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Re: [PATCH v3] xen/public: add comment to struct xen_mem_acquire_resource
- To: Juergen Gross <jgross@xxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 24 Feb 2022 16:37:50 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 24 Feb 2022 15:37:59 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 24.02.2022 16:24, Juergen Gross wrote:
> --- a/xen/include/public/memory.h
> +++ b/xen/include/public/memory.h
> @@ -662,6 +662,13 @@ struct xen_mem_acquire_resource {
> * two calls.
> */
> uint32_t nr_frames;
> + /*
> + * Padding field, must be zero on input.
> + * In a previous version this was an output field with the lowest
> + * bit named XENMEM_rsrc_acq_caller_owned. Future versions of this
> + * interface will not reuse this bit with the field being zero on
> + * input.
> + */
> uint32_t pad;
Did you mean "... being non-zero ..." and "bit" and "field" changing
positions?
Jan
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