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Re: [PATCH V3 (resend) 07/19] xen/x86: Add support for the PMAP


  • To: Roger Pau Monné <roger.pau@xxxxxxxxxx>
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Tue, 14 May 2024 11:43:14 +0200
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  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx, julien@xxxxxxx, pdurrant@xxxxxxxxxx, dwmw@xxxxxxxxxx, Julien Grall <jgrall@xxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Elias El Yandouzi <eliasely@xxxxxxxxxx>
  • Delivery-date: Tue, 14 May 2024 09:43:09 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 14.05.2024 11:40, Roger Pau Monné wrote:
> On Mon, May 13, 2024 at 01:40:34PM +0000, Elias El Yandouzi wrote:
>> @@ -53,6 +55,8 @@ enum fixed_addresses {
>>      FIX_PV_CONSOLE,
>>      FIX_XEN_SHARED_INFO,
>>  #endif /* CONFIG_XEN_GUEST */
>> +    FIX_PMAP_BEGIN,
>> +    FIX_PMAP_END = FIX_PMAP_BEGIN + NUM_FIX_PMAP,
> 
> This would better have
> 
> #ifdef CONFIG_HAS_PMAP
> 
> guards?

That's useful only when the option can actually be off in certain
configurations, isn't it?

Jan



 


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