Re: [Xen-devel] [PATCH] (V2) Avoid stale pointer when moving domain to another cpupool

[George Dunlap <George.Dunlap@xxxxxxxxxxxxx>]

On Wed, Feb 27, 2013 at 10:08 AM, Jan Beulich <JBeulich@xxxxxxxx> wrote:

>>> On 27.02.13 at 10:43, Juergen Gross <juergen.gross@xxxxxxxxxxxxxx> wrote:
> When a domain is moved to another cpupool the scheduler private data pointers
> in vcpu and domain structures must never point to an already freed memory
> area.
>
> While at it, simplify sched_init_vcpu() by using DOM2OP instead VCPU2OP.
>
> Changes since V1:
> - don't use an an own loop for freeing vcpu_data
> - free old domain data after unpausing the domain
> - simplify sched_init_vcpu (DOM2OP instead VCPU2OP)
>
> Signed-off-by: Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>

Looks good to me now, but will want to be ack-ed by George.

Acked-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>

Thanks Juergen.

 -George

 

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