Re: [Xen-devel] [RFC][PATCH 2/5] xen:x86: introduce a new hypercall to get RMRR mappings

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Chen, Tiejun
> Sent: Tuesday, August 12, 2014 5:40 PM
> 
> On 2014/8/12 20:19, Jan Beulich wrote:
> >>>> On 12.08.14 at 12:55, <tiejun.chen@xxxxxxxxx> wrote:
> >> On 2014/8/8 23:45, Jan Beulich wrote:
> >>>>>> On 07.08.14 at 13:02, <tiejun.chen@xxxxxxxxx> wrote:
> >>>> +/*
> >>>> + * Returns the RMRR memory map as it was when the domain
> >>>> + * was started.
> >>>> + */
> >>>> +#define XENMEM_RMRR_memory_map           26
> >>>> +typedef struct e820map rmrr_e820_t;
> >>>> +DEFINE_XEN_GUEST_HANDLE(rmrr_e820_t);
> >>>
> >>> Again just as a general remark: What in the world does the "e820"
> >>> in here mean?
> >>
> >> I will redefine a struct to represent this to avoid any confusion.
> >
> > And just to avoid another needless round: The term RMRR shouldn't
> > be in the hypercall public interface definitions either. This needs to
> > be properly abstracted.
> >
> 
> Without such a term RMRR I can't figure out what definition should be
> better as you expect, I guess you already have a better case so please
> share it to avoid further discussion.
> 

XENMEM_reserved_memory_map

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