From: Wei Liu <wei.liu2@citrix.com>
To: Tamas K Lengyel <tamas.lengyel@zentific.com>
Cc: Wei Liu <wei.liu2@citrix.com>,
George Dunlap <george.dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
Jan Beulich <jbeulich@suse.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v9] x86/mem-sharing: mem-sharing a range of memory
Date: Tue, 2 Aug 2016 13:17:01 +0100 [thread overview]
Message-ID: <20160802121701.GA15013@citrix.com> (raw)
In-Reply-To: <1470071667-32314-1-git-send-email-tamas.lengyel@zentific.com>
On Mon, Aug 01, 2016 at 11:14:27AM -0600, Tamas K Lengyel wrote:
> Currently mem-sharing can be performed on a page-by-page basis from the control
> domain. However, this process is quite wasteful when a range of pages have to
> be deduplicated.
>
> This patch introduces a new mem_sharing memop for range sharing where
> the user doesn't have to separately nominate each page in both the source and
> destination domain, and the looping over all pages happen in the hypervisor.
> This significantly reduces the overhead of sharing a range of memory.
>
> Signed-off-by: Tamas K Lengyel <tamas.lengyel@zentific.com>
> Acked-by: Wei Liu <wei.liu2@citrix.com>
> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
I notice this patch has got sufficient acks.
I will queue this up.
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next prev parent reply other threads:[~2016-08-02 12:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-01 17:14 [PATCH v9] x86/mem-sharing: mem-sharing a range of memory Tamas K Lengyel
2016-08-02 12:17 ` Wei Liu [this message]
2016-08-02 15:20 ` Tamas K Lengyel
2016-08-02 16:04 ` Wei Liu
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