On 30/01/18 16:40, Jan Beulich wrote:
>>>> On 22.01.18 at 13:32, <jgr...@suse.com> wrote:
>> @@ -37,10 +52,24 @@ struct vcpu;
>>
>> struct cpu_info {
>> struct cpu_user_regs guest_cpu_user_regs;
>> - unsigned int processor_id;
>> - struct vcpu *current_vcpu;
>> - unsigned long per_cpu_offset;
>> - unsigned long cr4;
>> + union {
>> + /* per physical cpu mapping */
>> + struct {
>> + struct vcpu *current_vcpu;
>> + unsigned long per_cpu_offset;
>> + unsigned long cr4;
>> + };
>> + /* per vcpu mapping (xpti) */
>> + struct {
>> + unsigned long pad1;
>> + unsigned long pad2;
>> + unsigned long stack_bottom_cpu;
>> + };
>
> In order to avoid accidental use in the wrong context as much as
> possible, I think you want to name both structures.
I'd like to leave it as is in order to make a possible backport much
more easier.
Juergen
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