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From: Paul Durrant <Paul.Durrant@citrix.com>
To: 'Jan Beulich' <JBeulich@suse.com>
Cc: Andrew Cooper <Andrew.Cooper3@citrix.com>,
	Julien Grall <julien.grall@arm.com>,
	Stefano Stabellini <sstabellini@kernel.org>,
	"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Subject: Re: [PATCH v2 REPOST 01/12] [x86|arm]: remove code duplication
Date: Thu, 24 Aug 2017 14:16:32 +0000	[thread overview]
Message-ID: <08c222bb49d14e3fa57c9067ed6a542e@AMSPEX02CL03.citrite.net> (raw)
In-Reply-To: <599EFB040200007800173434@prv-mh.provo.novell.com>

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@suse.com]
> Sent: 24 August 2017 15:13
> To: Paul Durrant <Paul.Durrant@citrix.com>
> Cc: Julien Grall <julien.grall@arm.com>; Andrew Cooper
> <Andrew.Cooper3@citrix.com>; Stefano Stabellini <sstabellini@kernel.org>;
> xen-devel@lists.xenproject.org
> Subject: Re: [PATCH v2 REPOST 01/12] [x86|arm]: remove code duplication
> 
> >>> On 22.08.17 at 16:50, <paul.durrant@citrix.com> wrote:
> > There is a substantial amount of code duplicated between the x86 and arm
> > implementations of mm.c:xenmem_add_to_physmap_one() for
> > XENMAPSPACE_grant_table. Also, the code in question looks like it really
> > should be in common/grant_table.c
> >
> > This patch introduces a new function in common/grant_table.c to get the
> mfn
> > of a specified frame in the grant table of a specified guest, and calls to
> > that from the arch-specific code in mm.c.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
> 
> This would need re-basing over the XSA-235 fix, but I prefer
> Jürgen's similar change, as it retains the present locking
> properties better on ARM.

That's ok. I'm happy to rebase on that once it is committed.

  Paul

> 
> Jan
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  reply	other threads:[~2017-08-24 14:17 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-22 14:50 [PATCH v2 REPOST 00/12] x86: guest resource mapping Paul Durrant
2017-08-22 14:50 ` [PATCH v2 REPOST 01/12] [x86|arm]: remove code duplication Paul Durrant
2017-08-24 14:12   ` Jan Beulich
2017-08-24 14:16     ` Paul Durrant [this message]
2017-08-22 14:50 ` [PATCH v2 REPOST 02/12] x86/mm: allow a privileged PV domain to map guest mfns Paul Durrant
2017-08-24 16:33   ` Wei Liu
2017-08-25 10:05     ` Paul Durrant
2017-08-28 14:38       ` Wei Liu
2017-08-29  8:37         ` Paul Durrant
2017-08-22 14:50 ` [PATCH v2 REPOST 03/12] x86/mm: add HYPERVISOR_memory_op to acquire guest resources Paul Durrant
2017-08-28 15:01   ` Wei Liu
2017-08-29  8:32     ` Paul Durrant
2017-08-29  8:59       ` Jan Beulich
2017-08-29  9:13         ` Paul Durrant
2017-08-29  9:27           ` Jan Beulich
2017-08-29  9:31             ` Paul Durrant
2017-08-29  9:38               ` Jan Beulich
2017-08-29 11:16   ` George Dunlap
2017-08-29 11:19     ` Paul Durrant
2017-08-22 14:50 ` [PATCH v2 REPOST 04/12] tools/libxenforeignmemory: add support for resource mapping Paul Durrant
2017-08-24 15:52   ` Roger Pau Monné
2017-08-24 15:58     ` Paul Durrant
2017-08-22 14:50 ` [PATCH v2 REPOST 05/12] tools/libxenctrl: use new xenforeignmemory API to seed grant table Paul Durrant
2017-08-24 16:02   ` Roger Pau Monné
2017-08-24 16:09     ` Paul Durrant
2017-08-28 15:04       ` Wei Liu
2017-08-22 14:51 ` [PATCH v2 REPOST 06/12] x86/hvm/ioreq: rename .*pfn and .*gmfn to .*gfn Paul Durrant
2017-08-24 16:06   ` Roger Pau Monné
2017-08-28 15:01   ` Wei Liu
2017-08-22 14:51 ` [PATCH v2 REPOST 07/12] x86/hvm/ioreq: use bool rather than bool_t Paul Durrant
2017-08-24 16:11   ` Roger Pau Monné
2017-08-22 14:51 ` [PATCH v2 REPOST 08/12] x86/hvm/ioreq: move is_default into struct hvm_ioreq_server Paul Durrant
2017-08-24 16:21   ` Roger Pau Monné
2017-08-24 16:31     ` Paul Durrant
2017-08-22 14:51 ` [PATCH v2 REPOST 09/12] x86/hvm/ioreq: simplify code and use consistent naming Paul Durrant
2017-08-24 17:02   ` Roger Pau Monné
2017-08-25 10:18     ` Paul Durrant
2017-08-22 14:51 ` [PATCH v2 REPOST 10/12] x86/hvm/ioreq: use gfn_t in struct hvm_ioreq_page Paul Durrant
2017-08-24 17:05   ` Roger Pau Monné
2017-08-22 14:51 ` [PATCH v2 REPOST 11/12] x86/hvm/ioreq: defer mapping gfns until they are actually requsted Paul Durrant
2017-08-24 17:21   ` Roger Pau Monné
2017-08-25  9:52     ` Paul Durrant
2017-08-28 15:08   ` Wei Liu
2017-08-29  8:51     ` Paul Durrant
2017-08-22 14:51 ` [PATCH v2 REPOST 12/12] x86/hvm/ioreq: add a new mappable resource type Paul Durrant
2017-08-25  9:32   ` Roger Pau Monné
2017-08-25  9:46     ` Paul Durrant
2017-08-25  9:53       ` Roger Pau Monne
2017-08-25  9:58         ` Paul Durrant
2017-08-29 11:36       ` George Dunlap
2017-08-29 13:40       ` George Dunlap
2017-08-29 14:10         ` Paul Durrant
2017-08-29 14:26           ` George Dunlap
2017-08-29 14:31             ` Paul Durrant
2017-08-29 14:38               ` George Dunlap
2017-08-29 14:49                 ` Paul Durrant

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