Re: [PATCH v5 5/5] x86/kvm: Avoid dynamic allocation of pvclock data when SEV is active

[Brijesh Singh <brijesh.singh@xxxxxxx>]

On 9/6/18 1:50 PM, Brijesh Singh wrote:
...

>>
>> #define HVC_DECRYPTED_ARRAY_SIZE  \
>>     PAGE_ALIGN((NR_CPUS - HVC_BOOT_ARRAY_SIZE) * \
>>            sizeof(struct pvclock_vsyscall_time_info))
>>
>

Since the hv_clock_aux array will have NR_CPUS elements hence the
following definition is all we need.

#ifdef CONFIG_AMD_MEM_ENCRYPT
static struct pvclock_vsyscall_time_info
                            hv_clock_aux[NR_CPUS] __decrypted_aux;
#endif


> Sure works for me.
>
>>> +static struct pvclock_vsyscall_time_info
>>> +            hv_clock_dec[HVC_DECRYPTED_ARRAY_SIZE]
>>> __decrypted_hvclock;
>>> +