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From: "Jan Beulich" <JBeulich@suse.com>
To: Olaf Hering <olaf@aepfle.de>
Cc: xen-devel@lists.xen.org
Subject: Re: API to query NUMA node of mfn
Date: Mon, 10 Jul 2017 04:41:35 -0600	[thread overview]
Message-ID: <596375FF020000780016A352@prv-mh.provo.novell.com> (raw)
In-Reply-To: <20170710101034.GA19754@aepfle.de>

>>> On 10.07.17 at 12:10, <olaf@aepfle.de> wrote:
> I would like to verify on which NUMA node the PFNs used by a HVM guest
> are located. Is there an API for that? Something like:
> 
>   foreach (pfn, domid)
>     mfns_per_node[pfn_to_node(pfn)]++
>   foreach (node)
>     printk("%x %x\n", node, mfns_per_node[node])

phys_to_nid() ?

Jan


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  reply	other threads:[~2017-07-10 10:41 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-10 10:10 API to query NUMA node of mfn Olaf Hering
2017-07-10 10:41 ` Jan Beulich [this message]
2017-07-10 13:13   ` Konrad Rzeszutek Wilk
2017-07-10 13:35     ` Olaf Hering
2017-07-10 20:29       ` Konrad Rzeszutek Wilk

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