From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Roger Pau Monne <roger.pau@citrix.com>, xen-devel@lists.xenproject.org
Cc: Wei Liu <wei.liu2@citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH] xen: change the sizes of fields in the HVM start info layout to be 64bits
Date: Fri, 8 Apr 2016 16:52:29 +0100 [thread overview]
Message-ID: <5707D3BD.1040704@citrix.com> (raw)
In-Reply-To: <1460130456-23278-1-git-send-email-roger.pau@citrix.com>
On 08/04/16 16:47, Roger Pau Monne wrote:
> At the moment the only consumer of this structure is x86, but other arches
> might also use it, so make all the fields 64bits. On x86 Xen will still try
> to place everything below the 4GiB boundary, but that might not be feasible
> in other arches.
>
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
> Requested-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
I hope never to need to use this for x86, but leaving some wiggleroom is
probably best. If the very worst happens, the guest can just enable PAE
paging to get access to the data.
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next prev parent reply other threads:[~2016-04-08 15:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-08 15:47 [PATCH] xen: change the sizes of fields in the HVM start info layout to be 64bits Roger Pau Monne
2016-04-08 15:51 ` Wei Liu
2016-04-08 15:52 ` Andrew Cooper [this message]
2016-04-08 16:01 ` Ian Jackson
2016-04-08 16:30 ` Jan Beulich
2016-04-08 16:38 ` Wei Liu
2016-04-08 16:27 ` Jan Beulich
2016-04-08 16:31 ` Wei Liu
2016-04-08 16:32 ` Roger Pau Monné
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