definitely wants a similar change for Arm.

Jan

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