From: "H. Peter Anvin" <hpa@zytor.com>
To: Steven Noonan <steven@uplinklabs.net>
Cc: Mel Gorman <mgorman@suse.de>,
Cyrill Gorcunov <gorcunov@gmail.com>,
David Vrabel <david.vrabel@citrix.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@kernel.org>, Rik van Riel <riel@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Andrea Arcangeli <aarcange@redhat.com>,
Linux-MM <linux-mm@kvack.org>, Linux-X86 <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Pavel Emelyanov <xemul@parallels.com>
Subject: Re: [PATCH 2/3] x86: Define _PAGE_NUMA with unused physical address bits PMD and PTE levels
Date: Tue, 08 Apr 2014 13:59:09 -0700 [thread overview]
Message-ID: <5344631D.1050203@zytor.com> (raw)
In-Reply-To: <CAKbGBLjO7pneg_5nXcRXK-9iToZvPkJVZ=AQBfaZkZjU9iN2BA@mail.gmail.com>
On 04/08/2014 01:51 PM, Steven Noonan wrote:
> On Tue, Apr 8, 2014 at 8:16 AM, H. Peter Anvin <hpa@zytor.com> wrote:
>> <snark>
>>
>> Of course, it would also be preferable if Amazon (or anything else) didn't need Xen PV :(
>
> Well Amazon doesn't expose NUMA on PV, only on HVM guests.
>
Yes, but Amazon is one of the main things keeping Xen PV alive as far as
I can tell, which means the support gets built in, and so on.
-hpa
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next prev parent reply other threads:[~2014-04-08 20:59 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-07 15:10 [RFC PATCH 0/3] Use an alternative to _PAGE_PROTNONE for _PAGE_NUMA Mel Gorman
2014-04-07 15:10 ` [PATCH 1/3] x86: Require x86-64 for automatic NUMA balancing Mel Gorman
2014-04-07 15:10 ` [PATCH 2/3] x86: Define _PAGE_NUMA with unused physical address bits PMD and PTE levels Mel Gorman
2014-04-07 15:32 ` David Vrabel
2014-04-07 15:49 ` Mel Gorman
2014-04-07 16:19 ` Cyrill Gorcunov
2014-04-07 18:28 ` Mel Gorman
2014-04-07 19:16 ` Cyrill Gorcunov
2014-04-07 19:27 ` H. Peter Anvin
2014-04-07 19:36 ` Cyrill Gorcunov
2014-04-07 19:42 ` H. Peter Anvin
2014-04-07 21:25 ` Mel Gorman
2014-04-08 4:04 ` Steven Noonan
2014-04-08 15:16 ` H. Peter Anvin
2014-04-08 16:02 ` Konrad Rzeszutek Wilk
2014-04-08 16:16 ` H. Peter Anvin
2014-04-08 16:47 ` Mel Gorman
2014-04-08 16:50 ` David Vrabel
2014-04-08 16:51 ` Mel Gorman
2014-04-09 15:18 ` Konrad Rzeszutek Wilk
2014-04-09 15:39 ` Mel Gorman
2014-04-08 20:51 ` Steven Noonan
2014-04-08 20:59 ` H. Peter Anvin [this message]
2014-04-09 15:04 ` Konrad Rzeszutek Wilk
2014-04-09 15:09 ` Peter Zijlstra
2014-04-08 9:31 ` David Vrabel
2014-04-07 21:19 ` Mel Gorman
2014-04-07 17:37 ` Dave Hansen
2014-04-07 15:10 ` [PATCH 3/3] mm: Allow FOLL_NUMA on FOLL_FORCE Mel Gorman
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