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Re: [Xen-devel] Regression: x86/mm: new _PTE_SWP_SOFT_DIRTY bit conflicts with existing use
- To: "H. Peter Anvin" <hpa@xxxxxxxxx>
- From: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
- Date: Wed, 21 Aug 2013 18:29:55 +0400
- Cc: Pavel Emelyanov <xemul@xxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Xen-devel@xxxxxxxxxxxxx, Ingo Molnar <mingo@xxxxxxxxxx>, David Vrabel <david.vrabel@xxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
- Delivery-date: Wed, 21 Aug 2013 14:30:15 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Wed, Aug 21, 2013 at 04:22:21PM +0200, H. Peter Anvin wrote:
> OK now I'm confused. I guess I shouldn't comment while on vacation
> and cache cold on everything.
I rather think I'm missing something, that's why I asked David how
this featue affects non present pte.
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