Re: [PATCH v2 2/7] xen/x86: merge 2 hvm_event_... functions into 1

[Andrew Cooper <andrew.cooper3@citrix.com>]

On 10/02/2016 17:11, Jan Beulich wrote:
>>>> On 10.02.16 at 18:04, <czuzu@bitdefender.com> wrote:
>> On 2/10/2016 6:18 PM, Jan Beulich wrote:
>>>>>> On 10.02.16 at 16:50, <czuzu@bitdefender.com> wrote:
>>>> --- a/xen/include/asm-x86/hvm/event.h
>>>> +++ b/xen/include/asm-x86/hvm/event.h
>>>> @@ -17,6 +17,12 @@
>>>>   #ifndef __ASM_X86_HVM_EVENT_H__
>>>>   #define __ASM_X86_HVM_EVENT_H__
>>>>   
>>>> +enum hvm_event_breakpoint_type
>>>> +{
>>>> +    HVM_EVENT_SOFTWARE_BREAKPOINT,
>>>> +    HVM_EVENT_SINGLESTEP_BREAKPOINT,
>>>> +};
>>> I don't see what good it does to put existing constants into an
>>> enum.
>> As Andrew pointed out, an enum was requested in v1 instead of the 
>> single_step param.
>> One could use the already existing VM_EVENT_REASON_* constants, but 
>> conceptually this
>> function only involves a subset of those (i.e. *breakpoint vm-events*).
> Re-using existing constants would seem fine to me.
>
> I only now realize that I've made a mistake while looking at the
> above - the capitals made it implicitly "obvious" to me that they're
> on the right side of an assignment. Please use capitals only for
> #define-d constants, not enumerated ones.

Substantially more enums in the Xen codebase use caps than lowercase. 
Given no specific direction in CODING_STYLE, this is an unreasonable
request.

~Andrew