Chris Wright wrote:

>* zach@vmware.com (zach@vmware.com) wrote:
>  
>
>>+	memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
>> 	if (PTRS_PER_PMD == 1)
>> 		spin_lock_irqsave(&pgd_lock, flags);
>> 
>>-	memcpy((pgd_t *)pgd + USER_PTRS_PER_PGD,
>>+	clone_pgd_range((pgd_t *)pgd + USER_PTRS_PER_PGD,
>> 			swapper_pg_dir + USER_PTRS_PER_PGD,
>>-			(PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
>>-
>>+			KERNEL_PGD_PTRS);
>> 	if (PTRS_PER_PMD > 1)
>> 		return;
>> 
>> 	pgd_list_add(pgd);
>> 	spin_unlock_irqrestore(&pgd_lock, flags);
>>-	memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
>>    
>>
>
>Why memset was never done on PAE?
>
>thanks,
>-chris
>  
>

Update patch.  Thanks for catching this.  Tested PAE and non-PAE on 
native hardware and in a virtual machine :)

Zach