From: Ian Jackson <ian.jackson@citrix.com>
To: Wei Liu <wei.liu2@citrix.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Tim Deegan <tim@xen.org>, Julien Grall <julien.grall@arm.com>,
Jan Beulich <jbeulich@suse.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v3 16/16] xen: decouple HVM and IOMMU capabilities
Date: Thu, 13 Sep 2018 16:52:43 +0100 [thread overview]
Message-ID: <23450.34763.858887.27606@mariner.uk.xensource.com> (raw)
In-Reply-To: <20180904161533.11575-17-wei.liu2@citrix.com>
Wei Liu writes ("[PATCH v3 16/16] xen: decouple HVM and IOMMU capabilities"):
> HVM and IOMMU are two distinct hardware features, yet they were
> bundled together in sysctl and xl's output.
>
> Decouple them on sysctl level. On toolstack level we still need to
> maintain a sensible semantics for `xl info`. Massage the information
> according to the following table:
>
> pv hvm iommu flags in xl info
> 0 0 0 n/a
> 0 0 1 n/a
> 0 1 0 hvm
> 0 1 1 hvm hvm_directio
> 1 0 0 NIL
> 1 0 1 directio
> 1 1 0 hvm
> 1 1 1 hvm hvm_directio directio
LGTM.
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
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prev parent reply other threads:[~2018-09-13 15:52 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-04 16:15 [PATCH v3 00/16] Make CONFIG_HVM work Wei Liu
2018-09-04 16:15 ` [PATCH v3 01/16] x86: change name of parameter for various invlpg functions Wei Liu
2018-09-06 11:12 ` George Dunlap
2018-09-13 16:11 ` George Dunlap
2018-09-04 16:15 ` [PATCH v3 02/16] x86: introduce and use a set of internal emulation flags Wei Liu
2018-09-06 13:27 ` Jan Beulich
2018-09-06 13:47 ` Wei Liu
2018-09-04 16:15 ` [PATCH v3 03/16] x86: XENMEM_resource_ioreq_server is HVM only Wei Liu
2018-09-04 16:24 ` Paul Durrant
2018-09-04 16:42 ` Wei Liu
2018-09-06 13:29 ` Jan Beulich
2018-09-04 16:15 ` [PATCH v3 04/16] x86: monitor.o is currently " Wei Liu
2018-09-04 16:35 ` Razvan Cojocaru
2018-09-04 16:15 ` [PATCH v3 05/16] x86: PIT emulation is common to both PV and HVM Wei Liu
2018-09-06 14:26 ` Jan Beulich
2018-09-04 16:15 ` [PATCH v3 06/16] libxl: don't set PoD target for PV guests Wei Liu
2018-09-07 13:44 ` Ian Jackson
2018-09-04 16:15 ` [PATCH v3 07/16] x86/p2m/pod: make it build with !CONFIG_HVM Wei Liu
2018-09-04 17:08 ` Razvan Cojocaru
2018-09-04 17:10 ` Razvan Cojocaru
2018-09-04 17:24 ` Julien Grall
2018-09-06 10:57 ` Wei Liu
2018-09-06 15:30 ` George Dunlap
2018-09-06 15:05 ` Jan Beulich
2018-09-06 16:06 ` George Dunlap
2018-09-04 16:15 ` [PATCH v3 08/16] x86/hvm: rearrange content of hvm.h Wei Liu
2018-09-07 6:52 ` Jan Beulich
2018-09-04 16:15 ` [PATCH v3 09/16] x86: provide stubs, declarations and macros in hvm.h Wei Liu
2018-09-07 7:02 ` Jan Beulich
2018-09-13 15:31 ` Wei Liu
2018-09-04 16:15 ` [PATCH v3 10/16] x86/mm: put nested p2m code under CONFIG_HVM Wei Liu
2018-09-06 16:20 ` George Dunlap
2018-09-13 15:46 ` Wei Liu
2018-09-13 16:01 ` George Dunlap
2018-09-07 7:06 ` Jan Beulich
2018-09-13 15:07 ` Wei Liu
2018-09-14 8:01 ` Jan Beulich
2018-09-04 16:15 ` [PATCH v3 11/16] x86/mm: put HVM only " Wei Liu
2018-09-04 17:10 ` Razvan Cojocaru
2018-09-07 7:12 ` Jan Beulich
2018-09-07 21:27 ` Tamas K Lengyel
2018-09-13 15:43 ` Wei Liu
2018-09-13 16:31 ` Tamas K Lengyel
2018-09-04 16:15 ` [PATCH v3 12/16] x86/mm: put paging_update_nestedmode " Wei Liu
2018-09-13 16:39 ` George Dunlap
2018-09-04 16:15 ` [PATCH v3 13/16] xen: connect guest creation with CONFIG_{HVM, PV} Wei Liu
2018-09-04 16:15 ` [PATCH v3 14/16] x86: expose CONFIG_HVM Wei Liu
2018-09-07 7:15 ` Jan Beulich
2018-09-13 16:01 ` Wei Liu
2018-09-14 8:07 ` Jan Beulich
2018-09-14 10:36 ` Wei Liu
2018-09-04 16:15 ` [PATCH v3 15/16] x86/pvshim: disable HVM for PV shim Wei Liu
2018-09-07 7:18 ` Jan Beulich
2018-09-07 7:46 ` Wei Liu
2018-09-07 7:48 ` Wei Liu
2018-09-04 16:15 ` [PATCH v3 16/16] xen: decouple HVM and IOMMU capabilities Wei Liu
2018-09-13 15:52 ` Ian Jackson [this message]
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