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From: Jan Beulich <jbeulich@suse.com>
To: Oleksandr <olekstysh@gmail.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>,
	Ian Jackson <iwj@xenproject.org>, Wei Liu <wl@xen.org>,
	Anthony PERARD <anthony.perard@citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	George Dunlap <george.dunlap@citrix.com>,
	Julien Grall <julien@xen.org>, Juergen Gross <jgross@suse.com>,
	Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>,
	xen-devel@lists.xenproject.org
Subject: Re: [PATCH V5 1/3] xen/arm: Introduce gpaddr_bits field to struct xen_arch_domainconfig
Date: Fri, 8 Oct 2021 14:36:51 +0200	[thread overview]
Message-ID: <ff760c65-1041-aac6-40ed-981f0b900678@suse.com> (raw)
In-Reply-To: <b36e5fb7-6ed0-dc7d-5ed3-c3c9c9ae70b5@gmail.com>

On 08.10.2021 12:25, Oleksandr wrote:
> Just a quick question. What do you think can XEN_DOMCTL_getdomaininfo be 
> reused to retrieve gpaddr_bits? I don't see why not at the moment, but 
> maybe there are some implications/concerns which are invisible to me.
> 
> I see that arch_get_domain_info() is present, so the field will be 
> common, and each arch will write a value it considers
> appropriate. This could be a good compromise to not add an extra domctl 
> and to not alter domain_create.

Technically I think it could be reused. What I'm less certain of is
whether the specific piece of information is a good fit there.

Jan



  reply	other threads:[~2021-10-08 12:37 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-06 11:22 [PATCH V5 0/3] Add handling of extended regions (safe ranges) on Arm (Was "xen/memory: Introduce a hypercall to provide unallocated space") Oleksandr Tyshchenko
2021-10-06 11:22 ` [PATCH V5 1/3] xen/arm: Introduce gpaddr_bits field to struct xen_arch_domainconfig Oleksandr Tyshchenko
2021-10-07  0:49   ` Stefano Stabellini
2021-10-07 20:19     ` Oleksandr
2021-10-07  7:42   ` Jan Beulich
2021-10-07 12:30     ` Oleksandr
2021-10-07 12:43       ` Jan Beulich
2021-10-07 13:12         ` Oleksandr
2021-10-07 13:50           ` Jan Beulich
2021-10-07 20:23             ` Stefano Stabellini
2021-10-08  8:13               ` Jan Beulich
2021-10-08 10:25                 ` Oleksandr
2021-10-08 12:36                   ` Jan Beulich [this message]
2021-10-08 13:21                     ` Oleksandr
2021-10-08 22:14                       ` Stefano Stabellini
2021-10-11 12:36                         ` Oleksandr
2021-10-06 11:22 ` [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU Oleksandr Tyshchenko
2021-10-06 11:34   ` Ian Jackson
2021-10-06 12:28     ` Oleksandr
2021-10-07  0:00       ` Stefano Stabellini
2021-10-07 10:57         ` Ian Jackson
2021-10-07 14:42           ` Oleksandr
2021-10-07 20:37           ` Stefano Stabellini
2021-10-07  1:29   ` Stefano Stabellini
2021-10-07 16:57     ` Oleksandr
2021-10-07 20:29       ` Stefano Stabellini
2021-10-07 20:55         ` Oleksandr
2021-10-06 11:22 ` [PATCH V5 3/3] xen/arm: Updates for extended regions support Oleksandr Tyshchenko
2021-10-07  1:50   ` Stefano Stabellini
2021-10-07 17:11     ` Oleksandr
2021-10-07 20:06       ` Stefano Stabellini
2021-10-07 20:29         ` Oleksandr
2021-10-07 20:42           ` Stefano Stabellini
2021-10-07 21:19             ` Oleksandr
2021-10-11 11:27           ` Julien Grall

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