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From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Andre Przywara <andre.przywara@amd.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: [PATCH 1/4] hvm: NUMA guest: extend memops hypercall
Date: Fri, 04 Jul 2008 12:59:27 +0100	[thread overview]
Message-ID: <C493CF2F.238AC%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <486E062C.3080700@amd.com>

On 4/7/08 12:14, "Andre Przywara" <andre.przywara@amd.com> wrote:

>> Should unprivileged domUs be allowed to specify the NUMA node they allocate
>> from, regardless of whether they even run there? Seems like a breakage of
>> guest isolation to me.
> Good catch (I code in HVM land most of the time), I hope this small
> (attached) patch fixes this.

Looking some more, I still don't see that this patch can work. Don't the
subfunctions in memory.c go and OR in MEMF_node() values on top of what the
caller may have specified??

 -- Keir

  reply	other threads:[~2008-07-04 11:59 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-04  7:57 [PATCH 1/4] hvm: NUMA guest: extend memops hypercall Andre Przywara
2008-07-04  9:52 ` Keir Fraser
2008-07-04 11:14   ` Andre Przywara
2008-07-04 11:59     ` Keir Fraser [this message]
2008-07-04 12:48       ` Andre Przywara
2008-07-04 14:54         ` Keir Fraser
2008-07-04 15:28           ` Andre Przywara
2008-07-04 15:34             ` Keir Fraser
2008-07-04 23:12               ` Andre Przywara

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