Re: [Xen-devel] [PATCH v3 3/3] x86: Support compiling out userspace I/O (iopl and ioperm)

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 10/29/2014 10:17 AM, josh@xxxxxxxxxxxxxxxx wrote:
>>
>> But this is entirely a style decision, so I leave it up to the x86
>> maintainers ...
> 
> I can certainly do that if the x86 maintainers prefer, but that tends to
> produce a net increase in lines of code, as well as duplicating all the
> function prototypes, which to me seems more error-prone.  If the
> stub versions contained any code, rather than just becoming no-ops, I'd
> definitely do that.
> 

I concur with this style choice.

>> Another nit may be that we should call this CONFIG_SYSCALL_IOPL or
>> CONFIG_SYSCALL_IOPERM in keeping with the other CONFIG_SYSCALL_*
>> naming thread? Again, I don't really care strongly beyond really
>> wanting to use this new feature! :)
> 
> I don't feel strongly about the naming.  Ingo?

It is sort of a special case here, as this reflects more than one syscall.

        -hpa



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