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Re: [Xen-devel] [PATCH 01/16] xen: sched: fix locking when allocating an RTDS pCPU



On Fri, Mar 18, 2016 at 3:04 PM, Dario Faggioli
<dario.faggioli@xxxxxxxxxx> wrote:
> as doing that include changing the scheduler lock
> mapping for the pCPU itself, and the correct way
> of doing that is:
>  - take the lock that the pCPU is using right now
>    (which may be the lock of another scheduler);
>  - change the mapping of the lock to the RTDS one;
>  - release the lock (the one that has actually been
>    taken!)
>
> Signed-off-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>
> ---
> Cc: Meng Xu <mengxu@xxxxxxxxxxxxx>
> Cc: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
> Cc: Tianyang Chen <tiche@xxxxxxxxxxxxxx>

Reviewed-by: Meng Xu <mengxu@xxxxxxxxxxxxx>
-- 
Meng Xu
PhD Student in Computer and Information Science
University of Pennsylvania
http://www.cis.upenn.edu/~mengxu/

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