Re: [PATCH 14/27] Add book3s_64 specific opcode emulation

Alexander Graf
2009-11-04T11:35:29Z

On 04.11.2009, at 09:47, Benjamin Herrenschmidt wrote:

> On Wed, 2009-11-04 at 09:43 +0100, Arnd Bergmann wrote:
>> On Tuesday 03 November 2009, Benjamin Herrenschmidt wrote:
>>> (Though glibc can be nasty, afaik it might load up optimized
>> variants of
>>> some routines with hard wired cache line sizes based on the CPU
>> type)
>>
>> You can also get application with hand-coded cache optimizations
>> that are even harder, if not impossible, to fix.
>
> Right. But those are already broken across CPU variants anyways.

... which might be the reason you're using KVM in the first place.

Alex