Re: [PATCH v5] x86: make sure IDT is page aligned
From: H. Peter Anvin
Date: Tue Jul 16 2013 - 18:17:29 EST
On 07/16/2013 03:13 PM, Yinghai Lu wrote:
>
> ok, then should change
>
>> +/* No need to be aligned, but done to keep all IDTs defined the same way. */
>> +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss;
>
> ==>
>
>> +/* Only need to be cacheline aligned, but keep all IDTs defined the same way to be page aligned. */
>> +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss;
It doesn't need to be cacheline aligned, either, to the best of my
knowledge. The former comment is more correct.
-hpa
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