From: Daniel De Graaf <dgdegra@tycho.nsa.gov>
To: Paul Durrant <paul.durrant@citrix.com>, xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
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>, Tim Deegan <tim@xen.org>,
Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v5 06/15] public / x86: introduce __HYPERCALL_iommu_op
Date: Fri, 17 Aug 2018 17:10:17 -0400 [thread overview]
Message-ID: <904774e8-64b9-90a8-f4fb-4728ce798c0e@tycho.nsa.gov> (raw)
In-Reply-To: <20180803172220.1657-7-paul.durrant@citrix.com>
On 08/03/2018 01:22 PM, Paul Durrant wrote:
> This patch introduces the boilerplate for a new hypercall to allow a
> domain to control IOMMU mappings for its own pages.
> Whilst there is duplication of code between the native and compat entry
> points which appears ripe for some form of combination, I think it is
> better to maintain the separation as-is because the compat entry point
> will necessarily gain complexity in subsequent patches.
>
> NOTE: This hypercall is only implemented for x86 and is currently
> restricted by XSM to dom0. Its scope can be expanded in future
> if need be.
>
> Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Acked-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel
next prev parent reply other threads:[~2018-08-17 21:10 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-03 17:22 [PATCH v5 00/15] paravirtual IOMMU interface Paul Durrant
2018-08-03 17:22 ` [PATCH v5 01/15] iommu: turn need_iommu back into a boolean Paul Durrant
2018-08-08 13:39 ` Jan Beulich
2018-08-08 13:56 ` Paul Durrant
2018-08-03 17:22 ` [PATCH v5 02/15] iommu: introduce the concept of BFN Paul Durrant
2018-08-07 2:38 ` Tian, Kevin
2018-08-07 7:59 ` Paul Durrant
2018-08-07 8:26 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 03/15] iommu: make use of type-safe BFN and MFN in exported functions Paul Durrant
2018-08-07 2:45 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 04/15] iommu: push use of type-safe BFN and MFN into iommu_ops Paul Durrant
2018-08-07 2:49 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 05/15] iommu: don't domain_crash() inside iommu_map/unmap_page() Paul Durrant
2018-08-07 2:55 ` Tian, Kevin
2018-08-07 8:05 ` Paul Durrant
2018-08-07 8:23 ` Jan Beulich
2018-08-03 17:22 ` [PATCH v5 06/15] public / x86: introduce __HYPERCALL_iommu_op Paul Durrant
2018-08-07 3:00 ` Tian, Kevin
2018-08-07 8:10 ` Paul Durrant
2018-08-07 8:25 ` Jan Beulich
2018-08-17 21:10 ` Daniel De Graaf [this message]
2018-08-03 17:22 ` [PATCH v5 07/15] iommu: track reserved ranges using a rangeset Paul Durrant
2018-08-07 3:04 ` Tian, Kevin
2018-08-07 8:16 ` Paul Durrant
2018-08-07 8:23 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 08/15] x86: add iommu_op to query reserved ranges Paul Durrant
2018-08-03 17:22 ` [PATCH v5 09/15] vtd: add lookup_page method to iommu_ops Paul Durrant
2018-08-07 3:25 ` Tian, Kevin
2018-08-07 8:21 ` Paul Durrant
2018-08-07 8:29 ` Jan Beulich
2018-08-07 8:32 ` Tian, Kevin
2018-08-07 8:37 ` Paul Durrant
2018-08-07 8:48 ` Tian, Kevin
2018-08-07 8:56 ` Paul Durrant
2018-08-07 9:03 ` Tian, Kevin
2018-08-07 9:07 ` Paul Durrant
2018-08-07 8:31 ` Tian, Kevin
2018-08-07 8:35 ` Paul Durrant
2018-08-07 8:47 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 10/15] mm / iommu: include need_iommu() test in iommu_use_hap_pt() Paul Durrant
2018-08-07 3:32 ` Tian, Kevin
2018-08-03 17:22 ` [PATCH v5 11/15] mm / iommu: split need_iommu() into has_iommu_pt() and sync_iommu_pt() Paul Durrant
2018-08-03 18:18 ` Razvan Cojocaru
2018-08-07 3:41 ` Tian, Kevin
2018-08-07 8:24 ` Paul Durrant
2018-08-03 17:22 ` [PATCH v5 12/15] x86: add iommu_op to enable modification of IOMMU mappings Paul Durrant
2018-08-07 4:08 ` Tian, Kevin
2018-08-07 8:32 ` Paul Durrant
2018-08-07 8:37 ` Tian, Kevin
2018-08-07 8:44 ` Paul Durrant
2018-08-07 9:01 ` Tian, Kevin
2018-08-07 9:12 ` Paul Durrant
2018-08-07 9:19 ` Tian, Kevin
2018-08-07 9:22 ` Paul Durrant
2018-08-03 17:22 ` [PATCH v5 13/15] memory: add get_paged_gfn() as a wrapper Paul Durrant
2018-08-03 17:22 ` [PATCH v5 14/15] x86: add iommu_ops to modify and flush IOMMU mappings Paul Durrant
2018-08-03 17:22 ` [PATCH v5 15/15] x86: extend the map and unmap iommu_ops to support grant references Paul Durrant
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=904774e8-64b9-90a8-f4fb-4728ce798c0e@tycho.nsa.gov \
--to=dgdegra@tycho.nsa.gov \
--cc=George.Dunlap@eu.citrix.com \
--cc=andrew.cooper3@citrix.com \
--cc=ian.jackson@eu.citrix.com \
--cc=jbeulich@suse.com \
--cc=paul.durrant@citrix.com \
--cc=sstabellini@kernel.org \
--cc=tim@xen.org \
--cc=wei.liu2@citrix.com \
--cc=xen-devel@lists.xenproject.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.