Re: [PATCH v5 6/7] x86/tlb: optimizing flush_tlb_mm
- To: Alex Shi <alex.shi@xxxxxxxxx>
- Subject: Re: [PATCH v5 6/7] x86/tlb: optimizing flush_tlb_mm
- From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Date: Wed, 16 May 2012 10:58:32 +0200
- Cc: Nick Piggin <npiggin@xxxxxxxxx>, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, hpa@xxxxxxxxx, arnd@xxxxxxxx, rostedt@xxxxxxxxxxx, fweisbec@xxxxxxxxx, jeremy@xxxxxxxx, riel@xxxxxxxxxx, luto@xxxxxxx, avi@xxxxxxxxxx, len.brown@xxxxxxxxx, dhowells@xxxxxxxxxx, fenghua.yu@xxxxxxxxx, borislav.petkov@xxxxxxx, yinghai@xxxxxxxxxx, ak@xxxxxxxxxxxxxxx, cpw@xxxxxxx, steiner@xxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, penberg@xxxxxxxxxx, hughd@xxxxxxxxxx, rientjes@xxxxxxxxxx, kosaki.motohiro@xxxxxxxxxxxxxx, n-horiguchi@xxxxxxxxxxxxx, tj@xxxxxxxxxx, oleg@xxxxxxxxxx, axboe@xxxxxxxxx, jmorris@xxxxxxxxx, kamezawa.hiroyu@xxxxxxxxxxxxxx, viro@xxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, yongjie.ren@xxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx
- In-reply-to: <4FB36B12.9000705@intel.com>
- List-id: <linux-arch.vger.kernel.org>
On Wed, 2012-05-16 at 16:53 +0800, Alex Shi wrote:
>
> Sorry. Do you mean not every archs use 'include/asm-generic/tlb.h', so
> the assignment of tlb->start in tlb_gather_mmu make trouble?
>
Yes exactly. I know you work for Intel, but surely its not forbidden by
contract to look outside of arch/x86/ ? I know!, look at arch/ia64/
that's still Intel.
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