From: Julien Grall <julien.grall@arm.com>
To: Wei Liu <wei.liu2@citrix.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Tim Deegan <tim@xen.org>,
xen-devel@lists.xen.org, Jan Beulich <jbeulich@suse.com>,
Ian Jackson <ian.jackson@eu.citrix.com>
Subject: Re: [PATCH v4 12/16] xen/mm: Switch common/memory.c to use typesafe MFN
Date: Fri, 23 Feb 2018 17:46:39 +0000 [thread overview]
Message-ID: <2566afed-ec43-231f-44cc-477a77109b1e@arm.com> (raw)
In-Reply-To: <20180223172655.6luuswrqbtttqcff@citrix.com>
On 23/02/18 17:26, Wei Liu wrote:
> On Wed, Feb 21, 2018 at 02:02:55PM +0000, Julien Grall wrote:
>> A new helper copy_mfn_to_guest is introduced to easily to copy a MFN to
>> the guest memory.
>>
>> Not functional change intended
>
> Is there a reason to not make all guest accessors tyep-safe instead?
Could you clarify what you mean? MFN and xen_pfn_t have different type
on Arm. So I am not sure how you would be able to make them typesafe.
Cheers,
--
Julien Grall
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next prev parent reply other threads:[~2018-02-23 17:46 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-21 14:02 [PATCH v4 00/16] xen: Convert page_to_mfn and mfn_to_page to use typesafe MFN Julien Grall
2018-02-21 14:02 ` [PATCH v4 01/16] xen/tmem: Convert the file common/tmem_xen.c " Julien Grall
2018-02-21 14:02 ` [PATCH v4 02/16] xen/arm: setup: use maddr_to_mfn rather than _mfn(paddr_to_pfn(...)) Julien Grall
2018-02-21 14:02 ` [PATCH v4 03/16] xen/arm: mm: Use gaddr_to_gfn rather than _gfn(paddr_to_pfn(...)) Julien Grall
2018-02-21 14:02 ` [PATCH v4 04/16] xen/arm: mm: Remove unused M2P code Julien Grall
2018-02-21 14:02 ` [PATCH v4 05/16] xen/arm: mm: Remove unused relinquish_shared_pages Julien Grall
2018-02-21 14:02 ` [PATCH v4 06/16] xen/x86: Remove unused override of page_to_mfn/mfn_to_page Julien Grall
2018-03-01 11:20 ` George Dunlap
2018-03-02 14:42 ` Jan Beulich
2018-03-02 14:44 ` Julien Grall
2018-03-02 15:11 ` Jan Beulich
2018-03-05 13:29 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 07/16] xen/x86: mm: Switch x86/mm.c to use typesafe for virt_to_mfn Julien Grall
2018-03-02 14:45 ` Jan Beulich
2018-03-02 14:46 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 08/16] xen/mm: Drop the parameter mfn from populate_pt_range Julien Grall
2018-02-22 16:35 ` Wei Liu
2018-02-22 16:40 ` Julien Grall
2018-02-22 16:51 ` Wei Liu
2018-02-22 16:55 ` Julien Grall
2018-02-22 17:10 ` Wei Liu
2018-03-02 14:55 ` Jan Beulich
2018-03-05 13:43 ` Julien Grall
2018-03-05 14:00 ` Jan Beulich
2018-03-05 14:11 ` Julien Grall
2018-03-05 14:38 ` Jan Beulich
2018-03-09 17:29 ` Wei Liu
2018-03-11 19:30 ` Julien Grall
2018-03-12 6:36 ` Jan Beulich
2018-03-14 15:22 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 09/16] xen/pdx: Introduce helper to convert MFN <-> PDX Julien Grall
2018-02-22 16:39 ` Wei Liu
2018-02-21 14:02 ` [PATCH v4 10/16] xen/mm: Switch map_pages_to_xen to use MFN typesafe Julien Grall
2018-02-23 4:59 ` Tian, Kevin
2018-02-23 17:21 ` Wei Liu
2018-03-02 15:06 ` Jan Beulich
2018-03-02 15:08 ` Jan Beulich
2018-03-05 14:07 ` Julien Grall
2018-03-05 14:39 ` Jan Beulich
2018-03-05 14:44 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 11/16] xen/mm: Switch page_alloc.c to typesafe MFN Julien Grall
2018-02-23 17:21 ` Wei Liu
2018-03-02 15:18 ` Jan Beulich
2018-03-02 15:57 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 12/16] xen/mm: Switch common/memory.c to use " Julien Grall
2018-02-23 17:26 ` Wei Liu
2018-02-23 17:46 ` Julien Grall [this message]
2018-02-23 18:05 ` Wei Liu
2018-02-23 18:06 ` Julien Grall
2018-02-23 18:10 ` Wei Liu
2018-03-02 15:34 ` Jan Beulich
2018-03-05 14:18 ` Julien Grall
2018-03-05 14:41 ` Jan Beulich
2018-03-09 17:33 ` Wei Liu
2018-03-11 19:44 ` Julien Grall
2018-03-12 6:39 ` Jan Beulich
2018-03-14 16:08 ` Julien Grall
2018-02-21 14:02 ` [PATCH v4 13/16] xen/grant: Switch {create, replace}_grant_p2m_mapping to " Julien Grall
2018-02-23 17:29 ` Wei Liu
2018-03-02 15:38 ` Jan Beulich
2018-02-21 14:02 ` [PATCH v4 14/16] xen/grant: Switch common/grant_table.c to use " Julien Grall
2018-02-23 17:30 ` Wei Liu
2018-03-02 15:54 ` Jan Beulich
2018-03-02 15:59 ` Julien Grall
2018-03-02 16:12 ` Jan Beulich
2018-02-21 14:02 ` [PATCH v4 15/16] xen/x86: Switch mfn_to_page in x86_64/mm.c " Julien Grall
2018-03-02 15:57 ` Jan Beulich
2018-02-21 14:02 ` [PATCH v4 16/16] xen: Convert page_to_mfn and mfn_to_page " Julien Grall
2018-02-21 14:25 ` Razvan Cojocaru
2018-02-21 14:59 ` Paul Durrant
2018-02-21 23:20 ` Boris Ostrovsky
2018-02-23 4:59 ` Tian, Kevin
2018-02-23 17:31 ` Wei Liu
2018-03-02 16:08 ` Jan Beulich
2018-03-14 17:02 ` Julien Grall
2018-03-15 7:07 ` Jan Beulich
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