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Re: [PATCH for-4.15] xen/dmop: Fix XEN_DMOP_nr_vcpus to actually return data
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Thu, 4 Mar 2021 11:56:37 +0100
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- Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, Wei Liu <wl@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>
- Delivery-date: Thu, 04 Mar 2021 10:57:13 +0000
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On Thu, Mar 04, 2021 at 10:48:05AM +0000, Andrew Cooper wrote:
> The const_op boolean needs clobbering to cause data to be written back to the
> caller.
>
> Fixes: c4441ab1f1 ("dmop: Add XEN_DMOP_nr_vcpus")
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Thanks, Roger.
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